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Commit | Line | Data |
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108106cf | 1 | /////////////////////////////////////////////////////////////////////////////// |
d23ec02c | 2 | // Name: src/common/dbtable.cpp |
f6bcfd97 | 3 | // Purpose: Implementation of the wxDbTable class. |
108106cf | 4 | // Author: Doug Card |
67e9aaa3 | 5 | // Modified by: George Tasker |
3ca6a5f0 BP |
6 | // Bart Jourquin |
7 | // Mark Johnson | |
108106cf JS |
8 | // Created: 9.96 |
9 | // RCS-ID: $Id$ | |
10 | // Copyright: (c) 1996 Remstar International, Inc. | |
7e559cd8 | 11 | // Licence: wxWindows licence |
108106cf JS |
12 | /////////////////////////////////////////////////////////////////////////////// |
13 | ||
a2115c88 GT |
14 | #include "wx/wxprec.h" |
15 | ||
882fc8a9 GT |
16 | #ifdef __BORLANDC__ |
17 | #pragma hdrstop | |
108106cf | 18 | #endif |
108106cf | 19 | |
d23ec02c WS |
20 | #if wxUSE_ODBC |
21 | ||
8e3f3880 WS |
22 | #ifndef WX_PRECOMP |
23 | #include "wx/object.h" | |
8e3f3880 | 24 | #include "wx/list.h" |
8ecff181 | 25 | #include "wx/string.h" |
8e3f3880 WS |
26 | #include "wx/utils.h" |
27 | #include "wx/log.h" | |
28 | #endif | |
29 | ||
0b8410f3 | 30 | #ifdef DBDEBUG_CONSOLE |
4888e623 GT |
31 | #if wxUSE_IOSTREAMH |
32 | #include <iostream.h> | |
33 | #else | |
34 | #include <iostream> | |
35 | #endif | |
0b8410f3 GT |
36 | #include "wx/ioswrap.h" |
37 | #endif | |
108106cf | 38 | |
882fc8a9 | 39 | #include "wx/filefn.h" |
f6bcfd97 | 40 | |
108106cf JS |
41 | #include <stdio.h> |
42 | #include <stdlib.h> | |
43 | #include <string.h> | |
67e9aaa3 | 44 | |
882fc8a9 | 45 | #include "wx/dbtable.h" |
108106cf | 46 | |
1fc5dd6f | 47 | #ifdef __UNIX__ |
108106cf JS |
48 | // The HPUX preprocessor lines below were commented out on 8/20/97 |
49 | // because macros.h currently redefines DEBUG and is unneeded. | |
50 | // # ifdef HPUX | |
51 | // # include <macros.h> | |
52 | // # endif | |
1fc5dd6f | 53 | # ifdef LINUX |
108106cf JS |
54 | # include <sys/minmax.h> |
55 | # endif | |
56 | #endif | |
57 | ||
a2115c88 GT |
58 | ULONG lastTableID = 0; |
59 | ||
60 | ||
e041ce57 | 61 | #ifdef __WXDEBUG__ |
89894079 | 62 | wxList TablesInUse; |
a2115c88 GT |
63 | #endif |
64 | ||
65 | ||
8a39593e | 66 | void csstrncpyt(wxChar *target, const wxChar *source, int n) |
e7c9692f | 67 | { |
c2b2c10e | 68 | while ( (*target++ = *source++) != '\0' && --n != 0 ) |
e7c9692f GT |
69 | ; |
70 | ||
71 | *target = '\0'; | |
72 | } | |
73 | ||
74 | ||
75 | ||
da99271d GT |
76 | /********** wxDbColDef::wxDbColDef() Constructor **********/ |
77 | wxDbColDef::wxDbColDef() | |
78 | { | |
79 | Initialize(); | |
80 | } // Constructor | |
81 | ||
82 | ||
83 | bool wxDbColDef::Initialize() | |
84 | { | |
85 | ColName[0] = 0; | |
86 | DbDataType = DB_DATA_TYPE_INTEGER; | |
87 | SqlCtype = SQL_C_LONG; | |
88 | PtrDataObj = NULL; | |
89 | SzDataObj = 0; | |
68379eaf WS |
90 | KeyField = false; |
91 | Updateable = false; | |
92 | InsertAllowed = false; | |
93 | DerivedCol = false; | |
da99271d | 94 | CbValue = 0; |
68379eaf | 95 | Null = false; |
da99271d | 96 | |
68379eaf | 97 | return true; |
da99271d GT |
98 | } // wxDbColDef::Initialize() |
99 | ||
100 | ||
101 | /********** wxDbTable::wxDbTable() Constructor **********/ | |
6b3f4fb8 | 102 | wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns, |
4fdae997 | 103 | const wxString &qryTblName, bool qryOnly, const wxString &tblPath) |
108106cf | 104 | { |
6b3f4fb8 | 105 | if (!initialize(pwxDb, tblName, numColumns, qryTblName, qryOnly, tblPath)) |
4fdae997 GT |
106 | cleanup(); |
107 | } // wxDbTable::wxDbTable() | |
108 | ||
109 | ||
110 | /***** DEPRECATED: use wxDbTable::wxDbTable() format above *****/ | |
254a2129 | 111 | #if WXWIN_COMPATIBILITY_2_4 |
6b3f4fb8 | 112 | wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns, |
4fdae997 GT |
113 | const wxChar *qryTblName, bool qryOnly, const wxString &tblPath) |
114 | { | |
115 | wxString tempQryTblName; | |
116 | tempQryTblName = qryTblName; | |
6b3f4fb8 | 117 | if (!initialize(pwxDb, tblName, numColumns, tempQryTblName, qryOnly, tblPath)) |
4fdae997 GT |
118 | cleanup(); |
119 | } // wxDbTable::wxDbTable() | |
254a2129 | 120 | #endif // WXWIN_COMPATIBILITY_2_4 |
4fdae997 GT |
121 | |
122 | ||
123 | /********** wxDbTable::~wxDbTable() **********/ | |
124 | wxDbTable::~wxDbTable() | |
125 | { | |
126 | this->cleanup(); | |
127 | } // wxDbTable::~wxDbTable() | |
128 | ||
129 | ||
6b3f4fb8 | 130 | bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns, |
4fdae997 GT |
131 | const wxString &qryTblName, bool qryOnly, const wxString &tblPath) |
132 | { | |
133 | // Initializing member variables | |
f6bcfd97 | 134 | pDb = pwxDb; // Pointer to the wxDb object |
89894079 VZ |
135 | henv = 0; |
136 | hdbc = 0; | |
137 | hstmt = 0; | |
882fc8a9 | 138 | m_hstmtGridQuery = 0; |
89894079 VZ |
139 | hstmtDefault = 0; // Initialized below |
140 | hstmtCount = 0; // Initialized first time it is needed | |
141 | hstmtInsert = 0; | |
142 | hstmtDelete = 0; | |
143 | hstmtUpdate = 0; | |
144 | hstmtInternal = 0; | |
145 | colDefs = 0; | |
146 | tableID = 0; | |
b8032740 | 147 | m_numCols = numColumns; // Number of columns in the table |
4fdae997 GT |
148 | where.Empty(); // Where clause |
149 | orderBy.Empty(); // Order By clause | |
150 | from.Empty(); // From clause | |
68379eaf | 151 | selectForUpdate = false; // SELECT ... FOR UPDATE; Indicates whether to include the FOR UPDATE phrase |
89894079 | 152 | queryOnly = qryOnly; |
68379eaf | 153 | insertable = true; |
4fdae997 GT |
154 | tablePath.Empty(); |
155 | tableName.Empty(); | |
156 | queryTableName.Empty(); | |
89894079 | 157 | |
d23ec02c | 158 | wxASSERT(tblName.length()); |
4fdae997 | 159 | wxASSERT(pDb); |
89894079 | 160 | |
4fdae997 | 161 | if (!pDb) |
68379eaf | 162 | return false; |
4fdae997 GT |
163 | |
164 | tableName = tblName; // Table Name | |
215a0070 GT |
165 | if ((pDb->Dbms() == dbmsORACLE) || |
166 | (pDb->Dbms() == dbmsFIREBIRD) || | |
167 | (pDb->Dbms() == dbmsINTERBASE)) | |
168 | tableName = tableName.Upper(); | |
169 | ||
d23ec02c | 170 | if (tblPath.length()) |
4fdae997 | 171 | tablePath = tblPath; // Table Path - used for dBase files |
f02d4a64 | 172 | else |
4fdae997 | 173 | tablePath.Empty(); |
da38429d | 174 | |
d23ec02c | 175 | if (qryTblName.length()) // Name of the table/view to query |
4fdae997 | 176 | queryTableName = qryTblName; |
89894079 | 177 | else |
4fdae997 | 178 | queryTableName = tblName; |
da38429d | 179 | |
215a0070 GT |
180 | if ((pDb->Dbms() == dbmsORACLE) || |
181 | (pDb->Dbms() == dbmsFIREBIRD) || | |
182 | (pDb->Dbms() == dbmsINTERBASE)) | |
183 | queryTableName = queryTableName.Upper(); | |
184 | ||
f6bcfd97 | 185 | pDb->incrementTableCount(); |
da38429d | 186 | |
1e92909e | 187 | wxString s; |
89894079 | 188 | tableID = ++lastTableID; |
d595fb29 VZ |
189 | s.Printf(wxT("wxDbTable constructor (%-20s) tableID:[%6lu] pDb:[%p]"), |
190 | tblName.c_str(), tableID, wx_static_cast(void*, pDb)); | |
9082f1a9 | 191 | |
e041ce57 | 192 | #ifdef __WXDEBUG__ |
8128349e GT |
193 | wxTablesInUse *tableInUse; |
194 | tableInUse = new wxTablesInUse(); | |
89894079 | 195 | tableInUse->tableName = tblName; |
1e92909e GT |
196 | tableInUse->tableID = tableID; |
197 | tableInUse->pDb = pDb; | |
89894079 | 198 | TablesInUse.Append(tableInUse); |
a2115c88 | 199 | #endif |
da38429d | 200 | |
4fdae997 | 201 | pDb->WriteSqlLog(s); |
da38429d | 202 | |
f6bcfd97 BP |
203 | // Grab the HENV and HDBC from the wxDb object |
204 | henv = pDb->GetHENV(); | |
205 | hdbc = pDb->GetHDBC(); | |
da38429d | 206 | |
89894079 | 207 | // Allocate space for column definitions |
b8032740 GT |
208 | if (m_numCols) |
209 | colDefs = new wxDbColDef[m_numCols]; // Points to the first column definition | |
da38429d | 210 | |
89894079 VZ |
211 | // Allocate statement handles for the table |
212 | if (!queryOnly) | |
213 | { | |
214 | // Allocate a separate statement handle for performing inserts | |
215 | if (SQLAllocStmt(hdbc, &hstmtInsert) != SQL_SUCCESS) | |
216 | pDb->DispAllErrors(henv, hdbc); | |
217 | // Allocate a separate statement handle for performing deletes | |
218 | if (SQLAllocStmt(hdbc, &hstmtDelete) != SQL_SUCCESS) | |
219 | pDb->DispAllErrors(henv, hdbc); | |
220 | // Allocate a separate statement handle for performing updates | |
221 | if (SQLAllocStmt(hdbc, &hstmtUpdate) != SQL_SUCCESS) | |
222 | pDb->DispAllErrors(henv, hdbc); | |
223 | } | |
224 | // Allocate a separate statement handle for internal use | |
225 | if (SQLAllocStmt(hdbc, &hstmtInternal) != SQL_SUCCESS) | |
226 | pDb->DispAllErrors(henv, hdbc); | |
da38429d | 227 | |
89894079 VZ |
228 | // Set the cursor type for the statement handles |
229 | cursorType = SQL_CURSOR_STATIC; | |
da38429d | 230 | |
89894079 | 231 | if (SQLSetStmtOption(hstmtInternal, SQL_CURSOR_TYPE, cursorType) != SQL_SUCCESS) |
da38429d | 232 | { |
89894079 VZ |
233 | // Check to see if cursor type is supported |
234 | pDb->GetNextError(henv, hdbc, hstmtInternal); | |
4fdae997 | 235 | if (! wxStrcmp(pDb->sqlState, wxT("01S02"))) // Option Value Changed |
3ca6a5f0 | 236 | { |
89894079 VZ |
237 | // Datasource does not support static cursors. Driver |
238 | // will substitute a cursor type. Call SQLGetStmtOption() | |
239 | // to determine which cursor type was selected. | |
240 | if (SQLGetStmtOption(hstmtInternal, SQL_CURSOR_TYPE, &cursorType) != SQL_SUCCESS) | |
3ca6a5f0 | 241 | pDb->DispAllErrors(henv, hdbc, hstmtInternal); |
a2115c88 | 242 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 243 | cout << wxT("Static cursor changed to: "); |
89894079 | 244 | switch(cursorType) |
3ca6a5f0 BP |
245 | { |
246 | case SQL_CURSOR_FORWARD_ONLY: | |
4fdae997 | 247 | cout << wxT("Forward Only"); |
3ca6a5f0 BP |
248 | break; |
249 | case SQL_CURSOR_STATIC: | |
4fdae997 | 250 | cout << wxT("Static"); |
3ca6a5f0 BP |
251 | break; |
252 | case SQL_CURSOR_KEYSET_DRIVEN: | |
4fdae997 | 253 | cout << wxT("Keyset Driven"); |
3ca6a5f0 BP |
254 | break; |
255 | case SQL_CURSOR_DYNAMIC: | |
4fdae997 | 256 | cout << wxT("Dynamic"); |
3ca6a5f0 BP |
257 | break; |
258 | } | |
89894079 | 259 | cout << endl << endl; |
108106cf | 260 | #endif |
3ca6a5f0 BP |
261 | // BJO20000425 |
262 | if (pDb->FwdOnlyCursors() && cursorType != SQL_CURSOR_FORWARD_ONLY) | |
263 | { | |
264 | // Force the use of a forward only cursor... | |
265 | cursorType = SQL_CURSOR_FORWARD_ONLY; | |
266 | if (SQLSetStmtOption(hstmtInternal, SQL_CURSOR_TYPE, cursorType) != SQL_SUCCESS) | |
267 | { | |
268 | // Should never happen | |
269 | pDb->GetNextError(henv, hdbc, hstmtInternal); | |
68379eaf | 270 | return false; |
3ca6a5f0 BP |
271 | } |
272 | } | |
273 | } | |
274 | else | |
275 | { | |
89894079 VZ |
276 | pDb->DispNextError(); |
277 | pDb->DispAllErrors(henv, hdbc, hstmtInternal); | |
3ca6a5f0 | 278 | } |
89894079 | 279 | } |
a2115c88 | 280 | #ifdef DBDEBUG_CONSOLE |
89894079 | 281 | else |
4fdae997 | 282 | cout << wxT("Cursor Type set to STATIC") << endl << endl; |
108106cf | 283 | #endif |
da38429d | 284 | |
89894079 VZ |
285 | if (!queryOnly) |
286 | { | |
287 | // Set the cursor type for the INSERT statement handle | |
288 | if (SQLSetStmtOption(hstmtInsert, SQL_CURSOR_TYPE, SQL_CURSOR_FORWARD_ONLY) != SQL_SUCCESS) | |
289 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
290 | // Set the cursor type for the DELETE statement handle | |
291 | if (SQLSetStmtOption(hstmtDelete, SQL_CURSOR_TYPE, SQL_CURSOR_FORWARD_ONLY) != SQL_SUCCESS) | |
292 | pDb->DispAllErrors(henv, hdbc, hstmtDelete); | |
293 | // Set the cursor type for the UPDATE statement handle | |
294 | if (SQLSetStmtOption(hstmtUpdate, SQL_CURSOR_TYPE, SQL_CURSOR_FORWARD_ONLY) != SQL_SUCCESS) | |
295 | pDb->DispAllErrors(henv, hdbc, hstmtUpdate); | |
296 | } | |
da38429d | 297 | |
89894079 | 298 | // Make the default cursor the active cursor |
68379eaf | 299 | hstmtDefault = GetNewCursor(false,false); |
4fdae997 | 300 | wxASSERT(hstmtDefault); |
89894079 | 301 | hstmt = *hstmtDefault; |
108106cf | 302 | |
68379eaf | 303 | return true; |
67e9aaa3 | 304 | |
4fdae997 GT |
305 | } // wxDbTable::initialize() |
306 | ||
307 | ||
308 | void wxDbTable::cleanup() | |
108106cf | 309 | { |
1e92909e | 310 | wxString s; |
89894079 VZ |
311 | if (pDb) |
312 | { | |
d595fb29 VZ |
313 | s.Printf(wxT("wxDbTable destructor (%-20s) tableID:[%6lu] pDb:[%p]"), |
314 | tableName.c_str(), tableID, wx_static_cast(void*, pDb)); | |
4fdae997 | 315 | pDb->WriteSqlLog(s); |
89894079 | 316 | } |
a2115c88 | 317 | |
e041ce57 | 318 | #ifdef __WXDEBUG__ |
89894079 VZ |
319 | if (tableID) |
320 | { | |
68379eaf | 321 | bool found = false; |
1e92909e | 322 | |
e3f8f04d | 323 | wxList::compatibility_iterator pNode; |
52410d54 | 324 | pNode = TablesInUse.GetFirst(); |
89894079 VZ |
325 | while (pNode && !found) |
326 | { | |
52410d54 | 327 | if (((wxTablesInUse *)pNode->GetData())->tableID == tableID) |
89894079 | 328 | { |
68379eaf | 329 | found = true; |
e3f8f04d MB |
330 | delete (wxTablesInUse *)pNode->GetData(); |
331 | TablesInUse.Erase(pNode); | |
89894079 VZ |
332 | } |
333 | else | |
52410d54 | 334 | pNode = pNode->GetNext(); |
89894079 VZ |
335 | } |
336 | if (!found) | |
337 | { | |
1e92909e | 338 | wxString msg; |
597fadce | 339 | msg.Printf(wxT("Unable to find the tableID in the linked\nlist of tables in use.\n\n%s"),s.c_str()); |
4fdae997 | 340 | wxLogDebug (msg,wxT("NOTICE...")); |
89894079 VZ |
341 | } |
342 | } | |
a2115c88 | 343 | #endif |
e041ce57 | 344 | |
f6bcfd97 | 345 | // Decrement the wxDb table count |
89894079 | 346 | if (pDb) |
f6bcfd97 | 347 | pDb->decrementTableCount(); |
89894079 VZ |
348 | |
349 | // Delete memory allocated for column definitions | |
350 | if (colDefs) | |
351 | delete [] colDefs; | |
352 | ||
353 | // Free statement handles | |
354 | if (!queryOnly) | |
355 | { | |
356 | if (hstmtInsert) | |
7d8c3dba GT |
357 | { |
358 | /* | |
359 | ODBC 3.0 says to use this form | |
360 | if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS) | |
361 | */ | |
89894079 VZ |
362 | if (SQLFreeStmt(hstmtInsert, SQL_DROP) != SQL_SUCCESS) |
363 | pDb->DispAllErrors(henv, hdbc); | |
7d8c3dba | 364 | } |
7c5c05ae | 365 | |
89894079 | 366 | if (hstmtDelete) |
7d8c3dba GT |
367 | { |
368 | /* | |
369 | ODBC 3.0 says to use this form | |
370 | if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS) | |
371 | */ | |
89894079 | 372 | if (SQLFreeStmt(hstmtDelete, SQL_DROP) != SQL_SUCCESS) |
7d8c3dba GT |
373 | pDb->DispAllErrors(henv, hdbc); |
374 | } | |
7c5c05ae | 375 | |
89894079 | 376 | if (hstmtUpdate) |
7d8c3dba GT |
377 | { |
378 | /* | |
379 | ODBC 3.0 says to use this form | |
380 | if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS) | |
381 | */ | |
89894079 VZ |
382 | if (SQLFreeStmt(hstmtUpdate, SQL_DROP) != SQL_SUCCESS) |
383 | pDb->DispAllErrors(henv, hdbc); | |
7d8c3dba | 384 | } |
89894079 | 385 | } |
3ca6a5f0 | 386 | |
89894079 | 387 | if (hstmtInternal) |
7d8c3dba | 388 | { |
89894079 VZ |
389 | if (SQLFreeStmt(hstmtInternal, SQL_DROP) != SQL_SUCCESS) |
390 | pDb->DispAllErrors(henv, hdbc); | |
7d8c3dba | 391 | } |
89894079 VZ |
392 | |
393 | // Delete dynamically allocated cursors | |
394 | if (hstmtDefault) | |
395 | DeleteCursor(hstmtDefault); | |
7c5c05ae | 396 | |
89894079 VZ |
397 | if (hstmtCount) |
398 | DeleteCursor(hstmtCount); | |
882fc8a9 GT |
399 | |
400 | if (m_hstmtGridQuery) | |
401 | DeleteCursor(m_hstmtGridQuery); | |
402 | ||
4fdae997 | 403 | } // wxDbTable::cleanup() |
67e9aaa3 GT |
404 | |
405 | ||
6919c53f GT |
406 | /***************************** PRIVATE FUNCTIONS *****************************/ |
407 | ||
67e9aaa3 | 408 | |
0907ea9c | 409 | void wxDbTable::setCbValueForColumn(int columnIndex) |
e9ed92a2 GT |
410 | { |
411 | switch(colDefs[columnIndex].DbDataType) | |
412 | { | |
413 | case DB_DATA_TYPE_VARCHAR: | |
7eeba511 | 414 | case DB_DATA_TYPE_MEMO: |
e9ed92a2 GT |
415 | if (colDefs[columnIndex].Null) |
416 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
417 | else | |
418 | colDefs[columnIndex].CbValue = SQL_NTS; | |
419 | break; | |
420 | case DB_DATA_TYPE_INTEGER: | |
421 | if (colDefs[columnIndex].Null) | |
422 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
423 | else | |
424 | colDefs[columnIndex].CbValue = 0; | |
425 | break; | |
426 | case DB_DATA_TYPE_FLOAT: | |
427 | if (colDefs[columnIndex].Null) | |
428 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
429 | else | |
430 | colDefs[columnIndex].CbValue = 0; | |
431 | break; | |
432 | case DB_DATA_TYPE_DATE: | |
433 | if (colDefs[columnIndex].Null) | |
434 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
435 | else | |
436 | colDefs[columnIndex].CbValue = 0; | |
437 | break; | |
438 | case DB_DATA_TYPE_BLOB: | |
439 | if (colDefs[columnIndex].Null) | |
440 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
441 | else | |
e4e45573 | 442 | if (colDefs[columnIndex].SqlCtype == SQL_C_WXCHAR) |
fd9b9198 | 443 | colDefs[columnIndex].CbValue = SQL_NTS; |
e9ed92a2 GT |
444 | else |
445 | colDefs[columnIndex].CbValue = SQL_LEN_DATA_AT_EXEC(colDefs[columnIndex].SzDataObj); | |
446 | break; | |
447 | } | |
448 | } | |
449 | ||
2beca662 | 450 | /********** wxDbTable::bindParams() **********/ |
4fdae997 | 451 | bool wxDbTable::bindParams(bool forUpdate) |
6919c53f | 452 | { |
4fdae997 | 453 | wxASSERT(!queryOnly); |
89894079 | 454 | if (queryOnly) |
68379eaf | 455 | return false; |
da38429d | 456 | |
89894079 | 457 | SWORD fSqlType = 0; |
d171743e | 458 | SDWORD precision = 0; |
89894079 | 459 | SWORD scale = 0; |
da38429d | 460 | |
4fdae997 GT |
461 | // Bind each column of the table that should be bound |
462 | // to a parameter marker | |
6b3f4fb8 | 463 | int i; |
b8032740 | 464 | UWORD colNumber; |
2beca662 | 465 | |
b8032740 | 466 | for (i=0, colNumber=1; i < m_numCols; i++) |
89894079 | 467 | { |
4fdae997 | 468 | if (forUpdate) |
89894079 | 469 | { |
2beca662 | 470 | if (!colDefs[i].Updateable) |
4fdae997 | 471 | continue; |
89894079 | 472 | } |
4fdae997 | 473 | else |
3ca6a5f0 | 474 | { |
2beca662 | 475 | if (!colDefs[i].InsertAllowed) |
4fdae997 | 476 | continue; |
3ca6a5f0 | 477 | } |
6919c53f | 478 | |
89894079 VZ |
479 | switch(colDefs[i].DbDataType) |
480 | { | |
3ca6a5f0 BP |
481 | case DB_DATA_TYPE_VARCHAR: |
482 | fSqlType = pDb->GetTypeInfVarchar().FsqlType; | |
483 | precision = colDefs[i].SzDataObj; | |
484 | scale = 0; | |
3ca6a5f0 | 485 | break; |
7eeba511 JS |
486 | case DB_DATA_TYPE_MEMO: |
487 | fSqlType = pDb->GetTypeInfMemo().FsqlType; | |
488 | precision = colDefs[i].SzDataObj; | |
489 | scale = 0; | |
490 | break; | |
3ca6a5f0 BP |
491 | case DB_DATA_TYPE_INTEGER: |
492 | fSqlType = pDb->GetTypeInfInteger().FsqlType; | |
493 | precision = pDb->GetTypeInfInteger().Precision; | |
494 | scale = 0; | |
3ca6a5f0 BP |
495 | break; |
496 | case DB_DATA_TYPE_FLOAT: | |
497 | fSqlType = pDb->GetTypeInfFloat().FsqlType; | |
498 | precision = pDb->GetTypeInfFloat().Precision; | |
da38429d | 499 | scale = pDb->GetTypeInfFloat().MaximumScale; |
3ca6a5f0 BP |
500 | // SQL Sybase Anywhere v5.5 returned a negative number for the |
501 | // MaxScale. This caused ODBC to kick out an error on ibscale. | |
502 | // I check for this here and set the scale = precision. | |
503 | //if (scale < 0) | |
504 | // scale = (short) precision; | |
3ca6a5f0 BP |
505 | break; |
506 | case DB_DATA_TYPE_DATE: | |
507 | fSqlType = pDb->GetTypeInfDate().FsqlType; | |
508 | precision = pDb->GetTypeInfDate().Precision; | |
509 | scale = 0; | |
3ca6a5f0 | 510 | break; |
bf5423ea GT |
511 | case DB_DATA_TYPE_BLOB: |
512 | fSqlType = pDb->GetTypeInfBlob().FsqlType; | |
c9b6d796 | 513 | precision = colDefs[i].SzDataObj; |
bf5423ea | 514 | scale = 0; |
bf5423ea | 515 | break; |
3ca6a5f0 | 516 | } |
e9ed92a2 GT |
517 | |
518 | setCbValueForColumn(i); | |
519 | ||
4fdae997 GT |
520 | if (forUpdate) |
521 | { | |
b8032740 | 522 | if (SQLBindParameter(hstmtUpdate, colNumber++, SQL_PARAM_INPUT, colDefs[i].SqlCtype, |
da38429d | 523 | fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, |
4fdae997 GT |
524 | precision+1, &colDefs[i].CbValue) != SQL_SUCCESS) |
525 | { | |
526 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
527 | } | |
528 | } | |
529 | else | |
3ca6a5f0 | 530 | { |
b8032740 | 531 | if (SQLBindParameter(hstmtInsert, colNumber++, SQL_PARAM_INPUT, colDefs[i].SqlCtype, |
da38429d | 532 | fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, |
c9b6d796 | 533 | precision+1, &colDefs[i].CbValue) != SQL_SUCCESS) |
4fdae997 GT |
534 | { |
535 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); | |
536 | } | |
89894079 | 537 | } |
89894079 | 538 | } |
da38429d | 539 | |
89894079 | 540 | // Completed successfully |
68379eaf | 541 | return true; |
6919c53f | 542 | |
4fdae997 GT |
543 | } // wxDbTable::bindParams() |
544 | ||
545 | ||
546 | /********** wxDbTable::bindInsertParams() **********/ | |
547 | bool wxDbTable::bindInsertParams(void) | |
548 | { | |
68379eaf | 549 | return bindParams(false); |
4fdae997 GT |
550 | } // wxDbTable::bindInsertParams() |
551 | ||
552 | ||
553 | /********** wxDbTable::bindUpdateParams() **********/ | |
554 | bool wxDbTable::bindUpdateParams(void) | |
555 | { | |
68379eaf | 556 | return bindParams(true); |
f6bcfd97 | 557 | } // wxDbTable::bindUpdateParams() |
6919c53f | 558 | |
67e9aaa3 | 559 | |
f6bcfd97 BP |
560 | /********** wxDbTable::bindCols() **********/ |
561 | bool wxDbTable::bindCols(HSTMT cursor) | |
6919c53f | 562 | { |
89894079 | 563 | // Bind each column of the table to a memory address for fetching data |
6b3f4fb8 | 564 | UWORD i; |
b8032740 | 565 | for (i = 0; i < m_numCols; i++) |
3ca6a5f0 | 566 | { |
6b3f4fb8 | 567 | if (SQLBindCol(cursor, (UWORD)(i+1), colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj, |
3cd3037e | 568 | colDefs[i].SzDataObj, &colDefs[i].CbValue ) != SQL_SUCCESS) |
3ca6a5f0 | 569 | return (pDb->DispAllErrors(henv, hdbc, cursor)); |
3ca6a5f0 | 570 | } |
89894079 VZ |
571 | |
572 | // Completed successfully | |
68379eaf | 573 | return true; |
f6bcfd97 | 574 | } // wxDbTable::bindCols() |
6919c53f | 575 | |
67e9aaa3 | 576 | |
f6bcfd97 BP |
577 | /********** wxDbTable::getRec() **********/ |
578 | bool wxDbTable::getRec(UWORD fetchType) | |
6919c53f | 579 | { |
89894079 VZ |
580 | RETCODE retcode; |
581 | ||
582 | if (!pDb->FwdOnlyCursors()) | |
583 | { | |
584 | // Fetch the NEXT, PREV, FIRST or LAST record, depending on fetchType | |
e716b9be | 585 | SQLULEN cRowsFetched; |
89894079 VZ |
586 | UWORD rowStatus; |
587 | ||
588 | retcode = SQLExtendedFetch(hstmt, fetchType, 0, &cRowsFetched, &rowStatus); | |
5a226de0 | 589 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
3ca6a5f0 | 590 | { |
89894079 | 591 | if (retcode == SQL_NO_DATA_FOUND) |
68379eaf | 592 | return false; |
89894079 VZ |
593 | else |
594 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); | |
3ca6a5f0 | 595 | } |
f02d4a64 GT |
596 | else |
597 | { | |
598 | // Set the Null member variable to indicate the Null state | |
599 | // of each column just read in. | |
600 | int i; | |
b8032740 | 601 | for (i = 0; i < m_numCols; i++) |
f02d4a64 GT |
602 | colDefs[i].Null = (colDefs[i].CbValue == SQL_NULL_DATA); |
603 | } | |
89894079 VZ |
604 | } |
605 | else | |
606 | { | |
607 | // Fetch the next record from the record set | |
608 | retcode = SQLFetch(hstmt); | |
609 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) | |
610 | { | |
611 | if (retcode == SQL_NO_DATA_FOUND) | |
68379eaf | 612 | return false; |
89894079 VZ |
613 | else |
614 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); | |
615 | } | |
f02d4a64 GT |
616 | else |
617 | { | |
618 | // Set the Null member variable to indicate the Null state | |
619 | // of each column just read in. | |
620 | int i; | |
b8032740 | 621 | for (i = 0; i < m_numCols; i++) |
f02d4a64 GT |
622 | colDefs[i].Null = (colDefs[i].CbValue == SQL_NULL_DATA); |
623 | } | |
89894079 VZ |
624 | } |
625 | ||
626 | // Completed successfully | |
68379eaf | 627 | return true; |
6919c53f | 628 | |
f6bcfd97 | 629 | } // wxDbTable::getRec() |
6919c53f | 630 | |
67e9aaa3 | 631 | |
f6bcfd97 | 632 | /********** wxDbTable::execDelete() **********/ |
4fdae997 | 633 | bool wxDbTable::execDelete(const wxString &pSqlStmt) |
6919c53f | 634 | { |
2beca662 GT |
635 | RETCODE retcode; |
636 | ||
89894079 | 637 | // Execute the DELETE statement |
8a39593e | 638 | retcode = SQLExecDirect(hstmtDelete, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); |
6919c53f | 639 | |
2beca662 GT |
640 | if (retcode == SQL_SUCCESS || |
641 | retcode == SQL_NO_DATA_FOUND || | |
642 | retcode == SQL_SUCCESS_WITH_INFO) | |
643 | { | |
644 | // Record deleted successfully | |
68379eaf | 645 | return true; |
2beca662 GT |
646 | } |
647 | ||
648 | // Problem deleting record | |
649 | return(pDb->DispAllErrors(henv, hdbc, hstmtDelete)); | |
6919c53f | 650 | |
f6bcfd97 | 651 | } // wxDbTable::execDelete() |
6919c53f | 652 | |
67e9aaa3 | 653 | |
f6bcfd97 | 654 | /********** wxDbTable::execUpdate() **********/ |
4fdae997 | 655 | bool wxDbTable::execUpdate(const wxString &pSqlStmt) |
6919c53f | 656 | { |
2beca662 GT |
657 | RETCODE retcode; |
658 | ||
89894079 | 659 | // Execute the UPDATE statement |
8a39593e | 660 | retcode = SQLExecDirect(hstmtUpdate, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); |
6919c53f | 661 | |
2beca662 GT |
662 | if (retcode == SQL_SUCCESS || |
663 | retcode == SQL_NO_DATA_FOUND || | |
664 | retcode == SQL_SUCCESS_WITH_INFO) | |
665 | { | |
666 | // Record updated successfully | |
68379eaf | 667 | return true; |
2beca662 | 668 | } |
5962bdb8 JS |
669 | else if (retcode == SQL_NEED_DATA) |
670 | { | |
671 | PTR pParmID; | |
8a39593e JS |
672 | retcode = SQLParamData(hstmtUpdate, &pParmID); |
673 | while (retcode == SQL_NEED_DATA) | |
5962bdb8 JS |
674 | { |
675 | // Find the parameter | |
676 | int i; | |
b8032740 | 677 | for (i=0; i < m_numCols; i++) |
5962bdb8 JS |
678 | { |
679 | if (colDefs[i].PtrDataObj == pParmID) | |
680 | { | |
681 | // We found it. Store the parameter. | |
682 | retcode = SQLPutData(hstmtUpdate, pParmID, colDefs[i].SzDataObj); | |
683 | if (retcode != SQL_SUCCESS) | |
684 | { | |
685 | pDb->DispNextError(); | |
686 | return pDb->DispAllErrors(henv, hdbc, hstmtUpdate); | |
687 | } | |
688 | break; | |
689 | } | |
690 | } | |
c9b6d796 | 691 | retcode = SQLParamData(hstmtUpdate, &pParmID); |
5962bdb8 JS |
692 | } |
693 | if (retcode == SQL_SUCCESS || | |
694 | retcode == SQL_NO_DATA_FOUND || | |
695 | retcode == SQL_SUCCESS_WITH_INFO) | |
696 | { | |
697 | // Record updated successfully | |
68379eaf | 698 | return true; |
5962bdb8 JS |
699 | } |
700 | } | |
2beca662 GT |
701 | |
702 | // Problem updating record | |
703 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
6919c53f | 704 | |
f6bcfd97 | 705 | } // wxDbTable::execUpdate() |
6919c53f | 706 | |
67e9aaa3 | 707 | |
f6bcfd97 | 708 | /********** wxDbTable::query() **********/ |
4fdae997 | 709 | bool wxDbTable::query(int queryType, bool forUpdate, bool distinct, const wxString &pSqlStmt) |
6919c53f | 710 | { |
4fdae997 | 711 | wxString sqlStmt; |
6919c53f | 712 | |
89894079 VZ |
713 | if (forUpdate) |
714 | // The user may wish to select for update, but the DBMS may not be capable | |
715 | selectForUpdate = CanSelectForUpdate(); | |
716 | else | |
68379eaf | 717 | selectForUpdate = false; |
6919c53f | 718 | |
89894079 VZ |
719 | // Set the SQL SELECT string |
720 | if (queryType != DB_SELECT_STATEMENT) // A select statement was not passed in, | |
3ca6a5f0 | 721 | { // so generate a select statement. |
f6bcfd97 | 722 | BuildSelectStmt(sqlStmt, queryType, distinct); |
89894079 | 723 | pDb->WriteSqlLog(sqlStmt); |
3ca6a5f0 | 724 | } |
e93a3a18 | 725 | |
89894079 | 726 | // Make sure the cursor is closed first |
e93a3a18 | 727 | if (!CloseCursor(hstmt)) |
68379eaf | 728 | return false; |
6919c53f | 729 | |
89894079 | 730 | // Execute the SQL SELECT statement |
da38429d | 731 | int retcode; |
8a39593e | 732 | retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt.c_str() : sqlStmt.c_str()), SQL_NTS); |
89894079 | 733 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
3ca6a5f0 | 734 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); |
6919c53f | 735 | |
89894079 | 736 | // Completed successfully |
68379eaf | 737 | return true; |
6919c53f | 738 | |
f6bcfd97 | 739 | } // wxDbTable::query() |
6919c53f GT |
740 | |
741 | ||
67e9aaa3 GT |
742 | /***************************** PUBLIC FUNCTIONS *****************************/ |
743 | ||
6919c53f | 744 | |
f6bcfd97 | 745 | /********** wxDbTable::Open() **********/ |
1454d4e6 | 746 | bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists) |
108106cf | 747 | { |
89894079 | 748 | if (!pDb) |
68379eaf | 749 | return false; |
3ca6a5f0 | 750 | |
89894079 | 751 | int i; |
1e92909e | 752 | wxString sqlStmt; |
f02d4a64 | 753 | wxString s; |
882fc8a9 GT |
754 | |
755 | // Calculate the maximum size of the concatenated | |
756 | // keys for use with wxDbGrid | |
757 | m_keysize = 0; | |
b8032740 | 758 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
759 | { |
760 | if (colDefs[i].KeyField) | |
761 | { | |
882fc8a9 GT |
762 | m_keysize += colDefs[i].SzDataObj; |
763 | } | |
764 | } | |
89894079 | 765 | |
4fdae997 | 766 | s.Empty(); |
38ae3a10 GT |
767 | |
768 | bool exists = true; | |
769 | if (checkTableExists) | |
770 | { | |
771 | if (pDb->Dbms() == dbmsPOSTGRES) | |
772 | exists = pDb->TableExists(tableName, NULL, tablePath); | |
773 | else | |
774 | exists = pDb->TableExists(tableName, pDb->GetUsername(), tablePath); | |
775 | } | |
776 | ||
89894079 | 777 | // Verify that the table exists in the database |
38ae3a10 | 778 | if (!exists) |
89894079 | 779 | { |
4fdae997 GT |
780 | s = wxT("Table/view does not exist in the database"); |
781 | if ( *(pDb->dbInf.accessibleTables) == wxT('Y')) | |
782 | s += wxT(", or you have no permissions.\n"); | |
e16143f6 | 783 | else |
4fdae997 | 784 | s += wxT(".\n"); |
f02d4a64 GT |
785 | } |
786 | else if (checkPrivileges) | |
787 | { | |
788 | // Verify the user has rights to access the table. | |
d8d26772 WS |
789 | bool hasPrivs wxDUMMY_INITIALIZE(true); |
790 | ||
38ae3a10 GT |
791 | if (pDb->Dbms() == dbmsPOSTGRES) |
792 | hasPrivs = pDb->TablePrivileges(tableName, wxT("SELECT"), pDb->GetUsername(), NULL, tablePath); | |
793 | else | |
794 | hasPrivs = pDb->TablePrivileges(tableName, wxT("SELECT"), pDb->GetUsername(), pDb->GetUsername(), tablePath); | |
795 | ||
796 | if (!hasPrivs) | |
e4e45573 | 797 | s = wxT("Connecting user does not have sufficient privileges to access this table.\n"); |
f02d4a64 GT |
798 | } |
799 | ||
d8d26772 | 800 | if (!s.empty()) |
f02d4a64 GT |
801 | { |
802 | wxString p; | |
803 | ||
d8d26772 | 804 | if (!tablePath.empty()) |
7d8c3dba | 805 | p.Printf(wxT("Error opening '%s/%s'.\n"),tablePath.c_str(),tableName.c_str()); |
e16143f6 | 806 | else |
7d8c3dba | 807 | p.Printf(wxT("Error opening '%s'.\n"), tableName.c_str()); |
f02d4a64 GT |
808 | |
809 | p += s; | |
810 | pDb->LogError(p.GetData()); | |
811 | ||
68379eaf | 812 | return false; |
89894079 VZ |
813 | } |
814 | ||
815 | // Bind the member variables for field exchange between | |
f6bcfd97 | 816 | // the wxDbTable object and the ODBC record. |
89894079 VZ |
817 | if (!queryOnly) |
818 | { | |
819 | if (!bindInsertParams()) // Inserts | |
68379eaf | 820 | return false; |
da38429d | 821 | |
89894079 | 822 | if (!bindUpdateParams()) // Updates |
68379eaf | 823 | return false; |
89894079 | 824 | } |
3ca6a5f0 | 825 | |
89894079 | 826 | if (!bindCols(*hstmtDefault)) // Selects |
68379eaf | 827 | return false; |
da38429d | 828 | |
89894079 | 829 | if (!bindCols(hstmtInternal)) // Internal use only |
68379eaf | 830 | return false; |
f02d4a64 GT |
831 | |
832 | /* | |
89894079 VZ |
833 | * Do NOT bind the hstmtCount cursor!!! |
834 | */ | |
835 | ||
836 | // Build an insert statement using parameter markers | |
b8032740 | 837 | if (!queryOnly && m_numCols > 0) |
89894079 | 838 | { |
68379eaf | 839 | bool needComma = false; |
1d6f2348 VZ |
840 | sqlStmt.Printf(wxT("INSERT INTO %s ("), |
841 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
b8032740 | 842 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
843 | { |
844 | if (! colDefs[i].InsertAllowed) | |
845 | continue; | |
846 | if (needComma) | |
4fdae997 | 847 | sqlStmt += wxT(","); |
243d4b36 | 848 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
68379eaf | 849 | needComma = true; |
89894079 | 850 | } |
68379eaf | 851 | needComma = false; |
4fdae997 | 852 | sqlStmt += wxT(") VALUES ("); |
f6bcfd97 | 853 | |
3ca6a5f0 | 854 | int insertableCount = 0; |
f6bcfd97 | 855 | |
b8032740 | 856 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
857 | { |
858 | if (! colDefs[i].InsertAllowed) | |
859 | continue; | |
860 | if (needComma) | |
4fdae997 GT |
861 | sqlStmt += wxT(","); |
862 | sqlStmt += wxT("?"); | |
68379eaf | 863 | needComma = true; |
3ca6a5f0 | 864 | insertableCount++; |
89894079 | 865 | } |
4fdae997 | 866 | sqlStmt += wxT(")"); |
da38429d | 867 | |
89894079 | 868 | // Prepare the insert statement for execution |
da38429d | 869 | if (insertableCount) |
3ca6a5f0 | 870 | { |
8a39593e | 871 | if (SQLPrepare(hstmtInsert, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) |
f6bcfd97 BP |
872 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); |
873 | } | |
da38429d | 874 | else |
68379eaf | 875 | insertable = false; |
89894079 | 876 | } |
da38429d | 877 | |
89894079 | 878 | // Completed successfully |
68379eaf | 879 | return true; |
108106cf | 880 | |
f6bcfd97 | 881 | } // wxDbTable::Open() |
108106cf | 882 | |
67e9aaa3 | 883 | |
f6bcfd97 BP |
884 | /********** wxDbTable::Query() **********/ |
885 | bool wxDbTable::Query(bool forUpdate, bool distinct) | |
108106cf JS |
886 | { |
887 | ||
89894079 | 888 | return(query(DB_SELECT_WHERE, forUpdate, distinct)); |
108106cf | 889 | |
f6bcfd97 | 890 | } // wxDbTable::Query() |
108106cf | 891 | |
67e9aaa3 | 892 | |
f6bcfd97 | 893 | /********** wxDbTable::QueryBySqlStmt() **********/ |
4fdae997 | 894 | bool wxDbTable::QueryBySqlStmt(const wxString &pSqlStmt) |
108106cf | 895 | { |
89894079 | 896 | pDb->WriteSqlLog(pSqlStmt); |
108106cf | 897 | |
68379eaf | 898 | return(query(DB_SELECT_STATEMENT, false, false, pSqlStmt)); |
108106cf | 899 | |
f6bcfd97 | 900 | } // wxDbTable::QueryBySqlStmt() |
108106cf | 901 | |
67e9aaa3 | 902 | |
f6bcfd97 BP |
903 | /********** wxDbTable::QueryMatching() **********/ |
904 | bool wxDbTable::QueryMatching(bool forUpdate, bool distinct) | |
108106cf JS |
905 | { |
906 | ||
89894079 | 907 | return(query(DB_SELECT_MATCHING, forUpdate, distinct)); |
108106cf | 908 | |
f6bcfd97 | 909 | } // wxDbTable::QueryMatching() |
108106cf | 910 | |
67e9aaa3 | 911 | |
f6bcfd97 BP |
912 | /********** wxDbTable::QueryOnKeyFields() **********/ |
913 | bool wxDbTable::QueryOnKeyFields(bool forUpdate, bool distinct) | |
108106cf JS |
914 | { |
915 | ||
89894079 | 916 | return(query(DB_SELECT_KEYFIELDS, forUpdate, distinct)); |
108106cf | 917 | |
f6bcfd97 | 918 | } // wxDbTable::QueryOnKeyFields() |
108106cf | 919 | |
67e9aaa3 | 920 | |
f6bcfd97 BP |
921 | /********** wxDbTable::GetPrev() **********/ |
922 | bool wxDbTable::GetPrev(void) | |
a3439c7d | 923 | { |
89894079 VZ |
924 | if (pDb->FwdOnlyCursors()) |
925 | { | |
f6bcfd97 | 926 | wxFAIL_MSG(wxT("GetPrev()::Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 927 | return false; |
89894079 VZ |
928 | } |
929 | else | |
930 | return(getRec(SQL_FETCH_PRIOR)); | |
3ca6a5f0 | 931 | |
f6bcfd97 | 932 | } // wxDbTable::GetPrev() |
a3439c7d | 933 | |
67e9aaa3 | 934 | |
f6bcfd97 BP |
935 | /********** wxDbTable::operator-- **********/ |
936 | bool wxDbTable::operator--(int) | |
a3439c7d | 937 | { |
89894079 VZ |
938 | if (pDb->FwdOnlyCursors()) |
939 | { | |
f6bcfd97 | 940 | wxFAIL_MSG(wxT("operator--:Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 941 | return false; |
89894079 VZ |
942 | } |
943 | else | |
944 | return(getRec(SQL_FETCH_PRIOR)); | |
3ca6a5f0 | 945 | |
f6bcfd97 | 946 | } // wxDbTable::operator-- |
a3439c7d | 947 | |
67e9aaa3 | 948 | |
f6bcfd97 BP |
949 | /********** wxDbTable::GetFirst() **********/ |
950 | bool wxDbTable::GetFirst(void) | |
a3439c7d | 951 | { |
89894079 VZ |
952 | if (pDb->FwdOnlyCursors()) |
953 | { | |
f6bcfd97 | 954 | wxFAIL_MSG(wxT("GetFirst():Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 955 | return false; |
89894079 VZ |
956 | } |
957 | else | |
958 | return(getRec(SQL_FETCH_FIRST)); | |
3ca6a5f0 | 959 | |
f6bcfd97 | 960 | } // wxDbTable::GetFirst() |
a3439c7d | 961 | |
67e9aaa3 | 962 | |
f6bcfd97 BP |
963 | /********** wxDbTable::GetLast() **********/ |
964 | bool wxDbTable::GetLast(void) | |
a3439c7d | 965 | { |
89894079 VZ |
966 | if (pDb->FwdOnlyCursors()) |
967 | { | |
f6bcfd97 | 968 | wxFAIL_MSG(wxT("GetLast()::Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 969 | return false; |
89894079 | 970 | } |
da38429d | 971 | else |
89894079 | 972 | return(getRec(SQL_FETCH_LAST)); |
3ca6a5f0 | 973 | |
f6bcfd97 | 974 | } // wxDbTable::GetLast() |
a3439c7d | 975 | |
67e9aaa3 | 976 | |
4fdae997 GT |
977 | /********** wxDbTable::BuildDeleteStmt() **********/ |
978 | void wxDbTable::BuildDeleteStmt(wxString &pSqlStmt, int typeOfDel, const wxString &pWhereClause) | |
108106cf | 979 | { |
4fdae997 GT |
980 | wxASSERT(!queryOnly); |
981 | if (queryOnly) | |
982 | return; | |
983 | ||
984 | wxString whereClause; | |
89894079 | 985 | |
4fdae997 GT |
986 | whereClause.Empty(); |
987 | ||
988 | // Handle the case of DeleteWhere() and the where clause is blank. It should | |
989 | // delete all records from the database in this case. | |
d23ec02c | 990 | if (typeOfDel == DB_DEL_WHERE && (pWhereClause.length() == 0)) |
4fdae997 | 991 | { |
1d6f2348 VZ |
992 | pSqlStmt.Printf(wxT("DELETE FROM %s"), |
993 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
4fdae997 GT |
994 | return; |
995 | } | |
996 | ||
1d6f2348 VZ |
997 | pSqlStmt.Printf(wxT("DELETE FROM %s WHERE "), |
998 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
4fdae997 GT |
999 | |
1000 | // Append the WHERE clause to the SQL DELETE statement | |
1001 | switch(typeOfDel) | |
1002 | { | |
1003 | case DB_DEL_KEYFIELDS: | |
1004 | // If the datasource supports the ROWID column, build | |
1005 | // the where on ROWID for efficiency purposes. | |
1006 | // e.g. DELETE FROM PARTS WHERE ROWID = '111.222.333' | |
b8032740 | 1007 | if (CanUpdateByROWID()) |
4fdae997 | 1008 | { |
e716b9be | 1009 | SQLLEN cb; |
4fdae997 GT |
1010 | wxChar rowid[wxDB_ROWID_LEN+1]; |
1011 | ||
1012 | // Get the ROWID value. If not successful retreiving the ROWID, | |
1013 | // simply fall down through the code and build the WHERE clause | |
1014 | // based on the key fields. | |
b8032740 | 1015 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
4fdae997 GT |
1016 | { |
1017 | pSqlStmt += wxT("ROWID = '"); | |
1018 | pSqlStmt += rowid; | |
1019 | pSqlStmt += wxT("'"); | |
1020 | break; | |
1021 | } | |
1022 | } | |
1023 | // Unable to delete by ROWID, so build a WHERE | |
1024 | // clause based on the keyfields. | |
1025 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
1026 | pSqlStmt += whereClause; | |
1027 | break; | |
1028 | case DB_DEL_WHERE: | |
1029 | pSqlStmt += pWhereClause; | |
1030 | break; | |
1031 | case DB_DEL_MATCHING: | |
1032 | BuildWhereClause(whereClause, DB_WHERE_MATCHING); | |
1033 | pSqlStmt += whereClause; | |
1034 | break; | |
1035 | } | |
1036 | ||
1037 | } // BuildDeleteStmt() | |
1038 | ||
1039 | ||
1040 | /***** DEPRECATED: use wxDbTable::BuildDeleteStmt(wxString &....) form *****/ | |
1041 | void wxDbTable::BuildDeleteStmt(wxChar *pSqlStmt, int typeOfDel, const wxString &pWhereClause) | |
1042 | { | |
1043 | wxString tempSqlStmt; | |
1044 | BuildDeleteStmt(tempSqlStmt, typeOfDel, pWhereClause); | |
1045 | wxStrcpy(pSqlStmt, tempSqlStmt); | |
1046 | } // wxDbTable::BuildDeleteStmt() | |
1047 | ||
1048 | ||
1049 | /********** wxDbTable::BuildSelectStmt() **********/ | |
1050 | void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool distinct) | |
1051 | { | |
1052 | wxString whereClause; | |
1053 | whereClause.Empty(); | |
89894079 VZ |
1054 | |
1055 | // Build a select statement to query the database | |
4fdae997 | 1056 | pSqlStmt = wxT("SELECT "); |
89894079 VZ |
1057 | |
1058 | // SELECT DISTINCT values only? | |
1059 | if (distinct) | |
4fdae997 | 1060 | pSqlStmt += wxT("DISTINCT "); |
89894079 VZ |
1061 | |
1062 | // Was a FROM clause specified to join tables to the base table? | |
1063 | // Available for ::Query() only!!! | |
68379eaf | 1064 | bool appendFromClause = false; |
f6bcfd97 | 1065 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 1066 | if (typeOfSelect == DB_SELECT_WHERE && from && wxStrlen(from)) |
68379eaf | 1067 | appendFromClause = true; |
f6bcfd97 | 1068 | #else |
d23ec02c | 1069 | if (typeOfSelect == DB_SELECT_WHERE && from.length()) |
68379eaf | 1070 | appendFromClause = true; |
f6bcfd97 | 1071 | #endif |
89894079 VZ |
1072 | |
1073 | // Add the column list | |
1074 | int i; | |
52410d54 | 1075 | wxString tStr; |
b8032740 | 1076 | for (i = 0; i < m_numCols; i++) |
89894079 | 1077 | { |
52410d54 | 1078 | tStr = colDefs[i].ColName; |
89894079 | 1079 | // If joining tables, the base table column names must be qualified to avoid ambiguity |
d23a4aa7 | 1080 | if ((appendFromClause || pDb->Dbms() == dbmsACCESS) && tStr.Find(wxT('.')) == wxNOT_FOUND) |
89894079 | 1081 | { |
243d4b36 | 1082 | pSqlStmt += pDb->SQLTableName(queryTableName.c_str()); |
4fdae997 | 1083 | pSqlStmt += wxT("."); |
89894079 | 1084 | } |
243d4b36 | 1085 | pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
b8032740 | 1086 | if (i + 1 < m_numCols) |
4fdae997 | 1087 | pSqlStmt += wxT(","); |
89894079 VZ |
1088 | } |
1089 | ||
1090 | // If the datasource supports ROWID, get this column as well. Exception: Don't retrieve | |
1091 | // the ROWID if querying distinct records. The rowid will always be unique. | |
b8032740 | 1092 | if (!distinct && CanUpdateByROWID()) |
89894079 VZ |
1093 | { |
1094 | // If joining tables, the base table column names must be qualified to avoid ambiguity | |
2beca662 | 1095 | if (appendFromClause || pDb->Dbms() == dbmsACCESS) |
89894079 | 1096 | { |
4fdae997 | 1097 | pSqlStmt += wxT(","); |
243d4b36 | 1098 | pSqlStmt += pDb->SQLTableName(queryTableName); |
4fdae997 | 1099 | pSqlStmt += wxT(".ROWID"); |
89894079 VZ |
1100 | } |
1101 | else | |
4fdae997 | 1102 | pSqlStmt += wxT(",ROWID"); |
89894079 VZ |
1103 | } |
1104 | ||
1105 | // Append the FROM tablename portion | |
4fdae997 | 1106 | pSqlStmt += wxT(" FROM "); |
243d4b36 GT |
1107 | pSqlStmt += pDb->SQLTableName(queryTableName); |
1108 | // pSqlStmt += queryTableName; | |
89894079 VZ |
1109 | |
1110 | // Sybase uses the HOLDLOCK keyword to lock a record during query. | |
1111 | // The HOLDLOCK keyword follows the table name in the from clause. | |
1112 | // Each table in the from clause must specify HOLDLOCK or | |
1113 | // NOHOLDLOCK (the default). Note: The "FOR UPDATE" clause | |
1114 | // is parsed but ignored in SYBASE Transact-SQL. | |
1115 | if (selectForUpdate && (pDb->Dbms() == dbmsSYBASE_ASA || pDb->Dbms() == dbmsSYBASE_ASE)) | |
4fdae997 | 1116 | pSqlStmt += wxT(" HOLDLOCK"); |
89894079 VZ |
1117 | |
1118 | if (appendFromClause) | |
4fdae997 | 1119 | pSqlStmt += from; |
89894079 VZ |
1120 | |
1121 | // Append the WHERE clause. Either append the where clause for the class | |
1122 | // or build a where clause. The typeOfSelect determines this. | |
1123 | switch(typeOfSelect) | |
1124 | { | |
3ca6a5f0 | 1125 | case DB_SELECT_WHERE: |
f6bcfd97 | 1126 | #if wxODBC_BACKWARD_COMPATABILITY |
3ca6a5f0 | 1127 | if (where && wxStrlen(where)) // May not want a where clause!!! |
f6bcfd97 | 1128 | #else |
d23ec02c | 1129 | if (where.length()) // May not want a where clause!!! |
f6bcfd97 | 1130 | #endif |
3ca6a5f0 | 1131 | { |
4fdae997 GT |
1132 | pSqlStmt += wxT(" WHERE "); |
1133 | pSqlStmt += where; | |
3ca6a5f0 BP |
1134 | } |
1135 | break; | |
1136 | case DB_SELECT_KEYFIELDS: | |
1137 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
d23ec02c | 1138 | if (whereClause.length()) |
3ca6a5f0 | 1139 | { |
4fdae997 GT |
1140 | pSqlStmt += wxT(" WHERE "); |
1141 | pSqlStmt += whereClause; | |
3ca6a5f0 BP |
1142 | } |
1143 | break; | |
1144 | case DB_SELECT_MATCHING: | |
1145 | BuildWhereClause(whereClause, DB_WHERE_MATCHING); | |
d23ec02c | 1146 | if (whereClause.length()) |
3ca6a5f0 | 1147 | { |
4fdae997 GT |
1148 | pSqlStmt += wxT(" WHERE "); |
1149 | pSqlStmt += whereClause; | |
3ca6a5f0 BP |
1150 | } |
1151 | break; | |
89894079 VZ |
1152 | } |
1153 | ||
1154 | // Append the ORDER BY clause | |
f6bcfd97 | 1155 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 1156 | if (orderBy && wxStrlen(orderBy)) |
f6bcfd97 | 1157 | #else |
d23ec02c | 1158 | if (orderBy.length()) |
f6bcfd97 | 1159 | #endif |
89894079 | 1160 | { |
4fdae997 GT |
1161 | pSqlStmt += wxT(" ORDER BY "); |
1162 | pSqlStmt += orderBy; | |
89894079 VZ |
1163 | } |
1164 | ||
1165 | // SELECT FOR UPDATE if told to do so and the datasource is capable. Sybase | |
1166 | // parses the FOR UPDATE clause but ignores it. See the comment above on the | |
1167 | // HOLDLOCK for Sybase. | |
1168 | if (selectForUpdate && CanSelectForUpdate()) | |
4fdae997 GT |
1169 | pSqlStmt += wxT(" FOR UPDATE"); |
1170 | ||
1171 | } // wxDbTable::BuildSelectStmt() | |
1172 | ||
108106cf | 1173 | |
4fdae997 GT |
1174 | /***** DEPRECATED: use wxDbTable::BuildSelectStmt(wxString &....) form *****/ |
1175 | void wxDbTable::BuildSelectStmt(wxChar *pSqlStmt, int typeOfSelect, bool distinct) | |
1176 | { | |
1177 | wxString tempSqlStmt; | |
1178 | BuildSelectStmt(tempSqlStmt, typeOfSelect, distinct); | |
1179 | wxStrcpy(pSqlStmt, tempSqlStmt); | |
f6bcfd97 | 1180 | } // wxDbTable::BuildSelectStmt() |
108106cf | 1181 | |
67e9aaa3 | 1182 | |
4fdae997 | 1183 | /********** wxDbTable::BuildUpdateStmt() **********/ |
549c8cc2 | 1184 | void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpdate, const wxString &pWhereClause) |
4fdae997 GT |
1185 | { |
1186 | wxASSERT(!queryOnly); | |
1187 | if (queryOnly) | |
1188 | return; | |
1189 | ||
1190 | wxString whereClause; | |
1191 | whereClause.Empty(); | |
1192 | ||
68379eaf | 1193 | bool firstColumn = true; |
4fdae997 | 1194 | |
1d6f2348 | 1195 | pSqlStmt.Printf(wxT("UPDATE %s SET "), |
bb064193 | 1196 | pDb->SQLTableName(tableName.c_str()).c_str()); |
4fdae997 GT |
1197 | |
1198 | // Append a list of columns to be updated | |
1199 | int i; | |
b8032740 | 1200 | for (i = 0; i < m_numCols; i++) |
4fdae997 GT |
1201 | { |
1202 | // Only append Updateable columns | |
1203 | if (colDefs[i].Updateable) | |
1204 | { | |
9082f1a9 | 1205 | if (!firstColumn) |
4fdae997 GT |
1206 | pSqlStmt += wxT(","); |
1207 | else | |
68379eaf | 1208 | firstColumn = false; |
243d4b36 GT |
1209 | |
1210 | pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName); | |
1211 | // pSqlStmt += colDefs[i].ColName; | |
4fdae997 GT |
1212 | pSqlStmt += wxT(" = ?"); |
1213 | } | |
1214 | } | |
1215 | ||
1216 | // Append the WHERE clause to the SQL UPDATE statement | |
1217 | pSqlStmt += wxT(" WHERE "); | |
549c8cc2 | 1218 | switch(typeOfUpdate) |
4fdae997 GT |
1219 | { |
1220 | case DB_UPD_KEYFIELDS: | |
1221 | // If the datasource supports the ROWID column, build | |
1222 | // the where on ROWID for efficiency purposes. | |
1223 | // e.g. UPDATE PARTS SET Col1 = ?, Col2 = ? WHERE ROWID = '111.222.333' | |
b8032740 | 1224 | if (CanUpdateByROWID()) |
4fdae997 | 1225 | { |
e716b9be | 1226 | SQLLEN cb; |
4fdae997 GT |
1227 | wxChar rowid[wxDB_ROWID_LEN+1]; |
1228 | ||
1229 | // Get the ROWID value. If not successful retreiving the ROWID, | |
1230 | // simply fall down through the code and build the WHERE clause | |
1231 | // based on the key fields. | |
b8032740 | 1232 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
4fdae997 GT |
1233 | { |
1234 | pSqlStmt += wxT("ROWID = '"); | |
1235 | pSqlStmt += rowid; | |
1236 | pSqlStmt += wxT("'"); | |
1237 | break; | |
1238 | } | |
1239 | } | |
1240 | // Unable to delete by ROWID, so build a WHERE | |
1241 | // clause based on the keyfields. | |
1242 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
1243 | pSqlStmt += whereClause; | |
1244 | break; | |
1245 | case DB_UPD_WHERE: | |
1246 | pSqlStmt += pWhereClause; | |
1247 | break; | |
1248 | } | |
1249 | } // BuildUpdateStmt() | |
1250 | ||
1251 | ||
1252 | /***** DEPRECATED: use wxDbTable::BuildUpdateStmt(wxString &....) form *****/ | |
549c8cc2 | 1253 | void wxDbTable::BuildUpdateStmt(wxChar *pSqlStmt, int typeOfUpdate, const wxString &pWhereClause) |
4fdae997 GT |
1254 | { |
1255 | wxString tempSqlStmt; | |
549c8cc2 | 1256 | BuildUpdateStmt(tempSqlStmt, typeOfUpdate, pWhereClause); |
4fdae997 GT |
1257 | wxStrcpy(pSqlStmt, tempSqlStmt); |
1258 | } // BuildUpdateStmt() | |
1259 | ||
1260 | ||
1261 | /********** wxDbTable::BuildWhereClause() **********/ | |
1262 | void wxDbTable::BuildWhereClause(wxString &pWhereClause, int typeOfWhere, | |
1263 | const wxString &qualTableName, bool useLikeComparison) | |
1264 | /* | |
1265 | * Note: BuildWhereClause() currently ignores timestamp columns. | |
1266 | * They are not included as part of the where clause. | |
1267 | */ | |
1268 | { | |
68379eaf | 1269 | bool moreThanOneColumn = false; |
4fdae997 GT |
1270 | wxString colValue; |
1271 | ||
1272 | // Loop through the columns building a where clause as you go | |
b8032740 GT |
1273 | int colNumber; |
1274 | for (colNumber = 0; colNumber < m_numCols; colNumber++) | |
4fdae997 GT |
1275 | { |
1276 | // Determine if this column should be included in the WHERE clause | |
b8032740 GT |
1277 | if ((typeOfWhere == DB_WHERE_KEYFIELDS && colDefs[colNumber].KeyField) || |
1278 | (typeOfWhere == DB_WHERE_MATCHING && (!IsColNull((UWORD)colNumber)))) | |
4fdae997 GT |
1279 | { |
1280 | // Skip over timestamp columns | |
b8032740 | 1281 | if (colDefs[colNumber].SqlCtype == SQL_C_TIMESTAMP) |
4fdae997 GT |
1282 | continue; |
1283 | // If there is more than 1 column, join them with the keyword "AND" | |
1284 | if (moreThanOneColumn) | |
1285 | pWhereClause += wxT(" AND "); | |
1286 | else | |
68379eaf | 1287 | moreThanOneColumn = true; |
e7c9692f | 1288 | |
4fdae997 | 1289 | // Concatenate where phrase for the column |
b8032740 | 1290 | wxString tStr = colDefs[colNumber].ColName; |
e7c9692f | 1291 | |
d23ec02c | 1292 | if (qualTableName.length() && tStr.Find(wxT('.')) == wxNOT_FOUND) |
4fdae997 | 1293 | { |
243d4b36 | 1294 | pWhereClause += pDb->SQLTableName(qualTableName); |
4fdae997 GT |
1295 | pWhereClause += wxT("."); |
1296 | } | |
b8032740 | 1297 | pWhereClause += pDb->SQLColumnName(colDefs[colNumber].ColName); |
e7c9692f | 1298 | |
b8032740 | 1299 | if (useLikeComparison && (colDefs[colNumber].SqlCtype == SQL_C_WXCHAR)) |
4fdae997 GT |
1300 | pWhereClause += wxT(" LIKE "); |
1301 | else | |
1302 | pWhereClause += wxT(" = "); | |
e7c9692f | 1303 | |
b8032740 | 1304 | switch(colDefs[colNumber].SqlCtype) |
4fdae997 GT |
1305 | { |
1306 | case SQL_C_CHAR: | |
92850d6b | 1307 | #ifdef SQL_C_WCHAR |
e4e45573 | 1308 | case SQL_C_WCHAR: |
d8d26772 | 1309 | #endif |
e4e45573 | 1310 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR |
5a81b60e | 1311 | colValue.Printf(wxT("'%s'"), GetDb()->EscapeSqlChars((wxChar *)colDefs[colNumber].PtrDataObj).c_str()); |
4fdae997 | 1312 | break; |
e9ed92a2 | 1313 | case SQL_C_SHORT: |
4fdae997 | 1314 | case SQL_C_SSHORT: |
b8032740 | 1315 | colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1316 | break; |
1317 | case SQL_C_USHORT: | |
b8032740 | 1318 | colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 | 1319 | break; |
e9ed92a2 | 1320 | case SQL_C_LONG: |
4fdae997 | 1321 | case SQL_C_SLONG: |
b8032740 | 1322 | colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1323 | break; |
1324 | case SQL_C_ULONG: | |
b8032740 | 1325 | colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1326 | break; |
1327 | case SQL_C_FLOAT: | |
b8032740 | 1328 | colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1329 | break; |
1330 | case SQL_C_DOUBLE: | |
b8032740 | 1331 | colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[colNumber].PtrDataObj)); |
4fdae997 | 1332 | break; |
e9ed92a2 GT |
1333 | default: |
1334 | { | |
1335 | wxString strMsg; | |
1336 | strMsg.Printf(wxT("wxDbTable::bindParams(): Unknown column type for colDefs %d colName %s"), | |
b8032740 | 1337 | colNumber,colDefs[colNumber].ColName); |
2cb43514 | 1338 | wxFAIL_MSG(strMsg.c_str()); |
e9ed92a2 GT |
1339 | } |
1340 | break; | |
4fdae997 GT |
1341 | } |
1342 | pWhereClause += colValue; | |
1343 | } | |
1344 | } | |
1345 | } // wxDbTable::BuildWhereClause() | |
1346 | ||
1347 | ||
1348 | /***** DEPRECATED: use wxDbTable::BuildWhereClause(wxString &....) form *****/ | |
1349 | void wxDbTable::BuildWhereClause(wxChar *pWhereClause, int typeOfWhere, | |
1350 | const wxString &qualTableName, bool useLikeComparison) | |
1351 | { | |
1352 | wxString tempSqlStmt; | |
1353 | BuildWhereClause(tempSqlStmt, typeOfWhere, qualTableName, useLikeComparison); | |
1354 | wxStrcpy(pWhereClause, tempSqlStmt); | |
1355 | } // wxDbTable::BuildWhereClause() | |
1356 | ||
1357 | ||
f6bcfd97 BP |
1358 | /********** wxDbTable::GetRowNum() **********/ |
1359 | UWORD wxDbTable::GetRowNum(void) | |
108106cf | 1360 | { |
89894079 | 1361 | UDWORD rowNum; |
108106cf | 1362 | |
89894079 VZ |
1363 | if (SQLGetStmtOption(hstmt, SQL_ROW_NUMBER, (UCHAR*) &rowNum) != SQL_SUCCESS) |
1364 | { | |
1365 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1366 | return(0); | |
1367 | } | |
108106cf | 1368 | |
89894079 VZ |
1369 | // Completed successfully |
1370 | return((UWORD) rowNum); | |
108106cf | 1371 | |
f6bcfd97 | 1372 | } // wxDbTable::GetRowNum() |
108106cf | 1373 | |
67e9aaa3 | 1374 | |
f6bcfd97 BP |
1375 | /********** wxDbTable::CloseCursor() **********/ |
1376 | bool wxDbTable::CloseCursor(HSTMT cursor) | |
108106cf | 1377 | { |
89894079 VZ |
1378 | if (SQLFreeStmt(cursor, SQL_CLOSE) != SQL_SUCCESS) |
1379 | return(pDb->DispAllErrors(henv, hdbc, cursor)); | |
108106cf | 1380 | |
89894079 | 1381 | // Completed successfully |
68379eaf | 1382 | return true; |
108106cf | 1383 | |
f6bcfd97 | 1384 | } // wxDbTable::CloseCursor() |
108106cf | 1385 | |
67e9aaa3 | 1386 | |
f6bcfd97 BP |
1387 | /********** wxDbTable::CreateTable() **********/ |
1388 | bool wxDbTable::CreateTable(bool attemptDrop) | |
108106cf | 1389 | { |
89894079 | 1390 | if (!pDb) |
68379eaf | 1391 | return false; |
1fc5dd6f | 1392 | |
89894079 | 1393 | int i, j; |
1e92909e | 1394 | wxString sqlStmt; |
108106cf | 1395 | |
a2115c88 | 1396 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 1397 | cout << wxT("Creating Table ") << tableName << wxT("...") << endl; |
108106cf JS |
1398 | #endif |
1399 | ||
89894079 VZ |
1400 | // Drop table first |
1401 | if (attemptDrop && !DropTable()) | |
68379eaf | 1402 | return false; |
108106cf | 1403 | |
89894079 | 1404 | // Create the table |
a2115c88 | 1405 | #ifdef DBDEBUG_CONSOLE |
b8032740 | 1406 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
1407 | { |
1408 | // Exclude derived columns since they are NOT part of the base table | |
1409 | if (colDefs[i].DerivedCol) | |
1410 | continue; | |
4fdae997 | 1411 | cout << i + 1 << wxT(": ") << colDefs[i].ColName << wxT("; "); |
89894079 VZ |
1412 | switch(colDefs[i].DbDataType) |
1413 | { | |
1414 | case DB_DATA_TYPE_VARCHAR: | |
e4e45573 | 1415 | cout << pDb->GetTypeInfVarchar().TypeName << wxT("(") << (int)(colDefs[i].SzDataObj / sizeof(wxChar)) << wxT(")"); |
89894079 | 1416 | break; |
7eeba511 JS |
1417 | case DB_DATA_TYPE_MEMO: |
1418 | cout << pDb->GetTypeInfMemo().TypeName; | |
1419 | break; | |
89894079 | 1420 | case DB_DATA_TYPE_INTEGER: |
882fc8a9 | 1421 | cout << pDb->GetTypeInfInteger().TypeName; |
89894079 VZ |
1422 | break; |
1423 | case DB_DATA_TYPE_FLOAT: | |
882fc8a9 | 1424 | cout << pDb->GetTypeInfFloat().TypeName; |
89894079 VZ |
1425 | break; |
1426 | case DB_DATA_TYPE_DATE: | |
882fc8a9 | 1427 | cout << pDb->GetTypeInfDate().TypeName; |
89894079 | 1428 | break; |
bf5423ea | 1429 | case DB_DATA_TYPE_BLOB: |
882fc8a9 | 1430 | cout << pDb->GetTypeInfBlob().TypeName; |
bf5423ea | 1431 | break; |
89894079 VZ |
1432 | } |
1433 | cout << endl; | |
1434 | } | |
108106cf JS |
1435 | #endif |
1436 | ||
89894079 | 1437 | // Build a CREATE TABLE string from the colDefs structure. |
68379eaf | 1438 | bool needComma = false; |
243d4b36 | 1439 | |
1d6f2348 VZ |
1440 | sqlStmt.Printf(wxT("CREATE TABLE %s ("), |
1441 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
1e92909e | 1442 | |
b8032740 | 1443 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
1444 | { |
1445 | // Exclude derived columns since they are NOT part of the base table | |
1446 | if (colDefs[i].DerivedCol) | |
1447 | continue; | |
1448 | // Comma Delimiter | |
1449 | if (needComma) | |
4fdae997 | 1450 | sqlStmt += wxT(","); |
89894079 | 1451 | // Column Name |
243d4b36 GT |
1452 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
1453 | // sqlStmt += colDefs[i].ColName; | |
4fdae997 | 1454 | sqlStmt += wxT(" "); |
89894079 VZ |
1455 | // Column Type |
1456 | switch(colDefs[i].DbDataType) | |
1457 | { | |
1458 | case DB_DATA_TYPE_VARCHAR: | |
3ca6a5f0 BP |
1459 | sqlStmt += pDb->GetTypeInfVarchar().TypeName; |
1460 | break; | |
7eeba511 JS |
1461 | case DB_DATA_TYPE_MEMO: |
1462 | sqlStmt += pDb->GetTypeInfMemo().TypeName; | |
1463 | break; | |
89894079 | 1464 | case DB_DATA_TYPE_INTEGER: |
3ca6a5f0 BP |
1465 | sqlStmt += pDb->GetTypeInfInteger().TypeName; |
1466 | break; | |
89894079 | 1467 | case DB_DATA_TYPE_FLOAT: |
3ca6a5f0 BP |
1468 | sqlStmt += pDb->GetTypeInfFloat().TypeName; |
1469 | break; | |
89894079 | 1470 | case DB_DATA_TYPE_DATE: |
3ca6a5f0 BP |
1471 | sqlStmt += pDb->GetTypeInfDate().TypeName; |
1472 | break; | |
bf5423ea GT |
1473 | case DB_DATA_TYPE_BLOB: |
1474 | sqlStmt += pDb->GetTypeInfBlob().TypeName; | |
1475 | break; | |
89894079 VZ |
1476 | } |
1477 | // For varchars, append the size of the string | |
e25cdb86 | 1478 | if (colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR && |
8a39593e | 1479 | (pDb->Dbms() != dbmsMY_SQL || pDb->GetTypeInfVarchar().TypeName != _T("text")))// || |
bf5423ea | 1480 | // colDefs[i].DbDataType == DB_DATA_TYPE_BLOB) |
89894079 | 1481 | { |
1e92909e | 1482 | wxString s; |
e4e45573 | 1483 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
4fdae997 | 1484 | sqlStmt += s; |
89894079 VZ |
1485 | } |
1486 | ||
e93a3a18 GT |
1487 | if (pDb->Dbms() == dbmsDB2 || |
1488 | pDb->Dbms() == dbmsMY_SQL || | |
1489 | pDb->Dbms() == dbmsSYBASE_ASE || | |
9082f1a9 | 1490 | pDb->Dbms() == dbmsINTERBASE || |
215a0070 | 1491 | pDb->Dbms() == dbmsFIREBIRD || |
e93a3a18 | 1492 | pDb->Dbms() == dbmsMS_SQL_SERVER) |
89894079 VZ |
1493 | { |
1494 | if (colDefs[i].KeyField) | |
1495 | { | |
4fdae997 | 1496 | sqlStmt += wxT(" NOT NULL"); |
89894079 VZ |
1497 | } |
1498 | } | |
da38429d | 1499 | |
68379eaf | 1500 | needComma = true; |
89894079 VZ |
1501 | } |
1502 | // If there is a primary key defined, include it in the create statement | |
b8032740 | 1503 | for (i = j = 0; i < m_numCols; i++) |
89894079 VZ |
1504 | { |
1505 | if (colDefs[i].KeyField) | |
1506 | { | |
1507 | j++; | |
1508 | break; | |
1509 | } | |
1510 | } | |
52410d54 DS |
1511 | if ( j && (pDb->Dbms() != dbmsDBASE) |
1512 | && (pDb->Dbms() != dbmsXBASE_SEQUITER) ) // Found a keyfield | |
89894079 | 1513 | { |
87cc3456 | 1514 | switch (pDb->Dbms()) |
89894079 | 1515 | { |
1dee6b39 | 1516 | case dbmsACCESS: |
597fadce | 1517 | case dbmsINFORMIX: |
87cc3456 GT |
1518 | case dbmsSYBASE_ASA: |
1519 | case dbmsSYBASE_ASE: | |
1520 | case dbmsMY_SQL: | |
215a0070 | 1521 | case dbmsFIREBIRD: |
87cc3456 | 1522 | { |
2beca662 | 1523 | // MySQL goes out on this one. We also declare the relevant key NON NULL above |
87cc3456 GT |
1524 | sqlStmt += wxT(",PRIMARY KEY ("); |
1525 | break; | |
1526 | } | |
1527 | default: | |
1528 | { | |
1529 | sqlStmt += wxT(",CONSTRAINT "); | |
2beca662 GT |
1530 | // DB2 is limited to 18 characters for index names |
1531 | if (pDb->Dbms() == dbmsDB2) | |
1532 | { | |
1533 | wxASSERT_MSG((tableName && wxStrlen(tableName) <= 13), wxT("DB2 table/index names must be no longer than 13 characters in length.\n\nTruncating table name to 13 characters.")); | |
243d4b36 GT |
1534 | sqlStmt += pDb->SQLTableName(tableName.substr(0, 13).c_str()); |
1535 | // sqlStmt += tableName.substr(0, 13); | |
2beca662 GT |
1536 | } |
1537 | else | |
243d4b36 GT |
1538 | sqlStmt += pDb->SQLTableName(tableName.c_str()); |
1539 | // sqlStmt += tableName; | |
2beca662 | 1540 | |
87cc3456 GT |
1541 | sqlStmt += wxT("_PIDX PRIMARY KEY ("); |
1542 | break; | |
1543 | } | |
89894079 VZ |
1544 | } |
1545 | ||
1546 | // List column name(s) of column(s) comprising the primary key | |
b8032740 | 1547 | for (i = j = 0; i < m_numCols; i++) |
89894079 VZ |
1548 | { |
1549 | if (colDefs[i].KeyField) | |
1550 | { | |
1551 | if (j++) // Multi part key, comma separate names | |
4fdae997 | 1552 | sqlStmt += wxT(","); |
243d4b36 | 1553 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
e25cdb86 GT |
1554 | |
1555 | if (pDb->Dbms() == dbmsMY_SQL && | |
1556 | colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR) | |
1557 | { | |
1558 | wxString s; | |
e4e45573 | 1559 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
e25cdb86 GT |
1560 | sqlStmt += s; |
1561 | } | |
89894079 VZ |
1562 | } |
1563 | } | |
2beca662 GT |
1564 | sqlStmt += wxT(")"); |
1565 | ||
597fadce GT |
1566 | if (pDb->Dbms() == dbmsINFORMIX || |
1567 | pDb->Dbms() == dbmsSYBASE_ASA || | |
2beca662 GT |
1568 | pDb->Dbms() == dbmsSYBASE_ASE) |
1569 | { | |
1570 | sqlStmt += wxT(" CONSTRAINT "); | |
243d4b36 GT |
1571 | sqlStmt += pDb->SQLTableName(tableName); |
1572 | // sqlStmt += tableName; | |
2beca662 GT |
1573 | sqlStmt += wxT("_PIDX"); |
1574 | } | |
89894079 VZ |
1575 | } |
1576 | // Append the closing parentheses for the create table statement | |
4fdae997 | 1577 | sqlStmt += wxT(")"); |
a2115c88 | 1578 | |
4fdae997 | 1579 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 1580 | |
a2115c88 | 1581 | #ifdef DBDEBUG_CONSOLE |
f6bcfd97 | 1582 | cout << endl << sqlStmt.c_str() << endl; |
108106cf JS |
1583 | #endif |
1584 | ||
89894079 | 1585 | // Execute the CREATE TABLE statement |
8a39593e | 1586 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
89894079 VZ |
1587 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
1588 | { | |
1589 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1590 | pDb->RollbackTrans(); | |
1591 | CloseCursor(hstmt); | |
68379eaf | 1592 | return false; |
89894079 VZ |
1593 | } |
1594 | ||
1595 | // Commit the transaction and close the cursor | |
3ca6a5f0 | 1596 | if (!pDb->CommitTrans()) |
68379eaf | 1597 | return false; |
3ca6a5f0 | 1598 | if (!CloseCursor(hstmt)) |
68379eaf | 1599 | return false; |
89894079 VZ |
1600 | |
1601 | // Database table created successfully | |
68379eaf | 1602 | return true; |
108106cf | 1603 | |
f6bcfd97 | 1604 | } // wxDbTable::CreateTable() |
108106cf | 1605 | |
67e9aaa3 | 1606 | |
f6bcfd97 BP |
1607 | /********** wxDbTable::DropTable() **********/ |
1608 | bool wxDbTable::DropTable() | |
a2115c88 | 1609 | { |
68379eaf | 1610 | // NOTE: This function returns true if the Table does not exist, but |
89894079 | 1611 | // only for identified databases. Code will need to be added |
0b8410f3 | 1612 | // below for any other databases when those databases are defined |
89894079 | 1613 | // to handle this situation consistently |
a2115c88 | 1614 | |
1e92909e | 1615 | wxString sqlStmt; |
a2115c88 | 1616 | |
1d6f2348 VZ |
1617 | sqlStmt.Printf(wxT("DROP TABLE %s"), |
1618 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
a2115c88 | 1619 | |
4fdae997 | 1620 | pDb->WriteSqlLog(sqlStmt); |
a2115c88 GT |
1621 | |
1622 | #ifdef DBDEBUG_CONSOLE | |
f6bcfd97 | 1623 | cout << endl << sqlStmt.c_str() << endl; |
a2115c88 GT |
1624 | #endif |
1625 | ||
8a39593e | 1626 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
2beca662 | 1627 | if (retcode != SQL_SUCCESS) |
89894079 VZ |
1628 | { |
1629 | // Check for "Base table not found" error and ignore | |
da38429d | 1630 | pDb->GetNextError(henv, hdbc, hstmt); |
2beca662 | 1631 | if (wxStrcmp(pDb->sqlState, wxT("S0002")) /*&& |
da38429d | 1632 | wxStrcmp(pDb->sqlState, wxT("S1000"))*/) // "Base table not found" |
2beca662 | 1633 | { |
89894079 | 1634 | // Check for product specific error codes |
2beca662 | 1635 | if (!((pDb->Dbms() == dbmsSYBASE_ASA && !wxStrcmp(pDb->sqlState,wxT("42000"))) || // 5.x (and lower?) |
da38429d | 1636 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("37000"))) || |
2beca662 | 1637 | (pDb->Dbms() == dbmsPERVASIVE_SQL && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || // Returns an S1000 then an S0002 |
da38429d | 1638 | (pDb->Dbms() == dbmsPOSTGRES && !wxStrcmp(pDb->sqlState,wxT("08S01"))))) |
89894079 VZ |
1639 | { |
1640 | pDb->DispNextError(); | |
1641 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1642 | pDb->RollbackTrans(); | |
5a226de0 | 1643 | // CloseCursor(hstmt); |
68379eaf | 1644 | return false; |
89894079 VZ |
1645 | } |
1646 | } | |
1647 | } | |
1648 | ||
1649 | // Commit the transaction and close the cursor | |
1650 | if (! pDb->CommitTrans()) | |
68379eaf | 1651 | return false; |
89894079 | 1652 | if (! CloseCursor(hstmt)) |
68379eaf | 1653 | return false; |
89894079 | 1654 | |
68379eaf | 1655 | return true; |
f6bcfd97 | 1656 | } // wxDbTable::DropTable() |
a2115c88 | 1657 | |
67e9aaa3 | 1658 | |
f6bcfd97 | 1659 | /********** wxDbTable::CreateIndex() **********/ |
549c8cc2 GT |
1660 | bool wxDbTable::CreateIndex(const wxString &indexName, bool unique, UWORD numIndexColumns, |
1661 | wxDbIdxDef *pIndexDefs, bool attemptDrop) | |
108106cf | 1662 | { |
1e92909e | 1663 | wxString sqlStmt; |
89894079 VZ |
1664 | |
1665 | // Drop the index first | |
549c8cc2 | 1666 | if (attemptDrop && !DropIndex(indexName)) |
68379eaf | 1667 | return false; |
89894079 | 1668 | |
3ca6a5f0 BP |
1669 | // MySQL (and possibly Sybase ASE?? - gt) require that any columns which are used as portions |
1670 | // of an index have the columns defined as "NOT NULL". During initial table creation though, | |
1671 | // it may not be known which columns are necessarily going to be part of an index (e.g. the | |
1672 | // table was created, then months later you determine that an additional index while | |
1673 | // give better performance, so you want to add an index). | |
1674 | // | |
1675 | // The following block of code will modify the column definition to make the column be | |
1676 | // defined with the "NOT NULL" qualifier. | |
1677 | if (pDb->Dbms() == dbmsMY_SQL) | |
1678 | { | |
1679 | wxString sqlStmt; | |
1680 | int i; | |
68379eaf | 1681 | bool ok = true; |
549c8cc2 | 1682 | for (i = 0; i < numIndexColumns && ok; i++) |
3ca6a5f0 BP |
1683 | { |
1684 | int j = 0; | |
68379eaf | 1685 | bool found = false; |
3ca6a5f0 BP |
1686 | // Find the column definition that has the ColName that matches the |
1687 | // index column name. We need to do this to get the DB_DATA_TYPE of | |
1688 | // the index column, as MySQL's syntax for the ALTER column requires | |
1689 | // this information | |
b8032740 | 1690 | while (!found && (j < this->m_numCols)) |
3ca6a5f0 | 1691 | { |
549c8cc2 | 1692 | if (wxStrcmp(colDefs[j].ColName,pIndexDefs[i].ColName) == 0) |
68379eaf | 1693 | found = true; |
3ca6a5f0 BP |
1694 | if (!found) |
1695 | j++; | |
1696 | } | |
da38429d | 1697 | |
3ca6a5f0 BP |
1698 | if (found) |
1699 | { | |
549c8cc2 | 1700 | ok = pDb->ModifyColumn(tableName, pIndexDefs[i].ColName, |
e4e45573 | 1701 | colDefs[j].DbDataType, (int)(colDefs[j].SzDataObj / sizeof(wxChar)), |
4fdae997 GT |
1702 | wxT("NOT NULL")); |
1703 | ||
3ca6a5f0 BP |
1704 | if (!ok) |
1705 | { | |
8a39593e JS |
1706 | #if 0 |
1707 | // retcode is not used | |
3ca6a5f0 BP |
1708 | wxODBC_ERRORS retcode; |
1709 | // Oracle returns a DB_ERR_GENERAL_ERROR if the column is already | |
1710 | // defined to be NOT NULL, but reportedly MySQL doesn't mind. | |
1711 | // This line is just here for debug checking of the value | |
1712 | retcode = (wxODBC_ERRORS)pDb->DB_STATUS; | |
8a39593e | 1713 | #endif |
3ca6a5f0 BP |
1714 | } |
1715 | } | |
1716 | else | |
68379eaf | 1717 | ok = false; |
3ca6a5f0 BP |
1718 | } |
1719 | if (ok) | |
1720 | pDb->CommitTrans(); | |
1721 | else | |
1722 | { | |
1723 | pDb->RollbackTrans(); | |
68379eaf | 1724 | return false; |
3ca6a5f0 BP |
1725 | } |
1726 | } | |
da38429d | 1727 | |
89894079 | 1728 | // Build a CREATE INDEX statement |
4fdae997 | 1729 | sqlStmt = wxT("CREATE "); |
89894079 | 1730 | if (unique) |
4fdae997 | 1731 | sqlStmt += wxT("UNIQUE "); |
da38429d | 1732 | |
4fdae997 | 1733 | sqlStmt += wxT("INDEX "); |
549c8cc2 | 1734 | sqlStmt += pDb->SQLTableName(indexName); |
4fdae997 | 1735 | sqlStmt += wxT(" ON "); |
243d4b36 GT |
1736 | |
1737 | sqlStmt += pDb->SQLTableName(tableName); | |
1738 | // sqlStmt += tableName; | |
4fdae997 | 1739 | sqlStmt += wxT(" ("); |
da38429d | 1740 | |
89894079 VZ |
1741 | // Append list of columns making up index |
1742 | int i; | |
549c8cc2 | 1743 | for (i = 0; i < numIndexColumns; i++) |
89894079 | 1744 | { |
549c8cc2 GT |
1745 | sqlStmt += pDb->SQLColumnName(pIndexDefs[i].ColName); |
1746 | // sqlStmt += pIndexDefs[i].ColName; | |
9082f1a9 | 1747 | |
9c136858 JS |
1748 | // MySQL requires a key length on VARCHAR keys |
1749 | if ( pDb->Dbms() == dbmsMY_SQL ) | |
1750 | { | |
1751 | // Find the details on this column | |
1752 | int j; | |
b8032740 | 1753 | for ( j = 0; j < m_numCols; ++j ) |
9c136858 | 1754 | { |
549c8cc2 | 1755 | if ( wxStrcmp( pIndexDefs[i].ColName, colDefs[j].ColName ) == 0 ) |
9c136858 JS |
1756 | { |
1757 | break; | |
1758 | } | |
1759 | } | |
1760 | if ( colDefs[j].DbDataType == DB_DATA_TYPE_VARCHAR) | |
1761 | { | |
1762 | wxString s; | |
e4e45573 | 1763 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
9c136858 JS |
1764 | sqlStmt += s; |
1765 | } | |
1766 | } | |
68379eaf | 1767 | |
9082f1a9 | 1768 | // Postgres and SQL Server 7 do not support the ASC/DESC keywords for index columns |
8a39593e | 1769 | if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (wxStrncmp(pDb->dbInf.dbmsVer,_T("07"),2)==0)) && |
215a0070 | 1770 | !(pDb->Dbms() == dbmsFIREBIRD) && |
9082f1a9 | 1771 | !(pDb->Dbms() == dbmsPOSTGRES)) |
89894079 | 1772 | { |
549c8cc2 | 1773 | if (pIndexDefs[i].Ascending) |
4fdae997 | 1774 | sqlStmt += wxT(" ASC"); |
89894079 | 1775 | else |
4fdae997 | 1776 | sqlStmt += wxT(" DESC"); |
89894079 | 1777 | } |
9082f1a9 | 1778 | else |
549c8cc2 | 1779 | wxASSERT_MSG(pIndexDefs[i].Ascending, _T("Datasource does not support DESCending index columns")); |
89894079 | 1780 | |
549c8cc2 | 1781 | if ((i + 1) < numIndexColumns) |
4fdae997 | 1782 | sqlStmt += wxT(","); |
89894079 | 1783 | } |
da38429d | 1784 | |
89894079 | 1785 | // Append closing parentheses |
4fdae997 | 1786 | sqlStmt += wxT(")"); |
89894079 | 1787 | |
4fdae997 | 1788 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 1789 | |
a2115c88 | 1790 | #ifdef DBDEBUG_CONSOLE |
f6bcfd97 | 1791 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
1792 | #endif |
1793 | ||
89894079 | 1794 | // Execute the CREATE INDEX statement |
215a0070 GT |
1795 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
1796 | if (retcode != SQL_SUCCESS) | |
89894079 VZ |
1797 | { |
1798 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1799 | pDb->RollbackTrans(); | |
1800 | CloseCursor(hstmt); | |
68379eaf | 1801 | return false; |
89894079 | 1802 | } |
108106cf | 1803 | |
89894079 VZ |
1804 | // Commit the transaction and close the cursor |
1805 | if (! pDb->CommitTrans()) | |
68379eaf | 1806 | return false; |
89894079 | 1807 | if (! CloseCursor(hstmt)) |
68379eaf | 1808 | return false; |
108106cf | 1809 | |
89894079 | 1810 | // Index Created Successfully |
68379eaf | 1811 | return true; |
108106cf | 1812 | |
f6bcfd97 | 1813 | } // wxDbTable::CreateIndex() |
108106cf | 1814 | |
67e9aaa3 | 1815 | |
f6bcfd97 | 1816 | /********** wxDbTable::DropIndex() **********/ |
549c8cc2 | 1817 | bool wxDbTable::DropIndex(const wxString &indexName) |
a2115c88 | 1818 | { |
68379eaf | 1819 | // NOTE: This function returns true if the Index does not exist, but |
89894079 | 1820 | // only for identified databases. Code will need to be added |
5a226de0 | 1821 | // below for any other databases when those databases are defined |
89894079 | 1822 | // to handle this situation consistently |
a2115c88 | 1823 | |
1e92909e | 1824 | wxString sqlStmt; |
a2115c88 | 1825 | |
5a226de0 GT |
1826 | if (pDb->Dbms() == dbmsACCESS || pDb->Dbms() == dbmsMY_SQL || |
1827 | pDb->Dbms() == dbmsDBASE /*|| Paradox needs this syntax too when we add support*/) | |
1d6f2348 | 1828 | sqlStmt.Printf(wxT("DROP INDEX %s ON %s"), |
549c8cc2 | 1829 | pDb->SQLTableName(indexName.c_str()).c_str(), |
6bbff0aa | 1830 | pDb->SQLTableName(tableName.c_str()).c_str()); |
e93a3a18 | 1831 | else if ((pDb->Dbms() == dbmsMS_SQL_SERVER) || |
9f4de2dc | 1832 | (pDb->Dbms() == dbmsSYBASE_ASE) || |
52410d54 | 1833 | (pDb->Dbms() == dbmsXBASE_SEQUITER)) |
1d6f2348 VZ |
1834 | sqlStmt.Printf(wxT("DROP INDEX %s.%s"), |
1835 | pDb->SQLTableName(tableName.c_str()).c_str(), | |
549c8cc2 | 1836 | pDb->SQLTableName(indexName.c_str()).c_str()); |
89894079 | 1837 | else |
1d6f2348 | 1838 | sqlStmt.Printf(wxT("DROP INDEX %s"), |
549c8cc2 | 1839 | pDb->SQLTableName(indexName.c_str()).c_str()); |
a2115c88 | 1840 | |
4fdae997 | 1841 | pDb->WriteSqlLog(sqlStmt); |
a2115c88 GT |
1842 | |
1843 | #ifdef DBDEBUG_CONSOLE | |
f6bcfd97 | 1844 | cout << endl << sqlStmt.c_str() << endl; |
a2115c88 | 1845 | #endif |
215a0070 GT |
1846 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
1847 | if (retcode != SQL_SUCCESS) | |
89894079 VZ |
1848 | { |
1849 | // Check for "Index not found" error and ignore | |
1850 | pDb->GetNextError(henv, hdbc, hstmt); | |
4fdae997 | 1851 | if (wxStrcmp(pDb->sqlState,wxT("S0012"))) // "Index not found" |
89894079 VZ |
1852 | { |
1853 | // Check for product specific error codes | |
4fdae997 GT |
1854 | if (!((pDb->Dbms() == dbmsSYBASE_ASA && !wxStrcmp(pDb->sqlState,wxT("42000"))) || // v5.x (and lower?) |
1855 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("37000"))) || | |
1856 | (pDb->Dbms() == dbmsMS_SQL_SERVER && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || | |
215a0070 | 1857 | (pDb->Dbms() == dbmsINTERBASE && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || |
f6a9f9ad | 1858 | (pDb->Dbms() == dbmsMAXDB && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || |
215a0070 | 1859 | (pDb->Dbms() == dbmsFIREBIRD && !wxStrcmp(pDb->sqlState,wxT("HY000"))) || |
4fdae997 GT |
1860 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("S0002"))) || // Base table not found |
1861 | (pDb->Dbms() == dbmsMY_SQL && !wxStrcmp(pDb->sqlState,wxT("42S12"))) || // tested by Christopher Ludwik Marino-Cebulski using v3.23.21beta | |
1862 | (pDb->Dbms() == dbmsPOSTGRES && !wxStrcmp(pDb->sqlState,wxT("08S01"))) | |
3ca6a5f0 | 1863 | )) |
89894079 VZ |
1864 | { |
1865 | pDb->DispNextError(); | |
1866 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1867 | pDb->RollbackTrans(); | |
1868 | CloseCursor(hstmt); | |
68379eaf | 1869 | return false; |
89894079 VZ |
1870 | } |
1871 | } | |
1872 | } | |
1873 | ||
1874 | // Commit the transaction and close the cursor | |
1875 | if (! pDb->CommitTrans()) | |
68379eaf | 1876 | return false; |
89894079 | 1877 | if (! CloseCursor(hstmt)) |
68379eaf | 1878 | return false; |
89894079 | 1879 | |
68379eaf | 1880 | return true; |
f6bcfd97 | 1881 | } // wxDbTable::DropIndex() |
a2115c88 | 1882 | |
67e9aaa3 | 1883 | |
38cfbffa | 1884 | /********** wxDbTable::SetOrderByColNums() **********/ |
e938ff5e | 1885 | bool wxDbTable::SetOrderByColNums(UWORD first, ... ) |
38cfbffa | 1886 | { |
b8032740 | 1887 | int colNumber = first; // using 'int' to be able to look for wxDB_NO_MORE_COLUN_NUMBERS |
38cfbffa GT |
1888 | va_list argptr; |
1889 | ||
68379eaf | 1890 | bool abort = false; |
38cfbffa GT |
1891 | wxString tempStr; |
1892 | ||
1893 | va_start(argptr, first); /* Initialize variable arguments. */ | |
b8032740 | 1894 | while (!abort && (colNumber != wxDB_NO_MORE_COLUMN_NUMBERS)) |
38cfbffa GT |
1895 | { |
1896 | // Make sure the passed in column number | |
1897 | // is within the valid range of columns | |
1898 | // | |
b8032740 GT |
1899 | // Valid columns are 0 thru m_numCols-1 |
1900 | if (colNumber >= m_numCols || colNumber < 0) | |
38cfbffa | 1901 | { |
68379eaf | 1902 | abort = true; |
38cfbffa GT |
1903 | continue; |
1904 | } | |
1905 | ||
b8032740 | 1906 | if (colNumber != first) |
4fdae997 | 1907 | tempStr += wxT(","); |
38cfbffa | 1908 | |
b8032740 GT |
1909 | tempStr += colDefs[colNumber].ColName; |
1910 | colNumber = va_arg (argptr, int); | |
38cfbffa GT |
1911 | } |
1912 | va_end (argptr); /* Reset variable arguments. */ | |
1913 | ||
4fdae997 | 1914 | SetOrderByClause(tempStr); |
38cfbffa GT |
1915 | |
1916 | return (!abort); | |
1917 | } // wxDbTable::SetOrderByColNums() | |
1918 | ||
1919 | ||
f6bcfd97 BP |
1920 | /********** wxDbTable::Insert() **********/ |
1921 | int wxDbTable::Insert(void) | |
108106cf | 1922 | { |
4fdae997 | 1923 | wxASSERT(!queryOnly); |
f6bcfd97 | 1924 | if (queryOnly || !insertable) |
89894079 VZ |
1925 | return(DB_FAILURE); |
1926 | ||
1927 | bindInsertParams(); | |
1928 | ||
1929 | // Insert the record by executing the already prepared insert statement | |
1930 | RETCODE retcode; | |
215a0070 | 1931 | retcode = SQLExecute(hstmtInsert); |
5962bdb8 JS |
1932 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO && |
1933 | retcode != SQL_NEED_DATA) | |
89894079 VZ |
1934 | { |
1935 | // Check to see if integrity constraint was violated | |
1936 | pDb->GetNextError(henv, hdbc, hstmtInsert); | |
4fdae997 | 1937 | if (! wxStrcmp(pDb->sqlState, wxT("23000"))) // Integrity constraint violated |
89894079 VZ |
1938 | return(DB_ERR_INTEGRITY_CONSTRAINT_VIOL); |
1939 | else | |
1940 | { | |
1941 | pDb->DispNextError(); | |
1942 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1943 | return(DB_FAILURE); | |
1944 | } | |
1945 | } | |
5962bdb8 JS |
1946 | if (retcode == SQL_NEED_DATA) |
1947 | { | |
1948 | PTR pParmID; | |
8a39593e JS |
1949 | retcode = SQLParamData(hstmtInsert, &pParmID); |
1950 | while (retcode == SQL_NEED_DATA) | |
5962bdb8 JS |
1951 | { |
1952 | // Find the parameter | |
1953 | int i; | |
b8032740 | 1954 | for (i=0; i < m_numCols; i++) |
5962bdb8 JS |
1955 | { |
1956 | if (colDefs[i].PtrDataObj == pParmID) | |
1957 | { | |
1958 | // We found it. Store the parameter. | |
1959 | retcode = SQLPutData(hstmtInsert, pParmID, colDefs[i].SzDataObj); | |
1960 | if (retcode != SQL_SUCCESS) | |
1961 | { | |
1962 | pDb->DispNextError(); | |
1963 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1964 | return(DB_FAILURE); | |
1965 | } | |
1966 | break; | |
1967 | } | |
1968 | } | |
c9b6d796 | 1969 | retcode = SQLParamData(hstmtInsert, &pParmID); |
160155e6 GT |
1970 | if (retcode != SQL_SUCCESS && |
1971 | retcode != SQL_SUCCESS_WITH_INFO) | |
1972 | { | |
1973 | // record was not inserted | |
1974 | pDb->DispNextError(); | |
1975 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1976 | return(DB_FAILURE); | |
1977 | } | |
5962bdb8 JS |
1978 | } |
1979 | } | |
89894079 VZ |
1980 | |
1981 | // Record inserted into the datasource successfully | |
1982 | return(DB_SUCCESS); | |
108106cf | 1983 | |
f6bcfd97 | 1984 | } // wxDbTable::Insert() |
108106cf | 1985 | |
67e9aaa3 | 1986 | |
f6bcfd97 BP |
1987 | /********** wxDbTable::Update() **********/ |
1988 | bool wxDbTable::Update(void) | |
108106cf | 1989 | { |
4fdae997 | 1990 | wxASSERT(!queryOnly); |
89894079 | 1991 | if (queryOnly) |
68379eaf | 1992 | return false; |
a2115c88 | 1993 | |
4fdae997 | 1994 | wxString sqlStmt; |
108106cf | 1995 | |
89894079 | 1996 | // Build the SQL UPDATE statement |
f6bcfd97 | 1997 | BuildUpdateStmt(sqlStmt, DB_UPD_KEYFIELDS); |
108106cf | 1998 | |
89894079 | 1999 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2000 | |
a2115c88 | 2001 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 2002 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
2003 | #endif |
2004 | ||
89894079 VZ |
2005 | // Execute the SQL UPDATE statement |
2006 | return(execUpdate(sqlStmt)); | |
108106cf | 2007 | |
f6bcfd97 | 2008 | } // wxDbTable::Update() |
108106cf | 2009 | |
67e9aaa3 | 2010 | |
f6bcfd97 | 2011 | /********** wxDbTable::Update(pSqlStmt) **********/ |
4fdae997 | 2012 | bool wxDbTable::Update(const wxString &pSqlStmt) |
6919c53f | 2013 | { |
4fdae997 | 2014 | wxASSERT(!queryOnly); |
89894079 | 2015 | if (queryOnly) |
68379eaf | 2016 | return false; |
6919c53f | 2017 | |
89894079 | 2018 | pDb->WriteSqlLog(pSqlStmt); |
6919c53f | 2019 | |
89894079 | 2020 | return(execUpdate(pSqlStmt)); |
6919c53f | 2021 | |
f6bcfd97 | 2022 | } // wxDbTable::Update(pSqlStmt) |
6919c53f | 2023 | |
67e9aaa3 | 2024 | |
f6bcfd97 | 2025 | /********** wxDbTable::UpdateWhere() **********/ |
4fdae997 | 2026 | bool wxDbTable::UpdateWhere(const wxString &pWhereClause) |
108106cf | 2027 | { |
4fdae997 | 2028 | wxASSERT(!queryOnly); |
89894079 | 2029 | if (queryOnly) |
68379eaf | 2030 | return false; |
a2115c88 | 2031 | |
4fdae997 | 2032 | wxString sqlStmt; |
108106cf | 2033 | |
89894079 | 2034 | // Build the SQL UPDATE statement |
f6bcfd97 | 2035 | BuildUpdateStmt(sqlStmt, DB_UPD_WHERE, pWhereClause); |
108106cf | 2036 | |
89894079 | 2037 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2038 | |
a2115c88 | 2039 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 2040 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
2041 | #endif |
2042 | ||
89894079 VZ |
2043 | // Execute the SQL UPDATE statement |
2044 | return(execUpdate(sqlStmt)); | |
108106cf | 2045 | |
f6bcfd97 | 2046 | } // wxDbTable::UpdateWhere() |
108106cf | 2047 | |
67e9aaa3 | 2048 | |
f6bcfd97 BP |
2049 | /********** wxDbTable::Delete() **********/ |
2050 | bool wxDbTable::Delete(void) | |
108106cf | 2051 | { |
4fdae997 | 2052 | wxASSERT(!queryOnly); |
89894079 | 2053 | if (queryOnly) |
68379eaf | 2054 | return false; |
a2115c88 | 2055 | |
4fdae997 GT |
2056 | wxString sqlStmt; |
2057 | sqlStmt.Empty(); | |
108106cf | 2058 | |
89894079 | 2059 | // Build the SQL DELETE statement |
f6bcfd97 | 2060 | BuildDeleteStmt(sqlStmt, DB_DEL_KEYFIELDS); |
108106cf | 2061 | |
89894079 | 2062 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2063 | |
89894079 VZ |
2064 | // Execute the SQL DELETE statement |
2065 | return(execDelete(sqlStmt)); | |
108106cf | 2066 | |
f6bcfd97 | 2067 | } // wxDbTable::Delete() |
108106cf | 2068 | |
67e9aaa3 | 2069 | |
f6bcfd97 | 2070 | /********** wxDbTable::DeleteWhere() **********/ |
4fdae997 | 2071 | bool wxDbTable::DeleteWhere(const wxString &pWhereClause) |
108106cf | 2072 | { |
4fdae997 | 2073 | wxASSERT(!queryOnly); |
89894079 | 2074 | if (queryOnly) |
68379eaf | 2075 | return false; |
a2115c88 | 2076 | |
4fdae997 GT |
2077 | wxString sqlStmt; |
2078 | sqlStmt.Empty(); | |
108106cf | 2079 | |
89894079 | 2080 | // Build the SQL DELETE statement |
f6bcfd97 | 2081 | BuildDeleteStmt(sqlStmt, DB_DEL_WHERE, pWhereClause); |
108106cf | 2082 | |
89894079 | 2083 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2084 | |
89894079 VZ |
2085 | // Execute the SQL DELETE statement |
2086 | return(execDelete(sqlStmt)); | |
108106cf | 2087 | |
f6bcfd97 | 2088 | } // wxDbTable::DeleteWhere() |
108106cf | 2089 | |
67e9aaa3 | 2090 | |
f6bcfd97 BP |
2091 | /********** wxDbTable::DeleteMatching() **********/ |
2092 | bool wxDbTable::DeleteMatching(void) | |
108106cf | 2093 | { |
4fdae997 | 2094 | wxASSERT(!queryOnly); |
89894079 | 2095 | if (queryOnly) |
68379eaf | 2096 | return false; |
a2115c88 | 2097 | |
4fdae997 GT |
2098 | wxString sqlStmt; |
2099 | sqlStmt.Empty(); | |
108106cf | 2100 | |
89894079 | 2101 | // Build the SQL DELETE statement |
f6bcfd97 | 2102 | BuildDeleteStmt(sqlStmt, DB_DEL_MATCHING); |
108106cf | 2103 | |
89894079 | 2104 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2105 | |
89894079 VZ |
2106 | // Execute the SQL DELETE statement |
2107 | return(execDelete(sqlStmt)); | |
108106cf | 2108 | |
f6bcfd97 | 2109 | } // wxDbTable::DeleteMatching() |
108106cf | 2110 | |
67e9aaa3 | 2111 | |
f6bcfd97 | 2112 | /********** wxDbTable::IsColNull() **********/ |
b8032740 | 2113 | bool wxDbTable::IsColNull(UWORD colNumber) const |
108106cf | 2114 | { |
f02d4a64 | 2115 | /* |
68379eaf | 2116 | This logic is just not right. It would indicate true |
f02d4a64 GT |
2117 | if a numeric field were set to a value of 0. |
2118 | ||
b8032740 | 2119 | switch(colDefs[colNumber].SqlCtype) |
89894079 | 2120 | { |
3ca6a5f0 | 2121 | case SQL_C_CHAR: |
e4e45573 GT |
2122 | case SQL_C_WCHAR: |
2123 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR | |
b8032740 | 2124 | return(((UCHAR FAR *) colDefs[colNumber].PtrDataObj)[0] == 0); |
3ca6a5f0 | 2125 | case SQL_C_SSHORT: |
b8032740 | 2126 | return(( *((SWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2127 | case SQL_C_USHORT: |
b8032740 | 2128 | return(( *((UWORD*) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2129 | case SQL_C_SLONG: |
b8032740 | 2130 | return(( *((SDWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2131 | case SQL_C_ULONG: |
b8032740 | 2132 | return(( *((UDWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2133 | case SQL_C_FLOAT: |
b8032740 | 2134 | return(( *((SFLOAT *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2135 | case SQL_C_DOUBLE: |
b8032740 | 2136 | return((*((SDOUBLE *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 BP |
2137 | case SQL_C_TIMESTAMP: |
2138 | TIMESTAMP_STRUCT *pDt; | |
b8032740 | 2139 | pDt = (TIMESTAMP_STRUCT *) colDefs[colNumber].PtrDataObj; |
3ca6a5f0 | 2140 | if (pDt->year == 0 && pDt->month == 0 && pDt->day == 0) |
68379eaf | 2141 | return true; |
3ca6a5f0 | 2142 | else |
68379eaf | 2143 | return false; |
3ca6a5f0 | 2144 | default: |
68379eaf | 2145 | return true; |
89894079 | 2146 | } |
f02d4a64 | 2147 | */ |
b8032740 | 2148 | return (colDefs[colNumber].Null); |
f6bcfd97 | 2149 | } // wxDbTable::IsColNull() |
108106cf | 2150 | |
67e9aaa3 | 2151 | |
f6bcfd97 BP |
2152 | /********** wxDbTable::CanSelectForUpdate() **********/ |
2153 | bool wxDbTable::CanSelectForUpdate(void) | |
108106cf | 2154 | { |
38cfbffa | 2155 | if (queryOnly) |
68379eaf | 2156 | return false; |
38cfbffa | 2157 | |
89894079 | 2158 | if (pDb->Dbms() == dbmsMY_SQL) |
68379eaf | 2159 | return false; |
a2115c88 | 2160 | |
e93a3a18 GT |
2161 | if ((pDb->Dbms() == dbmsORACLE) || |
2162 | (pDb->dbInf.posStmts & SQL_PS_SELECT_FOR_UPDATE)) | |
68379eaf | 2163 | return true; |
89894079 | 2164 | else |
68379eaf | 2165 | return false; |
108106cf | 2166 | |
f6bcfd97 | 2167 | } // wxDbTable::CanSelectForUpdate() |
108106cf | 2168 | |
67e9aaa3 | 2169 | |
b8032740 GT |
2170 | /********** wxDbTable::CanUpdateByROWID() **********/ |
2171 | bool wxDbTable::CanUpdateByROWID(void) | |
108106cf | 2172 | { |
67e9aaa3 | 2173 | /* |
68379eaf | 2174 | * NOTE: Returning false for now until this can be debugged, |
89894079 | 2175 | * as the ROWID is not getting updated correctly |
67e9aaa3 | 2176 | */ |
68379eaf | 2177 | return false; |
6b3f4fb8 | 2178 | /* |
89894079 | 2179 | if (pDb->Dbms() == dbmsORACLE) |
68379eaf | 2180 | return true; |
89894079 | 2181 | else |
68379eaf | 2182 | return false; |
6b3f4fb8 | 2183 | */ |
b8032740 | 2184 | } // wxDbTable::CanUpdateByROWID() |
108106cf | 2185 | |
67e9aaa3 | 2186 | |
f6bcfd97 BP |
2187 | /********** wxDbTable::IsCursorClosedOnCommit() **********/ |
2188 | bool wxDbTable::IsCursorClosedOnCommit(void) | |
108106cf | 2189 | { |
89894079 | 2190 | if (pDb->dbInf.cursorCommitBehavior == SQL_CB_PRESERVE) |
68379eaf | 2191 | return false; |
89894079 | 2192 | else |
68379eaf | 2193 | return true; |
108106cf | 2194 | |
f6bcfd97 | 2195 | } // wxDbTable::IsCursorClosedOnCommit() |
108106cf | 2196 | |
67e9aaa3 | 2197 | |
f02d4a64 GT |
2198 | |
2199 | /********** wxDbTable::ClearMemberVar() **********/ | |
b8032740 | 2200 | void wxDbTable::ClearMemberVar(UWORD colNumber, bool setToNull) |
108106cf | 2201 | { |
b8032740 | 2202 | wxASSERT(colNumber < m_numCols); |
f02d4a64 | 2203 | |
b8032740 | 2204 | switch(colDefs[colNumber].SqlCtype) |
89894079 | 2205 | { |
f02d4a64 | 2206 | case SQL_C_CHAR: |
92850d6b | 2207 | #ifdef SQL_C_WCHAR |
e4e45573 | 2208 | case SQL_C_WCHAR: |
5c2cd0f6 | 2209 | #endif |
e4e45573 | 2210 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR |
b8032740 | 2211 | ((UCHAR FAR *) colDefs[colNumber].PtrDataObj)[0] = 0; |
f02d4a64 GT |
2212 | break; |
2213 | case SQL_C_SSHORT: | |
b8032740 | 2214 | *((SWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2215 | break; |
2216 | case SQL_C_USHORT: | |
b8032740 | 2217 | *((UWORD*) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 | 2218 | break; |
f292d0ec | 2219 | case SQL_C_LONG: |
f02d4a64 | 2220 | case SQL_C_SLONG: |
b8032740 | 2221 | *((SDWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2222 | break; |
2223 | case SQL_C_ULONG: | |
b8032740 | 2224 | *((UDWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2225 | break; |
2226 | case SQL_C_FLOAT: | |
b8032740 | 2227 | *((SFLOAT *) colDefs[colNumber].PtrDataObj) = 0.0f; |
f02d4a64 GT |
2228 | break; |
2229 | case SQL_C_DOUBLE: | |
b8032740 | 2230 | *((SDOUBLE *) colDefs[colNumber].PtrDataObj) = 0.0f; |
f02d4a64 GT |
2231 | break; |
2232 | case SQL_C_TIMESTAMP: | |
2233 | TIMESTAMP_STRUCT *pDt; | |
b8032740 | 2234 | pDt = (TIMESTAMP_STRUCT *) colDefs[colNumber].PtrDataObj; |
f02d4a64 GT |
2235 | pDt->year = 0; |
2236 | pDt->month = 0; | |
2237 | pDt->day = 0; | |
2238 | pDt->hour = 0; | |
2239 | pDt->minute = 0; | |
2240 | pDt->second = 0; | |
2241 | pDt->fraction = 0; | |
2242 | break; | |
06322aca VZ |
2243 | case SQL_C_DATE: |
2244 | DATE_STRUCT *pDtd; | |
2245 | pDtd = (DATE_STRUCT *) colDefs[colNumber].PtrDataObj; | |
2246 | pDtd->year = 0; | |
2247 | pDtd->month = 0; | |
2248 | pDtd->day = 0; | |
2249 | break; | |
2250 | case SQL_C_TIME: | |
2251 | TIME_STRUCT *pDtt; | |
2252 | pDtt = (TIME_STRUCT *) colDefs[colNumber].PtrDataObj; | |
2253 | pDtt->hour = 0; | |
2254 | pDtt->minute = 0; | |
2255 | pDtt->second = 0; | |
2256 | break; | |
89894079 | 2257 | } |
108106cf | 2258 | |
f02d4a64 | 2259 | if (setToNull) |
b8032740 | 2260 | SetColNull(colNumber); |
f02d4a64 GT |
2261 | } // wxDbTable::ClearMemberVar() |
2262 | ||
2263 | ||
2264 | /********** wxDbTable::ClearMemberVars() **********/ | |
2265 | void wxDbTable::ClearMemberVars(bool setToNull) | |
2266 | { | |
2267 | int i; | |
2268 | ||
2269 | // Loop through the columns setting each member variable to zero | |
b8032740 | 2270 | for (i=0; i < m_numCols; i++) |
254a2129 | 2271 | ClearMemberVar((UWORD)i,setToNull); |
f02d4a64 | 2272 | |
f6bcfd97 | 2273 | } // wxDbTable::ClearMemberVars() |
108106cf | 2274 | |
67e9aaa3 | 2275 | |
f6bcfd97 BP |
2276 | /********** wxDbTable::SetQueryTimeout() **********/ |
2277 | bool wxDbTable::SetQueryTimeout(UDWORD nSeconds) | |
108106cf | 2278 | { |
89894079 VZ |
2279 | if (SQLSetStmtOption(hstmtInsert, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) |
2280 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); | |
2281 | if (SQLSetStmtOption(hstmtUpdate, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2282 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
2283 | if (SQLSetStmtOption(hstmtDelete, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2284 | return(pDb->DispAllErrors(henv, hdbc, hstmtDelete)); | |
2285 | if (SQLSetStmtOption(hstmtInternal, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2286 | return(pDb->DispAllErrors(henv, hdbc, hstmtInternal)); | |
2287 | ||
2288 | // Completed Successfully | |
68379eaf | 2289 | return true; |
108106cf | 2290 | |
f6bcfd97 | 2291 | } // wxDbTable::SetQueryTimeout() |
108106cf | 2292 | |
67e9aaa3 | 2293 | |
f6bcfd97 | 2294 | /********** wxDbTable::SetColDefs() **********/ |
b8032740 GT |
2295 | bool wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType, void *pData, |
2296 | SWORD cType, int size, bool keyField, bool updateable, | |
549c8cc2 | 2297 | bool insertAllowed, bool derivedColumn) |
108106cf | 2298 | { |
b8032740 GT |
2299 | wxString tmpStr; |
2300 | ||
2301 | if (index >= m_numCols) // Columns numbers are zero based.... | |
2302 | { | |
2303 | tmpStr.Printf(wxT("Specified column index (%d) exceeds the maximum number of columns (%d) registered for this table definition. Column definition not added."), index, m_numCols); | |
2304 | wxFAIL_MSG(tmpStr); | |
2305 | wxLogDebug(tmpStr); | |
2306 | return false; | |
2307 | } | |
ff294e0e | 2308 | |
89894079 | 2309 | if (!colDefs) // May happen if the database connection fails |
b8032740 | 2310 | return false; |
89894079 | 2311 | |
d23ec02c | 2312 | if (fieldName.length() > (unsigned int) DB_MAX_COLUMN_NAME_LEN) |
89894079 | 2313 | { |
9082f1a9 | 2314 | wxStrncpy(colDefs[index].ColName, fieldName, DB_MAX_COLUMN_NAME_LEN); |
b8032740 | 2315 | colDefs[index].ColName[DB_MAX_COLUMN_NAME_LEN] = 0; // Prevent buffer overrun |
da38429d | 2316 | |
b8032740 | 2317 | tmpStr.Printf(wxT("Column name '%s' is too long. Truncated to '%s'."), |
da38429d | 2318 | fieldName.c_str(),colDefs[index].ColName); |
b8032740 GT |
2319 | wxFAIL_MSG(tmpStr); |
2320 | wxLogDebug(tmpStr); | |
89894079 VZ |
2321 | } |
2322 | else | |
2323 | wxStrcpy(colDefs[index].ColName, fieldName); | |
2324 | ||
2325 | colDefs[index].DbDataType = dataType; | |
2326 | colDefs[index].PtrDataObj = pData; | |
2327 | colDefs[index].SqlCtype = cType; | |
e4e45573 | 2328 | colDefs[index].SzDataObj = size; //TODO: glt ??? * sizeof(wxChar) ??? |
89894079 | 2329 | colDefs[index].KeyField = keyField; |
549c8cc2 | 2330 | colDefs[index].DerivedCol = derivedColumn; |
89894079 | 2331 | // Derived columns by definition would NOT be "Insertable" or "Updateable" |
549c8cc2 | 2332 | if (derivedColumn) |
89894079 | 2333 | { |
68379eaf WS |
2334 | colDefs[index].Updateable = false; |
2335 | colDefs[index].InsertAllowed = false; | |
89894079 VZ |
2336 | } |
2337 | else | |
2338 | { | |
b8032740 | 2339 | colDefs[index].Updateable = updateable; |
549c8cc2 | 2340 | colDefs[index].InsertAllowed = insertAllowed; |
89894079 VZ |
2341 | } |
2342 | ||
68379eaf | 2343 | colDefs[index].Null = false; |
da38429d | 2344 | |
b8032740 GT |
2345 | return true; |
2346 | ||
f6bcfd97 | 2347 | } // wxDbTable::SetColDefs() |
108106cf | 2348 | |
67e9aaa3 | 2349 | |
e93a3a18 | 2350 | /********** wxDbTable::SetColDefs() **********/ |
87cc3456 | 2351 | wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD numCols) |
67e9aaa3 | 2352 | { |
4fdae997 | 2353 | wxASSERT(pColInfs); |
f6bcfd97 | 2354 | wxDbColDataPtr *pColDataPtrs = NULL; |
67e9aaa3 | 2355 | |
89894079 VZ |
2356 | if (pColInfs) |
2357 | { | |
87cc3456 | 2358 | UWORD index; |
da38429d | 2359 | |
f6bcfd97 | 2360 | pColDataPtrs = new wxDbColDataPtr[numCols+1]; |
67e9aaa3 GT |
2361 | |
2362 | for (index = 0; index < numCols; index++) | |
89894079 | 2363 | { |
89894079 VZ |
2364 | // Process the fields |
2365 | switch (pColInfs[index].dbDataType) | |
2366 | { | |
2367 | case DB_DATA_TYPE_VARCHAR: | |
e4e45573 GT |
2368 | pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferSize+(1*sizeof(wxChar))]; |
2369 | pColDataPtrs[index].SzDataObj = pColInfs[index].bufferSize+(1*sizeof(wxChar)); | |
2370 | pColDataPtrs[index].SqlCtype = SQL_C_WXCHAR; | |
0b8410f3 | 2371 | break; |
7eeba511 JS |
2372 | case DB_DATA_TYPE_MEMO: |
2373 | pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferSize+(1*sizeof(wxChar))]; | |
2374 | pColDataPtrs[index].SzDataObj = pColInfs[index].bufferSize+(1*sizeof(wxChar)); | |
2375 | pColDataPtrs[index].SqlCtype = SQL_C_WXCHAR; | |
2376 | break; | |
89894079 | 2377 | case DB_DATA_TYPE_INTEGER: |
67e9aaa3 | 2378 | // Can be long or short |
e4e45573 | 2379 | if (pColInfs[index].bufferSize == sizeof(long)) |
89894079 VZ |
2380 | { |
2381 | pColDataPtrs[index].PtrDataObj = new long; | |
2382 | pColDataPtrs[index].SzDataObj = sizeof(long); | |
2383 | pColDataPtrs[index].SqlCtype = SQL_C_SLONG; | |
2384 | } | |
2385 | else | |
2386 | { | |
2387 | pColDataPtrs[index].PtrDataObj = new short; | |
2388 | pColDataPtrs[index].SzDataObj = sizeof(short); | |
2389 | pColDataPtrs[index].SqlCtype = SQL_C_SSHORT; | |
2390 | } | |
2391 | break; | |
89894079 | 2392 | case DB_DATA_TYPE_FLOAT: |
89894079 | 2393 | // Can be float or double |
e4e45573 | 2394 | if (pColInfs[index].bufferSize == sizeof(float)) |
89894079 VZ |
2395 | { |
2396 | pColDataPtrs[index].PtrDataObj = new float; | |
2397 | pColDataPtrs[index].SzDataObj = sizeof(float); | |
2398 | pColDataPtrs[index].SqlCtype = SQL_C_FLOAT; | |
2399 | } | |
2400 | else | |
2401 | { | |
2402 | pColDataPtrs[index].PtrDataObj = new double; | |
2403 | pColDataPtrs[index].SzDataObj = sizeof(double); | |
2404 | pColDataPtrs[index].SqlCtype = SQL_C_DOUBLE; | |
da38429d | 2405 | } |
89894079 | 2406 | break; |
89894079 | 2407 | case DB_DATA_TYPE_DATE: |
89894079 VZ |
2408 | pColDataPtrs[index].PtrDataObj = new TIMESTAMP_STRUCT; |
2409 | pColDataPtrs[index].SzDataObj = sizeof(TIMESTAMP_STRUCT); | |
2410 | pColDataPtrs[index].SqlCtype = SQL_C_TIMESTAMP; | |
2411 | break; | |
bf5423ea | 2412 | case DB_DATA_TYPE_BLOB: |
da38429d | 2413 | wxFAIL_MSG(wxT("This form of ::SetColDefs() cannot be used with BLOB columns")); |
bf5423ea GT |
2414 | pColDataPtrs[index].PtrDataObj = /*BLOB ADDITION NEEDED*/NULL; |
2415 | pColDataPtrs[index].SzDataObj = /*BLOB ADDITION NEEDED*/sizeof(void *); | |
2416 | pColDataPtrs[index].SqlCtype = SQL_VARBINARY; | |
2417 | break; | |
2418 | } | |
2419 | if (pColDataPtrs[index].PtrDataObj != NULL) | |
2420 | SetColDefs (index,pColInfs[index].colName,pColInfs[index].dbDataType, pColDataPtrs[index].PtrDataObj, pColDataPtrs[index].SqlCtype, pColDataPtrs[index].SzDataObj); | |
2421 | else | |
2422 | { | |
da38429d | 2423 | // Unable to build all the column definitions, as either one of |
bf5423ea GT |
2424 | // the calls to "new" failed above, or there was a BLOB field |
2425 | // to have a column definition for. If BLOBs are to be used, | |
2426 | // the other form of ::SetColDefs() must be used, as it is impossible | |
2427 | // to know the maximum size to create the PtrDataObj to be. | |
2428 | delete [] pColDataPtrs; | |
2429 | return NULL; | |
89894079 | 2430 | } |
89894079 VZ |
2431 | } |
2432 | } | |
3ca6a5f0 | 2433 | |
89894079 | 2434 | return (pColDataPtrs); |
3ca6a5f0 | 2435 | |
e93a3a18 | 2436 | } // wxDbTable::SetColDefs() |
67e9aaa3 GT |
2437 | |
2438 | ||
f6bcfd97 BP |
2439 | /********** wxDbTable::SetCursor() **********/ |
2440 | void wxDbTable::SetCursor(HSTMT *hstmtActivate) | |
108106cf | 2441 | { |
f6bcfd97 | 2442 | if (hstmtActivate == wxDB_DEFAULT_CURSOR) |
89894079 VZ |
2443 | hstmt = *hstmtDefault; |
2444 | else | |
2445 | hstmt = *hstmtActivate; | |
108106cf | 2446 | |
f6bcfd97 | 2447 | } // wxDbTable::SetCursor() |
108106cf | 2448 | |
67e9aaa3 | 2449 | |
4fdae997 GT |
2450 | /********** wxDbTable::Count(const wxString &) **********/ |
2451 | ULONG wxDbTable::Count(const wxString &args) | |
108106cf | 2452 | { |
3ca6a5f0 | 2453 | ULONG count; |
1e92909e | 2454 | wxString sqlStmt; |
e716b9be | 2455 | SQLLEN cb; |
89894079 VZ |
2456 | |
2457 | // Build a "SELECT COUNT(*) FROM queryTableName [WHERE whereClause]" SQL Statement | |
4fdae997 | 2458 | sqlStmt = wxT("SELECT COUNT("); |
1e92909e | 2459 | sqlStmt += args; |
4fdae997 | 2460 | sqlStmt += wxT(") FROM "); |
243d4b36 GT |
2461 | sqlStmt += pDb->SQLTableName(queryTableName); |
2462 | // sqlStmt += queryTableName; | |
f6bcfd97 | 2463 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2464 | if (from && wxStrlen(from)) |
f6bcfd97 | 2465 | #else |
d23ec02c | 2466 | if (from.length()) |
f6bcfd97 | 2467 | #endif |
1e92909e | 2468 | sqlStmt += from; |
89894079 VZ |
2469 | |
2470 | // Add the where clause if one is provided | |
f6bcfd97 | 2471 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2472 | if (where && wxStrlen(where)) |
f6bcfd97 | 2473 | #else |
d23ec02c | 2474 | if (where.length()) |
f6bcfd97 | 2475 | #endif |
89894079 | 2476 | { |
4fdae997 | 2477 | sqlStmt += wxT(" WHERE "); |
1e92909e | 2478 | sqlStmt += where; |
89894079 VZ |
2479 | } |
2480 | ||
4fdae997 | 2481 | pDb->WriteSqlLog(sqlStmt); |
89894079 VZ |
2482 | |
2483 | // Initialize the Count cursor if it's not already initialized | |
2484 | if (!hstmtCount) | |
2485 | { | |
68379eaf | 2486 | hstmtCount = GetNewCursor(false,false); |
4fdae997 | 2487 | wxASSERT(hstmtCount); |
89894079 VZ |
2488 | if (!hstmtCount) |
2489 | return(0); | |
2490 | } | |
2491 | ||
2492 | // Execute the SQL statement | |
8a39593e | 2493 | if (SQLExecDirect(*hstmtCount, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) |
89894079 VZ |
2494 | { |
2495 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2496 | return(0); | |
2497 | } | |
2498 | ||
2499 | // Fetch the record | |
2500 | if (SQLFetch(*hstmtCount) != SQL_SUCCESS) | |
2501 | { | |
2502 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2503 | return(0); | |
2504 | } | |
2505 | ||
2506 | // Obtain the result | |
6b3f4fb8 | 2507 | if (SQLGetData(*hstmtCount, (UWORD)1, SQL_C_ULONG, &count, sizeof(count), &cb) != SQL_SUCCESS) |
89894079 VZ |
2508 | { |
2509 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2510 | return(0); | |
2511 | } | |
2512 | ||
2513 | // Free the cursor | |
2514 | if (SQLFreeStmt(*hstmtCount, SQL_CLOSE) != SQL_SUCCESS) | |
2515 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2516 | ||
2517 | // Return the record count | |
3ca6a5f0 | 2518 | return(count); |
108106cf | 2519 | |
f6bcfd97 | 2520 | } // wxDbTable::Count() |
108106cf | 2521 | |
67e9aaa3 | 2522 | |
f6bcfd97 BP |
2523 | /********** wxDbTable::Refresh() **********/ |
2524 | bool wxDbTable::Refresh(void) | |
108106cf | 2525 | { |
68379eaf | 2526 | bool result = true; |
89894079 VZ |
2527 | |
2528 | // Switch to the internal cursor so any active cursors are not corrupted | |
2529 | HSTMT currCursor = GetCursor(); | |
2530 | hstmt = hstmtInternal; | |
f6bcfd97 | 2531 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2532 | // Save the where and order by clauses |
8a39593e JS |
2533 | wxChar *saveWhere = where; |
2534 | wxChar *saveOrderBy = orderBy; | |
f6bcfd97 BP |
2535 | #else |
2536 | wxString saveWhere = where; | |
2537 | wxString saveOrderBy = orderBy; | |
2538 | #endif | |
89894079 VZ |
2539 | // Build a where clause to refetch the record with. Try and use the |
2540 | // ROWID if it's available, ow use the key fields. | |
4fdae997 GT |
2541 | wxString whereClause; |
2542 | whereClause.Empty(); | |
2543 | ||
b8032740 | 2544 | if (CanUpdateByROWID()) |
89894079 | 2545 | { |
e716b9be | 2546 | SQLLEN cb; |
e4e45573 | 2547 | wxChar rowid[wxDB_ROWID_LEN+1]; |
89894079 VZ |
2548 | |
2549 | // Get the ROWID value. If not successful retreiving the ROWID, | |
2550 | // simply fall down through the code and build the WHERE clause | |
2551 | // based on the key fields. | |
b8032740 | 2552 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
89894079 | 2553 | { |
243d4b36 GT |
2554 | whereClause += pDb->SQLTableName(queryTableName); |
2555 | // whereClause += queryTableName; | |
4fdae997 GT |
2556 | whereClause += wxT(".ROWID = '"); |
2557 | whereClause += rowid; | |
2558 | whereClause += wxT("'"); | |
89894079 VZ |
2559 | } |
2560 | } | |
2561 | ||
2562 | // If unable to use the ROWID, build a where clause from the keyfields | |
2563 | if (wxStrlen(whereClause) == 0) | |
f6bcfd97 | 2564 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS, queryTableName); |
89894079 VZ |
2565 | |
2566 | // Requery the record | |
2567 | where = whereClause; | |
4fdae997 | 2568 | orderBy.Empty(); |
89894079 | 2569 | if (!Query()) |
68379eaf | 2570 | result = false; |
89894079 VZ |
2571 | |
2572 | if (result && !GetNext()) | |
68379eaf | 2573 | result = false; |
89894079 VZ |
2574 | |
2575 | // Switch back to original cursor | |
2576 | SetCursor(&currCursor); | |
2577 | ||
2578 | // Free the internal cursor | |
2579 | if (SQLFreeStmt(hstmtInternal, SQL_CLOSE) != SQL_SUCCESS) | |
2580 | pDb->DispAllErrors(henv, hdbc, hstmtInternal); | |
2581 | ||
2582 | // Restore the original where and order by clauses | |
1e92909e | 2583 | where = saveWhere; |
89894079 VZ |
2584 | orderBy = saveOrderBy; |
2585 | ||
2586 | return(result); | |
108106cf | 2587 | |
f6bcfd97 | 2588 | } // wxDbTable::Refresh() |
108106cf | 2589 | |
67e9aaa3 | 2590 | |
e938ff5e | 2591 | /********** wxDbTable::SetColNull() **********/ |
b8032740 | 2592 | bool wxDbTable::SetColNull(UWORD colNumber, bool set) |
a2115c88 | 2593 | { |
b8032740 | 2594 | if (colNumber < m_numCols) |
f02d4a64 | 2595 | { |
b8032740 | 2596 | colDefs[colNumber].Null = set; |
f02d4a64 | 2597 | if (set) // Blank out the values in the member variable |
b8032740 | 2598 | ClearMemberVar(colNumber, false); // Must call with false here, or infinite recursion will happen |
e9ed92a2 | 2599 | |
b8032740 | 2600 | setCbValueForColumn(colNumber); |
e9ed92a2 | 2601 | |
68379eaf | 2602 | return true; |
f02d4a64 | 2603 | } |
89894079 | 2604 | else |
68379eaf | 2605 | return false; |
a2115c88 | 2606 | |
4fdae997 | 2607 | } // wxDbTable::SetColNull() |
67e9aaa3 | 2608 | |
a2115c88 | 2609 | |
e938ff5e | 2610 | /********** wxDbTable::SetColNull() **********/ |
4fdae997 | 2611 | bool wxDbTable::SetColNull(const wxString &colName, bool set) |
a2115c88 | 2612 | { |
b8032740 GT |
2613 | int colNumber; |
2614 | for (colNumber = 0; colNumber < m_numCols; colNumber++) | |
89894079 | 2615 | { |
b8032740 | 2616 | if (!wxStricmp(colName, colDefs[colNumber].ColName)) |
89894079 VZ |
2617 | break; |
2618 | } | |
2619 | ||
b8032740 | 2620 | if (colNumber < m_numCols) |
f02d4a64 | 2621 | { |
b8032740 | 2622 | colDefs[colNumber].Null = set; |
f02d4a64 | 2623 | if (set) // Blank out the values in the member variable |
b8032740 | 2624 | ClearMemberVar((UWORD)colNumber,false); // Must call with false here, or infinite recursion will happen |
e9ed92a2 | 2625 | |
b8032740 | 2626 | setCbValueForColumn(colNumber); |
e9ed92a2 | 2627 | |
68379eaf | 2628 | return true; |
f02d4a64 | 2629 | } |
89894079 | 2630 | else |
68379eaf | 2631 | return false; |
a2115c88 | 2632 | |
4fdae997 | 2633 | } // wxDbTable::SetColNull() |
a2115c88 | 2634 | |
67e9aaa3 | 2635 | |
f6bcfd97 BP |
2636 | /********** wxDbTable::GetNewCursor() **********/ |
2637 | HSTMT *wxDbTable::GetNewCursor(bool setCursor, bool bindColumns) | |
a2115c88 | 2638 | { |
89894079 | 2639 | HSTMT *newHSTMT = new HSTMT; |
4fdae997 | 2640 | wxASSERT(newHSTMT); |
89894079 VZ |
2641 | if (!newHSTMT) |
2642 | return(0); | |
2643 | ||
2644 | if (SQLAllocStmt(hdbc, newHSTMT) != SQL_SUCCESS) | |
2645 | { | |
2646 | pDb->DispAllErrors(henv, hdbc); | |
2647 | delete newHSTMT; | |
2648 | return(0); | |
2649 | } | |
2650 | ||
2651 | if (SQLSetStmtOption(*newHSTMT, SQL_CURSOR_TYPE, cursorType) != SQL_SUCCESS) | |
2652 | { | |
2653 | pDb->DispAllErrors(henv, hdbc, *newHSTMT); | |
2654 | delete newHSTMT; | |
2655 | return(0); | |
2656 | } | |
2657 | ||
2658 | if (bindColumns) | |
2659 | { | |
882fc8a9 | 2660 | if (!bindCols(*newHSTMT)) |
89894079 VZ |
2661 | { |
2662 | delete newHSTMT; | |
2663 | return(0); | |
2664 | } | |
2665 | } | |
2666 | ||
2667 | if (setCursor) | |
2668 | SetCursor(newHSTMT); | |
2669 | ||
2670 | return(newHSTMT); | |
2671 | ||
f6bcfd97 | 2672 | } // wxDbTable::GetNewCursor() |
67e9aaa3 | 2673 | |
a2115c88 | 2674 | |
f6bcfd97 BP |
2675 | /********** wxDbTable::DeleteCursor() **********/ |
2676 | bool wxDbTable::DeleteCursor(HSTMT *hstmtDel) | |
a2115c88 | 2677 | { |
68379eaf | 2678 | bool result = true; |
a2115c88 | 2679 | |
89894079 VZ |
2680 | if (!hstmtDel) // Cursor already deleted |
2681 | return(result); | |
a2115c88 | 2682 | |
7d8c3dba GT |
2683 | /* |
2684 | ODBC 3.0 says to use this form | |
2685 | if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS) | |
da38429d | 2686 | |
7d8c3dba | 2687 | */ |
89894079 VZ |
2688 | if (SQLFreeStmt(*hstmtDel, SQL_DROP) != SQL_SUCCESS) |
2689 | { | |
2690 | pDb->DispAllErrors(henv, hdbc); | |
68379eaf | 2691 | result = false; |
89894079 | 2692 | } |
a2115c88 | 2693 | |
89894079 | 2694 | delete hstmtDel; |
a2115c88 | 2695 | |
89894079 | 2696 | return(result); |
a2115c88 | 2697 | |
f6bcfd97 | 2698 | } // wxDbTable::DeleteCursor() |
a2115c88 | 2699 | |
882fc8a9 GT |
2700 | ////////////////////////////////////////////////////////////// |
2701 | // wxDbGrid support functions | |
2702 | ////////////////////////////////////////////////////////////// | |
2703 | ||
2704 | void wxDbTable::SetRowMode(const rowmode_t rowmode) | |
2705 | { | |
2706 | if (!m_hstmtGridQuery) | |
2707 | { | |
68379eaf | 2708 | m_hstmtGridQuery = GetNewCursor(false,false); |
882fc8a9 GT |
2709 | if (!bindCols(*m_hstmtGridQuery)) |
2710 | return; | |
2711 | } | |
2712 | ||
2713 | m_rowmode = rowmode; | |
2714 | switch (m_rowmode) | |
2715 | { | |
2716 | case WX_ROW_MODE_QUERY: | |
2717 | SetCursor(m_hstmtGridQuery); | |
2718 | break; | |
2719 | case WX_ROW_MODE_INDIVIDUAL: | |
2720 | SetCursor(hstmtDefault); | |
2721 | break; | |
2722 | default: | |
e7c9692f | 2723 | wxASSERT(0); |
882fc8a9 GT |
2724 | } |
2725 | } // wxDbTable::SetRowMode() | |
2726 | ||
2727 | ||
b8032740 | 2728 | wxVariant wxDbTable::GetColumn(const int colNumber) const |
882fc8a9 GT |
2729 | { |
2730 | wxVariant val; | |
b8032740 | 2731 | if ((colNumber < m_numCols) && (!IsColNull((UWORD)colNumber))) |
882fc8a9 | 2732 | { |
b8032740 | 2733 | switch (colDefs[colNumber].SqlCtype) |
882fc8a9 | 2734 | { |
81b89785 GT |
2735 | #if wxUSE_UNICODE |
2736 | #if defined(SQL_WCHAR) | |
38ae3a10 | 2737 | case SQL_WCHAR: |
81b89785 GT |
2738 | #endif |
2739 | #if defined(SQL_WVARCHAR) | |
38ae3a10 | 2740 | case SQL_WVARCHAR: |
81b89785 GT |
2741 | #endif |
2742 | #endif | |
882fc8a9 GT |
2743 | case SQL_CHAR: |
2744 | case SQL_VARCHAR: | |
b8032740 | 2745 | val = (wxChar *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2746 | break; |
2747 | case SQL_C_LONG: | |
2748 | case SQL_C_SLONG: | |
b8032740 | 2749 | val = *(long *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2750 | break; |
2751 | case SQL_C_SHORT: | |
2752 | case SQL_C_SSHORT: | |
b8032740 | 2753 | val = (long int )(*(short *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2754 | break; |
2755 | case SQL_C_ULONG: | |
b8032740 | 2756 | val = (long)(*(unsigned long *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2757 | break; |
2758 | case SQL_C_TINYINT: | |
b8032740 | 2759 | val = (long)(*(wxChar *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2760 | break; |
2761 | case SQL_C_UTINYINT: | |
b8032740 | 2762 | val = (long)(*(wxChar *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2763 | break; |
2764 | case SQL_C_USHORT: | |
b8032740 | 2765 | val = (long)(*(UWORD *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2766 | break; |
2767 | case SQL_C_DATE: | |
b8032740 | 2768 | val = (DATE_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2769 | break; |
2770 | case SQL_C_TIME: | |
b8032740 | 2771 | val = (TIME_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2772 | break; |
2773 | case SQL_C_TIMESTAMP: | |
b8032740 | 2774 | val = (TIMESTAMP_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2775 | break; |
2776 | case SQL_C_DOUBLE: | |
b8032740 | 2777 | val = *(double *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2778 | break; |
2779 | default: | |
2780 | assert(0); | |
2781 | } | |
2782 | } | |
2783 | return val; | |
2784 | } // wxDbTable::GetCol() | |
2785 | ||
2786 | ||
b8032740 | 2787 | void wxDbTable::SetColumn(const int colNumber, const wxVariant val) |
882fc8a9 GT |
2788 | { |
2789 | //FIXME: Add proper wxDateTime support to wxVariant.. | |
2790 | wxDateTime dateval; | |
2791 | ||
b8032740 | 2792 | SetColNull((UWORD)colNumber, val.IsNull()); |
882fc8a9 GT |
2793 | |
2794 | if (!val.IsNull()) | |
2795 | { | |
b8032740 GT |
2796 | if ((colDefs[colNumber].SqlCtype == SQL_C_DATE) |
2797 | || (colDefs[colNumber].SqlCtype == SQL_C_TIME) | |
2798 | || (colDefs[colNumber].SqlCtype == SQL_C_TIMESTAMP)) | |
882fc8a9 GT |
2799 | { |
2800 | //Returns null if invalid! | |
2801 | if (!dateval.ParseDate(val.GetString())) | |
b8032740 | 2802 | SetColNull((UWORD)colNumber, true); |
da38429d | 2803 | } |
882fc8a9 | 2804 | |
b8032740 | 2805 | switch (colDefs[colNumber].SqlCtype) |
882fc8a9 | 2806 | { |
81b89785 GT |
2807 | #if wxUSE_UNICODE |
2808 | #if defined(SQL_WCHAR) | |
38ae3a10 | 2809 | case SQL_WCHAR: |
81b89785 GT |
2810 | #endif |
2811 | #if defined(SQL_WVARCHAR) | |
38ae3a10 | 2812 | case SQL_WVARCHAR: |
81b89785 GT |
2813 | #endif |
2814 | #endif | |
882fc8a9 GT |
2815 | case SQL_CHAR: |
2816 | case SQL_VARCHAR: | |
b8032740 | 2817 | csstrncpyt((wxChar *)(colDefs[colNumber].PtrDataObj), |
da38429d | 2818 | val.GetString().c_str(), |
b8032740 | 2819 | colDefs[colNumber].SzDataObj-1); //TODO: glt ??? * sizeof(wxChar) ??? |
882fc8a9 GT |
2820 | break; |
2821 | case SQL_C_LONG: | |
2822 | case SQL_C_SLONG: | |
b8032740 | 2823 | *(long *)(colDefs[colNumber].PtrDataObj) = val; |
882fc8a9 GT |
2824 | break; |
2825 | case SQL_C_SHORT: | |
2826 | case SQL_C_SSHORT: | |
b8032740 | 2827 | *(short *)(colDefs[colNumber].PtrDataObj) = (short)val.GetLong(); |
882fc8a9 GT |
2828 | break; |
2829 | case SQL_C_ULONG: | |
b8032740 | 2830 | *(unsigned long *)(colDefs[colNumber].PtrDataObj) = val.GetLong(); |
882fc8a9 GT |
2831 | break; |
2832 | case SQL_C_TINYINT: | |
b8032740 | 2833 | *(wxChar *)(colDefs[colNumber].PtrDataObj) = val.GetChar(); |
882fc8a9 GT |
2834 | break; |
2835 | case SQL_C_UTINYINT: | |
b8032740 | 2836 | *(wxChar *)(colDefs[colNumber].PtrDataObj) = val.GetChar(); |
882fc8a9 GT |
2837 | break; |
2838 | case SQL_C_USHORT: | |
b8032740 | 2839 | *(unsigned short *)(colDefs[colNumber].PtrDataObj) = (unsigned short)val.GetLong(); |
882fc8a9 GT |
2840 | break; |
2841 | //FIXME: Add proper wxDateTime support to wxVariant.. | |
2842 | case SQL_C_DATE: | |
2843 | { | |
2844 | DATE_STRUCT *dataptr = | |
b8032740 | 2845 | (DATE_STRUCT *)colDefs[colNumber].PtrDataObj; |
da38429d | 2846 | |
39d350d6 WS |
2847 | dataptr->year = (SWORD)dateval.GetYear(); |
2848 | dataptr->month = (UWORD)(dateval.GetMonth()+1); | |
2849 | dataptr->day = (UWORD)dateval.GetDay(); | |
882fc8a9 GT |
2850 | } |
2851 | break; | |
2852 | case SQL_C_TIME: | |
2853 | { | |
2854 | TIME_STRUCT *dataptr = | |
b8032740 | 2855 | (TIME_STRUCT *)colDefs[colNumber].PtrDataObj; |
da38429d | 2856 | |
882fc8a9 GT |
2857 | dataptr->hour = dateval.GetHour(); |
2858 | dataptr->minute = dateval.GetMinute(); | |
2859 | dataptr->second = dateval.GetSecond(); | |
2860 | } | |
2861 | break; | |
2862 | case SQL_C_TIMESTAMP: | |
2863 | { | |
2864 | TIMESTAMP_STRUCT *dataptr = | |
b8032740 | 2865 | (TIMESTAMP_STRUCT *)colDefs[colNumber].PtrDataObj; |
39d350d6 WS |
2866 | dataptr->year = (SWORD)dateval.GetYear(); |
2867 | dataptr->month = (UWORD)(dateval.GetMonth()+1); | |
2868 | dataptr->day = (UWORD)dateval.GetDay(); | |
da38429d | 2869 | |
882fc8a9 GT |
2870 | dataptr->hour = dateval.GetHour(); |
2871 | dataptr->minute = dateval.GetMinute(); | |
2872 | dataptr->second = dateval.GetSecond(); | |
2873 | } | |
2874 | break; | |
2875 | case SQL_C_DOUBLE: | |
b8032740 | 2876 | *(double *)(colDefs[colNumber].PtrDataObj) = val; |
882fc8a9 GT |
2877 | break; |
2878 | default: | |
2879 | assert(0); | |
2880 | } // switch | |
2881 | } // if (!val.IsNull()) | |
2882 | } // wxDbTable::SetCol() | |
2883 | ||
2884 | ||
2885 | GenericKey wxDbTable::GetKey() | |
2886 | { | |
2887 | void *blk; | |
1dee6b39 | 2888 | wxChar *blkptr; |
da38429d | 2889 | |
882fc8a9 | 2890 | blk = malloc(m_keysize); |
1dee6b39 | 2891 | blkptr = (wxChar *) blk; |
da38429d | 2892 | |
882fc8a9 | 2893 | int i; |
b8032740 | 2894 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
2895 | { |
2896 | if (colDefs[i].KeyField) | |
2897 | { | |
2898 | memcpy(blkptr,colDefs[i].PtrDataObj, colDefs[i].SzDataObj); | |
2899 | blkptr += colDefs[i].SzDataObj; | |
2900 | } | |
2901 | } | |
2902 | ||
2903 | GenericKey k = GenericKey(blk, m_keysize); | |
2904 | free(blk); | |
2905 | ||
2906 | return k; | |
2907 | } // wxDbTable::GetKey() | |
2908 | ||
2909 | ||
2910 | void wxDbTable::SetKey(const GenericKey& k) | |
2911 | { | |
1dee6b39 GT |
2912 | void *blk; |
2913 | wxChar *blkptr; | |
da38429d | 2914 | |
882fc8a9 | 2915 | blk = k.GetBlk(); |
1dee6b39 | 2916 | blkptr = (wxChar *)blk; |
882fc8a9 GT |
2917 | |
2918 | int i; | |
b8032740 | 2919 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
2920 | { |
2921 | if (colDefs[i].KeyField) | |
2922 | { | |
254a2129 | 2923 | SetColNull((UWORD)i, false); |
882fc8a9 GT |
2924 | memcpy(colDefs[i].PtrDataObj, blkptr, colDefs[i].SzDataObj); |
2925 | blkptr += colDefs[i].SzDataObj; | |
2926 | } | |
2927 | } | |
2928 | } // wxDbTable::SetKey() | |
2929 | ||
2930 | ||
a2115c88 | 2931 | #endif // wxUSE_ODBC |