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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 | { |
e716b9be | 563 | static SQLLEN cb; |
9d943681 | 564 | |
89894079 | 565 | // Bind each column of the table to a memory address for fetching data |
6b3f4fb8 | 566 | UWORD i; |
b8032740 | 567 | for (i = 0; i < m_numCols; i++) |
3ca6a5f0 | 568 | { |
9d943681 | 569 | cb = colDefs[i].CbValue; |
6b3f4fb8 | 570 | if (SQLBindCol(cursor, (UWORD)(i+1), colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj, |
9d943681 | 571 | colDefs[i].SzDataObj, &cb ) != SQL_SUCCESS) |
3ca6a5f0 | 572 | return (pDb->DispAllErrors(henv, hdbc, cursor)); |
3ca6a5f0 | 573 | } |
89894079 VZ |
574 | |
575 | // Completed successfully | |
68379eaf | 576 | return true; |
6919c53f | 577 | |
f6bcfd97 | 578 | } // wxDbTable::bindCols() |
6919c53f | 579 | |
67e9aaa3 | 580 | |
f6bcfd97 BP |
581 | /********** wxDbTable::getRec() **********/ |
582 | bool wxDbTable::getRec(UWORD fetchType) | |
6919c53f | 583 | { |
89894079 VZ |
584 | RETCODE retcode; |
585 | ||
586 | if (!pDb->FwdOnlyCursors()) | |
587 | { | |
588 | // Fetch the NEXT, PREV, FIRST or LAST record, depending on fetchType | |
e716b9be | 589 | SQLULEN cRowsFetched; |
89894079 VZ |
590 | UWORD rowStatus; |
591 | ||
592 | retcode = SQLExtendedFetch(hstmt, fetchType, 0, &cRowsFetched, &rowStatus); | |
5a226de0 | 593 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
3ca6a5f0 | 594 | { |
89894079 | 595 | if (retcode == SQL_NO_DATA_FOUND) |
68379eaf | 596 | return false; |
89894079 VZ |
597 | else |
598 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); | |
3ca6a5f0 | 599 | } |
f02d4a64 GT |
600 | else |
601 | { | |
602 | // Set the Null member variable to indicate the Null state | |
603 | // of each column just read in. | |
604 | int i; | |
b8032740 | 605 | for (i = 0; i < m_numCols; i++) |
f02d4a64 GT |
606 | colDefs[i].Null = (colDefs[i].CbValue == SQL_NULL_DATA); |
607 | } | |
89894079 VZ |
608 | } |
609 | else | |
610 | { | |
611 | // Fetch the next record from the record set | |
612 | retcode = SQLFetch(hstmt); | |
613 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) | |
614 | { | |
615 | if (retcode == SQL_NO_DATA_FOUND) | |
68379eaf | 616 | return false; |
89894079 VZ |
617 | else |
618 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); | |
619 | } | |
f02d4a64 GT |
620 | else |
621 | { | |
622 | // Set the Null member variable to indicate the Null state | |
623 | // of each column just read in. | |
624 | int i; | |
b8032740 | 625 | for (i = 0; i < m_numCols; i++) |
f02d4a64 GT |
626 | colDefs[i].Null = (colDefs[i].CbValue == SQL_NULL_DATA); |
627 | } | |
89894079 VZ |
628 | } |
629 | ||
630 | // Completed successfully | |
68379eaf | 631 | return true; |
6919c53f | 632 | |
f6bcfd97 | 633 | } // wxDbTable::getRec() |
6919c53f | 634 | |
67e9aaa3 | 635 | |
f6bcfd97 | 636 | /********** wxDbTable::execDelete() **********/ |
4fdae997 | 637 | bool wxDbTable::execDelete(const wxString &pSqlStmt) |
6919c53f | 638 | { |
2beca662 GT |
639 | RETCODE retcode; |
640 | ||
89894079 | 641 | // Execute the DELETE statement |
8a39593e | 642 | retcode = SQLExecDirect(hstmtDelete, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); |
6919c53f | 643 | |
2beca662 GT |
644 | if (retcode == SQL_SUCCESS || |
645 | retcode == SQL_NO_DATA_FOUND || | |
646 | retcode == SQL_SUCCESS_WITH_INFO) | |
647 | { | |
648 | // Record deleted successfully | |
68379eaf | 649 | return true; |
2beca662 GT |
650 | } |
651 | ||
652 | // Problem deleting record | |
653 | return(pDb->DispAllErrors(henv, hdbc, hstmtDelete)); | |
6919c53f | 654 | |
f6bcfd97 | 655 | } // wxDbTable::execDelete() |
6919c53f | 656 | |
67e9aaa3 | 657 | |
f6bcfd97 | 658 | /********** wxDbTable::execUpdate() **********/ |
4fdae997 | 659 | bool wxDbTable::execUpdate(const wxString &pSqlStmt) |
6919c53f | 660 | { |
2beca662 GT |
661 | RETCODE retcode; |
662 | ||
89894079 | 663 | // Execute the UPDATE statement |
8a39593e | 664 | retcode = SQLExecDirect(hstmtUpdate, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); |
6919c53f | 665 | |
2beca662 GT |
666 | if (retcode == SQL_SUCCESS || |
667 | retcode == SQL_NO_DATA_FOUND || | |
668 | retcode == SQL_SUCCESS_WITH_INFO) | |
669 | { | |
670 | // Record updated successfully | |
68379eaf | 671 | return true; |
2beca662 | 672 | } |
5962bdb8 JS |
673 | else if (retcode == SQL_NEED_DATA) |
674 | { | |
675 | PTR pParmID; | |
8a39593e JS |
676 | retcode = SQLParamData(hstmtUpdate, &pParmID); |
677 | while (retcode == SQL_NEED_DATA) | |
5962bdb8 JS |
678 | { |
679 | // Find the parameter | |
680 | int i; | |
b8032740 | 681 | for (i=0; i < m_numCols; i++) |
5962bdb8 JS |
682 | { |
683 | if (colDefs[i].PtrDataObj == pParmID) | |
684 | { | |
685 | // We found it. Store the parameter. | |
686 | retcode = SQLPutData(hstmtUpdate, pParmID, colDefs[i].SzDataObj); | |
687 | if (retcode != SQL_SUCCESS) | |
688 | { | |
689 | pDb->DispNextError(); | |
690 | return pDb->DispAllErrors(henv, hdbc, hstmtUpdate); | |
691 | } | |
692 | break; | |
693 | } | |
694 | } | |
c9b6d796 | 695 | retcode = SQLParamData(hstmtUpdate, &pParmID); |
5962bdb8 JS |
696 | } |
697 | if (retcode == SQL_SUCCESS || | |
698 | retcode == SQL_NO_DATA_FOUND || | |
699 | retcode == SQL_SUCCESS_WITH_INFO) | |
700 | { | |
701 | // Record updated successfully | |
68379eaf | 702 | return true; |
5962bdb8 JS |
703 | } |
704 | } | |
2beca662 GT |
705 | |
706 | // Problem updating record | |
707 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
6919c53f | 708 | |
f6bcfd97 | 709 | } // wxDbTable::execUpdate() |
6919c53f | 710 | |
67e9aaa3 | 711 | |
f6bcfd97 | 712 | /********** wxDbTable::query() **********/ |
4fdae997 | 713 | bool wxDbTable::query(int queryType, bool forUpdate, bool distinct, const wxString &pSqlStmt) |
6919c53f | 714 | { |
4fdae997 | 715 | wxString sqlStmt; |
6919c53f | 716 | |
89894079 VZ |
717 | if (forUpdate) |
718 | // The user may wish to select for update, but the DBMS may not be capable | |
719 | selectForUpdate = CanSelectForUpdate(); | |
720 | else | |
68379eaf | 721 | selectForUpdate = false; |
6919c53f | 722 | |
89894079 VZ |
723 | // Set the SQL SELECT string |
724 | if (queryType != DB_SELECT_STATEMENT) // A select statement was not passed in, | |
3ca6a5f0 | 725 | { // so generate a select statement. |
f6bcfd97 | 726 | BuildSelectStmt(sqlStmt, queryType, distinct); |
89894079 | 727 | pDb->WriteSqlLog(sqlStmt); |
3ca6a5f0 | 728 | } |
e93a3a18 | 729 | |
89894079 | 730 | // Make sure the cursor is closed first |
e93a3a18 | 731 | if (!CloseCursor(hstmt)) |
68379eaf | 732 | return false; |
6919c53f | 733 | |
89894079 | 734 | // Execute the SQL SELECT statement |
da38429d | 735 | int retcode; |
8a39593e | 736 | retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt.c_str() : sqlStmt.c_str()), SQL_NTS); |
89894079 | 737 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
3ca6a5f0 | 738 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); |
6919c53f | 739 | |
89894079 | 740 | // Completed successfully |
68379eaf | 741 | return true; |
6919c53f | 742 | |
f6bcfd97 | 743 | } // wxDbTable::query() |
6919c53f GT |
744 | |
745 | ||
67e9aaa3 GT |
746 | /***************************** PUBLIC FUNCTIONS *****************************/ |
747 | ||
6919c53f | 748 | |
f6bcfd97 | 749 | /********** wxDbTable::Open() **********/ |
1454d4e6 | 750 | bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists) |
108106cf | 751 | { |
89894079 | 752 | if (!pDb) |
68379eaf | 753 | return false; |
3ca6a5f0 | 754 | |
89894079 | 755 | int i; |
1e92909e | 756 | wxString sqlStmt; |
f02d4a64 | 757 | wxString s; |
882fc8a9 GT |
758 | |
759 | // Calculate the maximum size of the concatenated | |
760 | // keys for use with wxDbGrid | |
761 | m_keysize = 0; | |
b8032740 | 762 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
763 | { |
764 | if (colDefs[i].KeyField) | |
765 | { | |
882fc8a9 GT |
766 | m_keysize += colDefs[i].SzDataObj; |
767 | } | |
768 | } | |
89894079 | 769 | |
4fdae997 | 770 | s.Empty(); |
38ae3a10 GT |
771 | |
772 | bool exists = true; | |
773 | if (checkTableExists) | |
774 | { | |
775 | if (pDb->Dbms() == dbmsPOSTGRES) | |
776 | exists = pDb->TableExists(tableName, NULL, tablePath); | |
777 | else | |
778 | exists = pDb->TableExists(tableName, pDb->GetUsername(), tablePath); | |
779 | } | |
780 | ||
89894079 | 781 | // Verify that the table exists in the database |
38ae3a10 | 782 | if (!exists) |
89894079 | 783 | { |
4fdae997 GT |
784 | s = wxT("Table/view does not exist in the database"); |
785 | if ( *(pDb->dbInf.accessibleTables) == wxT('Y')) | |
786 | s += wxT(", or you have no permissions.\n"); | |
e16143f6 | 787 | else |
4fdae997 | 788 | s += wxT(".\n"); |
f02d4a64 GT |
789 | } |
790 | else if (checkPrivileges) | |
791 | { | |
792 | // Verify the user has rights to access the table. | |
d8d26772 WS |
793 | bool hasPrivs wxDUMMY_INITIALIZE(true); |
794 | ||
38ae3a10 GT |
795 | if (pDb->Dbms() == dbmsPOSTGRES) |
796 | hasPrivs = pDb->TablePrivileges(tableName, wxT("SELECT"), pDb->GetUsername(), NULL, tablePath); | |
797 | else | |
798 | hasPrivs = pDb->TablePrivileges(tableName, wxT("SELECT"), pDb->GetUsername(), pDb->GetUsername(), tablePath); | |
799 | ||
800 | if (!hasPrivs) | |
e4e45573 | 801 | s = wxT("Connecting user does not have sufficient privileges to access this table.\n"); |
f02d4a64 GT |
802 | } |
803 | ||
d8d26772 | 804 | if (!s.empty()) |
f02d4a64 GT |
805 | { |
806 | wxString p; | |
807 | ||
d8d26772 | 808 | if (!tablePath.empty()) |
7d8c3dba | 809 | p.Printf(wxT("Error opening '%s/%s'.\n"),tablePath.c_str(),tableName.c_str()); |
e16143f6 | 810 | else |
7d8c3dba | 811 | p.Printf(wxT("Error opening '%s'.\n"), tableName.c_str()); |
f02d4a64 GT |
812 | |
813 | p += s; | |
814 | pDb->LogError(p.GetData()); | |
815 | ||
68379eaf | 816 | return false; |
89894079 VZ |
817 | } |
818 | ||
819 | // Bind the member variables for field exchange between | |
f6bcfd97 | 820 | // the wxDbTable object and the ODBC record. |
89894079 VZ |
821 | if (!queryOnly) |
822 | { | |
823 | if (!bindInsertParams()) // Inserts | |
68379eaf | 824 | return false; |
da38429d | 825 | |
89894079 | 826 | if (!bindUpdateParams()) // Updates |
68379eaf | 827 | return false; |
89894079 | 828 | } |
3ca6a5f0 | 829 | |
89894079 | 830 | if (!bindCols(*hstmtDefault)) // Selects |
68379eaf | 831 | return false; |
da38429d | 832 | |
89894079 | 833 | if (!bindCols(hstmtInternal)) // Internal use only |
68379eaf | 834 | return false; |
f02d4a64 GT |
835 | |
836 | /* | |
89894079 VZ |
837 | * Do NOT bind the hstmtCount cursor!!! |
838 | */ | |
839 | ||
840 | // Build an insert statement using parameter markers | |
b8032740 | 841 | if (!queryOnly && m_numCols > 0) |
89894079 | 842 | { |
68379eaf | 843 | bool needComma = false; |
1d6f2348 VZ |
844 | sqlStmt.Printf(wxT("INSERT INTO %s ("), |
845 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
b8032740 | 846 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
847 | { |
848 | if (! colDefs[i].InsertAllowed) | |
849 | continue; | |
850 | if (needComma) | |
4fdae997 | 851 | sqlStmt += wxT(","); |
243d4b36 | 852 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
68379eaf | 853 | needComma = true; |
89894079 | 854 | } |
68379eaf | 855 | needComma = false; |
4fdae997 | 856 | sqlStmt += wxT(") VALUES ("); |
f6bcfd97 | 857 | |
3ca6a5f0 | 858 | int insertableCount = 0; |
f6bcfd97 | 859 | |
b8032740 | 860 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
861 | { |
862 | if (! colDefs[i].InsertAllowed) | |
863 | continue; | |
864 | if (needComma) | |
4fdae997 GT |
865 | sqlStmt += wxT(","); |
866 | sqlStmt += wxT("?"); | |
68379eaf | 867 | needComma = true; |
3ca6a5f0 | 868 | insertableCount++; |
89894079 | 869 | } |
4fdae997 | 870 | sqlStmt += wxT(")"); |
da38429d | 871 | |
89894079 | 872 | // Prepare the insert statement for execution |
da38429d | 873 | if (insertableCount) |
3ca6a5f0 | 874 | { |
8a39593e | 875 | if (SQLPrepare(hstmtInsert, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) |
f6bcfd97 BP |
876 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); |
877 | } | |
da38429d | 878 | else |
68379eaf | 879 | insertable = false; |
89894079 | 880 | } |
da38429d | 881 | |
89894079 | 882 | // Completed successfully |
68379eaf | 883 | return true; |
108106cf | 884 | |
f6bcfd97 | 885 | } // wxDbTable::Open() |
108106cf | 886 | |
67e9aaa3 | 887 | |
f6bcfd97 BP |
888 | /********** wxDbTable::Query() **********/ |
889 | bool wxDbTable::Query(bool forUpdate, bool distinct) | |
108106cf JS |
890 | { |
891 | ||
89894079 | 892 | return(query(DB_SELECT_WHERE, forUpdate, distinct)); |
108106cf | 893 | |
f6bcfd97 | 894 | } // wxDbTable::Query() |
108106cf | 895 | |
67e9aaa3 | 896 | |
f6bcfd97 | 897 | /********** wxDbTable::QueryBySqlStmt() **********/ |
4fdae997 | 898 | bool wxDbTable::QueryBySqlStmt(const wxString &pSqlStmt) |
108106cf | 899 | { |
89894079 | 900 | pDb->WriteSqlLog(pSqlStmt); |
108106cf | 901 | |
68379eaf | 902 | return(query(DB_SELECT_STATEMENT, false, false, pSqlStmt)); |
108106cf | 903 | |
f6bcfd97 | 904 | } // wxDbTable::QueryBySqlStmt() |
108106cf | 905 | |
67e9aaa3 | 906 | |
f6bcfd97 BP |
907 | /********** wxDbTable::QueryMatching() **********/ |
908 | bool wxDbTable::QueryMatching(bool forUpdate, bool distinct) | |
108106cf JS |
909 | { |
910 | ||
89894079 | 911 | return(query(DB_SELECT_MATCHING, forUpdate, distinct)); |
108106cf | 912 | |
f6bcfd97 | 913 | } // wxDbTable::QueryMatching() |
108106cf | 914 | |
67e9aaa3 | 915 | |
f6bcfd97 BP |
916 | /********** wxDbTable::QueryOnKeyFields() **********/ |
917 | bool wxDbTable::QueryOnKeyFields(bool forUpdate, bool distinct) | |
108106cf JS |
918 | { |
919 | ||
89894079 | 920 | return(query(DB_SELECT_KEYFIELDS, forUpdate, distinct)); |
108106cf | 921 | |
f6bcfd97 | 922 | } // wxDbTable::QueryOnKeyFields() |
108106cf | 923 | |
67e9aaa3 | 924 | |
f6bcfd97 BP |
925 | /********** wxDbTable::GetPrev() **********/ |
926 | bool wxDbTable::GetPrev(void) | |
a3439c7d | 927 | { |
89894079 VZ |
928 | if (pDb->FwdOnlyCursors()) |
929 | { | |
f6bcfd97 | 930 | wxFAIL_MSG(wxT("GetPrev()::Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 931 | return false; |
89894079 VZ |
932 | } |
933 | else | |
934 | return(getRec(SQL_FETCH_PRIOR)); | |
3ca6a5f0 | 935 | |
f6bcfd97 | 936 | } // wxDbTable::GetPrev() |
a3439c7d | 937 | |
67e9aaa3 | 938 | |
f6bcfd97 BP |
939 | /********** wxDbTable::operator-- **********/ |
940 | bool wxDbTable::operator--(int) | |
a3439c7d | 941 | { |
89894079 VZ |
942 | if (pDb->FwdOnlyCursors()) |
943 | { | |
f6bcfd97 | 944 | wxFAIL_MSG(wxT("operator--:Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 945 | return false; |
89894079 VZ |
946 | } |
947 | else | |
948 | return(getRec(SQL_FETCH_PRIOR)); | |
3ca6a5f0 | 949 | |
f6bcfd97 | 950 | } // wxDbTable::operator-- |
a3439c7d | 951 | |
67e9aaa3 | 952 | |
f6bcfd97 BP |
953 | /********** wxDbTable::GetFirst() **********/ |
954 | bool wxDbTable::GetFirst(void) | |
a3439c7d | 955 | { |
89894079 VZ |
956 | if (pDb->FwdOnlyCursors()) |
957 | { | |
f6bcfd97 | 958 | wxFAIL_MSG(wxT("GetFirst():Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 959 | return false; |
89894079 VZ |
960 | } |
961 | else | |
962 | return(getRec(SQL_FETCH_FIRST)); | |
3ca6a5f0 | 963 | |
f6bcfd97 | 964 | } // wxDbTable::GetFirst() |
a3439c7d | 965 | |
67e9aaa3 | 966 | |
f6bcfd97 BP |
967 | /********** wxDbTable::GetLast() **********/ |
968 | bool wxDbTable::GetLast(void) | |
a3439c7d | 969 | { |
89894079 VZ |
970 | if (pDb->FwdOnlyCursors()) |
971 | { | |
f6bcfd97 | 972 | wxFAIL_MSG(wxT("GetLast()::Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 973 | return false; |
89894079 | 974 | } |
da38429d | 975 | else |
89894079 | 976 | return(getRec(SQL_FETCH_LAST)); |
3ca6a5f0 | 977 | |
f6bcfd97 | 978 | } // wxDbTable::GetLast() |
a3439c7d | 979 | |
67e9aaa3 | 980 | |
4fdae997 GT |
981 | /********** wxDbTable::BuildDeleteStmt() **********/ |
982 | void wxDbTable::BuildDeleteStmt(wxString &pSqlStmt, int typeOfDel, const wxString &pWhereClause) | |
108106cf | 983 | { |
4fdae997 GT |
984 | wxASSERT(!queryOnly); |
985 | if (queryOnly) | |
986 | return; | |
987 | ||
988 | wxString whereClause; | |
89894079 | 989 | |
4fdae997 GT |
990 | whereClause.Empty(); |
991 | ||
992 | // Handle the case of DeleteWhere() and the where clause is blank. It should | |
993 | // delete all records from the database in this case. | |
d23ec02c | 994 | if (typeOfDel == DB_DEL_WHERE && (pWhereClause.length() == 0)) |
4fdae997 | 995 | { |
1d6f2348 VZ |
996 | pSqlStmt.Printf(wxT("DELETE FROM %s"), |
997 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
4fdae997 GT |
998 | return; |
999 | } | |
1000 | ||
1d6f2348 VZ |
1001 | pSqlStmt.Printf(wxT("DELETE FROM %s WHERE "), |
1002 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
4fdae997 GT |
1003 | |
1004 | // Append the WHERE clause to the SQL DELETE statement | |
1005 | switch(typeOfDel) | |
1006 | { | |
1007 | case DB_DEL_KEYFIELDS: | |
1008 | // If the datasource supports the ROWID column, build | |
1009 | // the where on ROWID for efficiency purposes. | |
1010 | // e.g. DELETE FROM PARTS WHERE ROWID = '111.222.333' | |
b8032740 | 1011 | if (CanUpdateByROWID()) |
4fdae997 | 1012 | { |
e716b9be | 1013 | SQLLEN cb; |
4fdae997 GT |
1014 | wxChar rowid[wxDB_ROWID_LEN+1]; |
1015 | ||
1016 | // Get the ROWID value. If not successful retreiving the ROWID, | |
1017 | // simply fall down through the code and build the WHERE clause | |
1018 | // based on the key fields. | |
b8032740 | 1019 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
4fdae997 GT |
1020 | { |
1021 | pSqlStmt += wxT("ROWID = '"); | |
1022 | pSqlStmt += rowid; | |
1023 | pSqlStmt += wxT("'"); | |
1024 | break; | |
1025 | } | |
1026 | } | |
1027 | // Unable to delete by ROWID, so build a WHERE | |
1028 | // clause based on the keyfields. | |
1029 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
1030 | pSqlStmt += whereClause; | |
1031 | break; | |
1032 | case DB_DEL_WHERE: | |
1033 | pSqlStmt += pWhereClause; | |
1034 | break; | |
1035 | case DB_DEL_MATCHING: | |
1036 | BuildWhereClause(whereClause, DB_WHERE_MATCHING); | |
1037 | pSqlStmt += whereClause; | |
1038 | break; | |
1039 | } | |
1040 | ||
1041 | } // BuildDeleteStmt() | |
1042 | ||
1043 | ||
1044 | /***** DEPRECATED: use wxDbTable::BuildDeleteStmt(wxString &....) form *****/ | |
1045 | void wxDbTable::BuildDeleteStmt(wxChar *pSqlStmt, int typeOfDel, const wxString &pWhereClause) | |
1046 | { | |
1047 | wxString tempSqlStmt; | |
1048 | BuildDeleteStmt(tempSqlStmt, typeOfDel, pWhereClause); | |
1049 | wxStrcpy(pSqlStmt, tempSqlStmt); | |
1050 | } // wxDbTable::BuildDeleteStmt() | |
1051 | ||
1052 | ||
1053 | /********** wxDbTable::BuildSelectStmt() **********/ | |
1054 | void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool distinct) | |
1055 | { | |
1056 | wxString whereClause; | |
1057 | whereClause.Empty(); | |
89894079 VZ |
1058 | |
1059 | // Build a select statement to query the database | |
4fdae997 | 1060 | pSqlStmt = wxT("SELECT "); |
89894079 VZ |
1061 | |
1062 | // SELECT DISTINCT values only? | |
1063 | if (distinct) | |
4fdae997 | 1064 | pSqlStmt += wxT("DISTINCT "); |
89894079 VZ |
1065 | |
1066 | // Was a FROM clause specified to join tables to the base table? | |
1067 | // Available for ::Query() only!!! | |
68379eaf | 1068 | bool appendFromClause = false; |
f6bcfd97 | 1069 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 1070 | if (typeOfSelect == DB_SELECT_WHERE && from && wxStrlen(from)) |
68379eaf | 1071 | appendFromClause = true; |
f6bcfd97 | 1072 | #else |
d23ec02c | 1073 | if (typeOfSelect == DB_SELECT_WHERE && from.length()) |
68379eaf | 1074 | appendFromClause = true; |
f6bcfd97 | 1075 | #endif |
89894079 VZ |
1076 | |
1077 | // Add the column list | |
1078 | int i; | |
52410d54 | 1079 | wxString tStr; |
b8032740 | 1080 | for (i = 0; i < m_numCols; i++) |
89894079 | 1081 | { |
52410d54 | 1082 | tStr = colDefs[i].ColName; |
89894079 | 1083 | // If joining tables, the base table column names must be qualified to avoid ambiguity |
d23a4aa7 | 1084 | if ((appendFromClause || pDb->Dbms() == dbmsACCESS) && tStr.Find(wxT('.')) == wxNOT_FOUND) |
89894079 | 1085 | { |
243d4b36 | 1086 | pSqlStmt += pDb->SQLTableName(queryTableName.c_str()); |
4fdae997 | 1087 | pSqlStmt += wxT("."); |
89894079 | 1088 | } |
243d4b36 | 1089 | pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
b8032740 | 1090 | if (i + 1 < m_numCols) |
4fdae997 | 1091 | pSqlStmt += wxT(","); |
89894079 VZ |
1092 | } |
1093 | ||
1094 | // If the datasource supports ROWID, get this column as well. Exception: Don't retrieve | |
1095 | // the ROWID if querying distinct records. The rowid will always be unique. | |
b8032740 | 1096 | if (!distinct && CanUpdateByROWID()) |
89894079 VZ |
1097 | { |
1098 | // If joining tables, the base table column names must be qualified to avoid ambiguity | |
2beca662 | 1099 | if (appendFromClause || pDb->Dbms() == dbmsACCESS) |
89894079 | 1100 | { |
4fdae997 | 1101 | pSqlStmt += wxT(","); |
243d4b36 | 1102 | pSqlStmt += pDb->SQLTableName(queryTableName); |
4fdae997 | 1103 | pSqlStmt += wxT(".ROWID"); |
89894079 VZ |
1104 | } |
1105 | else | |
4fdae997 | 1106 | pSqlStmt += wxT(",ROWID"); |
89894079 VZ |
1107 | } |
1108 | ||
1109 | // Append the FROM tablename portion | |
4fdae997 | 1110 | pSqlStmt += wxT(" FROM "); |
243d4b36 GT |
1111 | pSqlStmt += pDb->SQLTableName(queryTableName); |
1112 | // pSqlStmt += queryTableName; | |
89894079 VZ |
1113 | |
1114 | // Sybase uses the HOLDLOCK keyword to lock a record during query. | |
1115 | // The HOLDLOCK keyword follows the table name in the from clause. | |
1116 | // Each table in the from clause must specify HOLDLOCK or | |
1117 | // NOHOLDLOCK (the default). Note: The "FOR UPDATE" clause | |
1118 | // is parsed but ignored in SYBASE Transact-SQL. | |
1119 | if (selectForUpdate && (pDb->Dbms() == dbmsSYBASE_ASA || pDb->Dbms() == dbmsSYBASE_ASE)) | |
4fdae997 | 1120 | pSqlStmt += wxT(" HOLDLOCK"); |
89894079 VZ |
1121 | |
1122 | if (appendFromClause) | |
4fdae997 | 1123 | pSqlStmt += from; |
89894079 VZ |
1124 | |
1125 | // Append the WHERE clause. Either append the where clause for the class | |
1126 | // or build a where clause. The typeOfSelect determines this. | |
1127 | switch(typeOfSelect) | |
1128 | { | |
3ca6a5f0 | 1129 | case DB_SELECT_WHERE: |
f6bcfd97 | 1130 | #if wxODBC_BACKWARD_COMPATABILITY |
3ca6a5f0 | 1131 | if (where && wxStrlen(where)) // May not want a where clause!!! |
f6bcfd97 | 1132 | #else |
d23ec02c | 1133 | if (where.length()) // May not want a where clause!!! |
f6bcfd97 | 1134 | #endif |
3ca6a5f0 | 1135 | { |
4fdae997 GT |
1136 | pSqlStmt += wxT(" WHERE "); |
1137 | pSqlStmt += where; | |
3ca6a5f0 BP |
1138 | } |
1139 | break; | |
1140 | case DB_SELECT_KEYFIELDS: | |
1141 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
d23ec02c | 1142 | if (whereClause.length()) |
3ca6a5f0 | 1143 | { |
4fdae997 GT |
1144 | pSqlStmt += wxT(" WHERE "); |
1145 | pSqlStmt += whereClause; | |
3ca6a5f0 BP |
1146 | } |
1147 | break; | |
1148 | case DB_SELECT_MATCHING: | |
1149 | BuildWhereClause(whereClause, DB_WHERE_MATCHING); | |
d23ec02c | 1150 | if (whereClause.length()) |
3ca6a5f0 | 1151 | { |
4fdae997 GT |
1152 | pSqlStmt += wxT(" WHERE "); |
1153 | pSqlStmt += whereClause; | |
3ca6a5f0 BP |
1154 | } |
1155 | break; | |
89894079 VZ |
1156 | } |
1157 | ||
1158 | // Append the ORDER BY clause | |
f6bcfd97 | 1159 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 1160 | if (orderBy && wxStrlen(orderBy)) |
f6bcfd97 | 1161 | #else |
d23ec02c | 1162 | if (orderBy.length()) |
f6bcfd97 | 1163 | #endif |
89894079 | 1164 | { |
4fdae997 GT |
1165 | pSqlStmt += wxT(" ORDER BY "); |
1166 | pSqlStmt += orderBy; | |
89894079 VZ |
1167 | } |
1168 | ||
1169 | // SELECT FOR UPDATE if told to do so and the datasource is capable. Sybase | |
1170 | // parses the FOR UPDATE clause but ignores it. See the comment above on the | |
1171 | // HOLDLOCK for Sybase. | |
1172 | if (selectForUpdate && CanSelectForUpdate()) | |
4fdae997 GT |
1173 | pSqlStmt += wxT(" FOR UPDATE"); |
1174 | ||
1175 | } // wxDbTable::BuildSelectStmt() | |
1176 | ||
108106cf | 1177 | |
4fdae997 GT |
1178 | /***** DEPRECATED: use wxDbTable::BuildSelectStmt(wxString &....) form *****/ |
1179 | void wxDbTable::BuildSelectStmt(wxChar *pSqlStmt, int typeOfSelect, bool distinct) | |
1180 | { | |
1181 | wxString tempSqlStmt; | |
1182 | BuildSelectStmt(tempSqlStmt, typeOfSelect, distinct); | |
1183 | wxStrcpy(pSqlStmt, tempSqlStmt); | |
f6bcfd97 | 1184 | } // wxDbTable::BuildSelectStmt() |
108106cf | 1185 | |
67e9aaa3 | 1186 | |
4fdae997 | 1187 | /********** wxDbTable::BuildUpdateStmt() **********/ |
549c8cc2 | 1188 | void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpdate, const wxString &pWhereClause) |
4fdae997 GT |
1189 | { |
1190 | wxASSERT(!queryOnly); | |
1191 | if (queryOnly) | |
1192 | return; | |
1193 | ||
1194 | wxString whereClause; | |
1195 | whereClause.Empty(); | |
1196 | ||
68379eaf | 1197 | bool firstColumn = true; |
4fdae997 | 1198 | |
1d6f2348 | 1199 | pSqlStmt.Printf(wxT("UPDATE %s SET "), |
bb064193 | 1200 | pDb->SQLTableName(tableName.c_str()).c_str()); |
4fdae997 GT |
1201 | |
1202 | // Append a list of columns to be updated | |
1203 | int i; | |
b8032740 | 1204 | for (i = 0; i < m_numCols; i++) |
4fdae997 GT |
1205 | { |
1206 | // Only append Updateable columns | |
1207 | if (colDefs[i].Updateable) | |
1208 | { | |
9082f1a9 | 1209 | if (!firstColumn) |
4fdae997 GT |
1210 | pSqlStmt += wxT(","); |
1211 | else | |
68379eaf | 1212 | firstColumn = false; |
243d4b36 GT |
1213 | |
1214 | pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName); | |
1215 | // pSqlStmt += colDefs[i].ColName; | |
4fdae997 GT |
1216 | pSqlStmt += wxT(" = ?"); |
1217 | } | |
1218 | } | |
1219 | ||
1220 | // Append the WHERE clause to the SQL UPDATE statement | |
1221 | pSqlStmt += wxT(" WHERE "); | |
549c8cc2 | 1222 | switch(typeOfUpdate) |
4fdae997 GT |
1223 | { |
1224 | case DB_UPD_KEYFIELDS: | |
1225 | // If the datasource supports the ROWID column, build | |
1226 | // the where on ROWID for efficiency purposes. | |
1227 | // e.g. UPDATE PARTS SET Col1 = ?, Col2 = ? WHERE ROWID = '111.222.333' | |
b8032740 | 1228 | if (CanUpdateByROWID()) |
4fdae997 | 1229 | { |
e716b9be | 1230 | SQLLEN cb; |
4fdae997 GT |
1231 | wxChar rowid[wxDB_ROWID_LEN+1]; |
1232 | ||
1233 | // Get the ROWID value. If not successful retreiving the ROWID, | |
1234 | // simply fall down through the code and build the WHERE clause | |
1235 | // based on the key fields. | |
b8032740 | 1236 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
4fdae997 GT |
1237 | { |
1238 | pSqlStmt += wxT("ROWID = '"); | |
1239 | pSqlStmt += rowid; | |
1240 | pSqlStmt += wxT("'"); | |
1241 | break; | |
1242 | } | |
1243 | } | |
1244 | // Unable to delete by ROWID, so build a WHERE | |
1245 | // clause based on the keyfields. | |
1246 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
1247 | pSqlStmt += whereClause; | |
1248 | break; | |
1249 | case DB_UPD_WHERE: | |
1250 | pSqlStmt += pWhereClause; | |
1251 | break; | |
1252 | } | |
1253 | } // BuildUpdateStmt() | |
1254 | ||
1255 | ||
1256 | /***** DEPRECATED: use wxDbTable::BuildUpdateStmt(wxString &....) form *****/ | |
549c8cc2 | 1257 | void wxDbTable::BuildUpdateStmt(wxChar *pSqlStmt, int typeOfUpdate, const wxString &pWhereClause) |
4fdae997 GT |
1258 | { |
1259 | wxString tempSqlStmt; | |
549c8cc2 | 1260 | BuildUpdateStmt(tempSqlStmt, typeOfUpdate, pWhereClause); |
4fdae997 GT |
1261 | wxStrcpy(pSqlStmt, tempSqlStmt); |
1262 | } // BuildUpdateStmt() | |
1263 | ||
1264 | ||
1265 | /********** wxDbTable::BuildWhereClause() **********/ | |
1266 | void wxDbTable::BuildWhereClause(wxString &pWhereClause, int typeOfWhere, | |
1267 | const wxString &qualTableName, bool useLikeComparison) | |
1268 | /* | |
1269 | * Note: BuildWhereClause() currently ignores timestamp columns. | |
1270 | * They are not included as part of the where clause. | |
1271 | */ | |
1272 | { | |
68379eaf | 1273 | bool moreThanOneColumn = false; |
4fdae997 GT |
1274 | wxString colValue; |
1275 | ||
1276 | // Loop through the columns building a where clause as you go | |
b8032740 GT |
1277 | int colNumber; |
1278 | for (colNumber = 0; colNumber < m_numCols; colNumber++) | |
4fdae997 GT |
1279 | { |
1280 | // Determine if this column should be included in the WHERE clause | |
b8032740 GT |
1281 | if ((typeOfWhere == DB_WHERE_KEYFIELDS && colDefs[colNumber].KeyField) || |
1282 | (typeOfWhere == DB_WHERE_MATCHING && (!IsColNull((UWORD)colNumber)))) | |
4fdae997 GT |
1283 | { |
1284 | // Skip over timestamp columns | |
b8032740 | 1285 | if (colDefs[colNumber].SqlCtype == SQL_C_TIMESTAMP) |
4fdae997 GT |
1286 | continue; |
1287 | // If there is more than 1 column, join them with the keyword "AND" | |
1288 | if (moreThanOneColumn) | |
1289 | pWhereClause += wxT(" AND "); | |
1290 | else | |
68379eaf | 1291 | moreThanOneColumn = true; |
e7c9692f | 1292 | |
4fdae997 | 1293 | // Concatenate where phrase for the column |
b8032740 | 1294 | wxString tStr = colDefs[colNumber].ColName; |
e7c9692f | 1295 | |
d23ec02c | 1296 | if (qualTableName.length() && tStr.Find(wxT('.')) == wxNOT_FOUND) |
4fdae997 | 1297 | { |
243d4b36 | 1298 | pWhereClause += pDb->SQLTableName(qualTableName); |
4fdae997 GT |
1299 | pWhereClause += wxT("."); |
1300 | } | |
b8032740 | 1301 | pWhereClause += pDb->SQLColumnName(colDefs[colNumber].ColName); |
e7c9692f | 1302 | |
b8032740 | 1303 | if (useLikeComparison && (colDefs[colNumber].SqlCtype == SQL_C_WXCHAR)) |
4fdae997 GT |
1304 | pWhereClause += wxT(" LIKE "); |
1305 | else | |
1306 | pWhereClause += wxT(" = "); | |
e7c9692f | 1307 | |
b8032740 | 1308 | switch(colDefs[colNumber].SqlCtype) |
4fdae997 GT |
1309 | { |
1310 | case SQL_C_CHAR: | |
92850d6b | 1311 | #ifdef SQL_C_WCHAR |
e4e45573 | 1312 | case SQL_C_WCHAR: |
d8d26772 | 1313 | #endif |
e4e45573 | 1314 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR |
b8032740 | 1315 | colValue.Printf(wxT("'%s'"), (UCHAR FAR *) colDefs[colNumber].PtrDataObj); |
4fdae997 | 1316 | break; |
e9ed92a2 | 1317 | case SQL_C_SHORT: |
4fdae997 | 1318 | case SQL_C_SSHORT: |
b8032740 | 1319 | colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1320 | break; |
1321 | case SQL_C_USHORT: | |
b8032740 | 1322 | colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 | 1323 | break; |
e9ed92a2 | 1324 | case SQL_C_LONG: |
4fdae997 | 1325 | case SQL_C_SLONG: |
b8032740 | 1326 | colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1327 | break; |
1328 | case SQL_C_ULONG: | |
b8032740 | 1329 | colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1330 | break; |
1331 | case SQL_C_FLOAT: | |
b8032740 | 1332 | colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1333 | break; |
1334 | case SQL_C_DOUBLE: | |
b8032740 | 1335 | colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[colNumber].PtrDataObj)); |
4fdae997 | 1336 | break; |
e9ed92a2 GT |
1337 | default: |
1338 | { | |
1339 | wxString strMsg; | |
1340 | strMsg.Printf(wxT("wxDbTable::bindParams(): Unknown column type for colDefs %d colName %s"), | |
b8032740 | 1341 | colNumber,colDefs[colNumber].ColName); |
2cb43514 | 1342 | wxFAIL_MSG(strMsg.c_str()); |
e9ed92a2 GT |
1343 | } |
1344 | break; | |
4fdae997 GT |
1345 | } |
1346 | pWhereClause += colValue; | |
1347 | } | |
1348 | } | |
1349 | } // wxDbTable::BuildWhereClause() | |
1350 | ||
1351 | ||
1352 | /***** DEPRECATED: use wxDbTable::BuildWhereClause(wxString &....) form *****/ | |
1353 | void wxDbTable::BuildWhereClause(wxChar *pWhereClause, int typeOfWhere, | |
1354 | const wxString &qualTableName, bool useLikeComparison) | |
1355 | { | |
1356 | wxString tempSqlStmt; | |
1357 | BuildWhereClause(tempSqlStmt, typeOfWhere, qualTableName, useLikeComparison); | |
1358 | wxStrcpy(pWhereClause, tempSqlStmt); | |
1359 | } // wxDbTable::BuildWhereClause() | |
1360 | ||
1361 | ||
f6bcfd97 BP |
1362 | /********** wxDbTable::GetRowNum() **********/ |
1363 | UWORD wxDbTable::GetRowNum(void) | |
108106cf | 1364 | { |
89894079 | 1365 | UDWORD rowNum; |
108106cf | 1366 | |
89894079 VZ |
1367 | if (SQLGetStmtOption(hstmt, SQL_ROW_NUMBER, (UCHAR*) &rowNum) != SQL_SUCCESS) |
1368 | { | |
1369 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1370 | return(0); | |
1371 | } | |
108106cf | 1372 | |
89894079 VZ |
1373 | // Completed successfully |
1374 | return((UWORD) rowNum); | |
108106cf | 1375 | |
f6bcfd97 | 1376 | } // wxDbTable::GetRowNum() |
108106cf | 1377 | |
67e9aaa3 | 1378 | |
f6bcfd97 BP |
1379 | /********** wxDbTable::CloseCursor() **********/ |
1380 | bool wxDbTable::CloseCursor(HSTMT cursor) | |
108106cf | 1381 | { |
89894079 VZ |
1382 | if (SQLFreeStmt(cursor, SQL_CLOSE) != SQL_SUCCESS) |
1383 | return(pDb->DispAllErrors(henv, hdbc, cursor)); | |
108106cf | 1384 | |
89894079 | 1385 | // Completed successfully |
68379eaf | 1386 | return true; |
108106cf | 1387 | |
f6bcfd97 | 1388 | } // wxDbTable::CloseCursor() |
108106cf | 1389 | |
67e9aaa3 | 1390 | |
f6bcfd97 BP |
1391 | /********** wxDbTable::CreateTable() **********/ |
1392 | bool wxDbTable::CreateTable(bool attemptDrop) | |
108106cf | 1393 | { |
89894079 | 1394 | if (!pDb) |
68379eaf | 1395 | return false; |
1fc5dd6f | 1396 | |
89894079 | 1397 | int i, j; |
1e92909e | 1398 | wxString sqlStmt; |
108106cf | 1399 | |
a2115c88 | 1400 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 1401 | cout << wxT("Creating Table ") << tableName << wxT("...") << endl; |
108106cf JS |
1402 | #endif |
1403 | ||
89894079 VZ |
1404 | // Drop table first |
1405 | if (attemptDrop && !DropTable()) | |
68379eaf | 1406 | return false; |
108106cf | 1407 | |
89894079 | 1408 | // Create the table |
a2115c88 | 1409 | #ifdef DBDEBUG_CONSOLE |
b8032740 | 1410 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
1411 | { |
1412 | // Exclude derived columns since they are NOT part of the base table | |
1413 | if (colDefs[i].DerivedCol) | |
1414 | continue; | |
4fdae997 | 1415 | cout << i + 1 << wxT(": ") << colDefs[i].ColName << wxT("; "); |
89894079 VZ |
1416 | switch(colDefs[i].DbDataType) |
1417 | { | |
1418 | case DB_DATA_TYPE_VARCHAR: | |
e4e45573 | 1419 | cout << pDb->GetTypeInfVarchar().TypeName << wxT("(") << (int)(colDefs[i].SzDataObj / sizeof(wxChar)) << wxT(")"); |
89894079 | 1420 | break; |
7eeba511 JS |
1421 | case DB_DATA_TYPE_MEMO: |
1422 | cout << pDb->GetTypeInfMemo().TypeName; | |
1423 | break; | |
89894079 | 1424 | case DB_DATA_TYPE_INTEGER: |
882fc8a9 | 1425 | cout << pDb->GetTypeInfInteger().TypeName; |
89894079 VZ |
1426 | break; |
1427 | case DB_DATA_TYPE_FLOAT: | |
882fc8a9 | 1428 | cout << pDb->GetTypeInfFloat().TypeName; |
89894079 VZ |
1429 | break; |
1430 | case DB_DATA_TYPE_DATE: | |
882fc8a9 | 1431 | cout << pDb->GetTypeInfDate().TypeName; |
89894079 | 1432 | break; |
bf5423ea | 1433 | case DB_DATA_TYPE_BLOB: |
882fc8a9 | 1434 | cout << pDb->GetTypeInfBlob().TypeName; |
bf5423ea | 1435 | break; |
89894079 VZ |
1436 | } |
1437 | cout << endl; | |
1438 | } | |
108106cf JS |
1439 | #endif |
1440 | ||
89894079 | 1441 | // Build a CREATE TABLE string from the colDefs structure. |
68379eaf | 1442 | bool needComma = false; |
243d4b36 | 1443 | |
1d6f2348 VZ |
1444 | sqlStmt.Printf(wxT("CREATE TABLE %s ("), |
1445 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
1e92909e | 1446 | |
b8032740 | 1447 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
1448 | { |
1449 | // Exclude derived columns since they are NOT part of the base table | |
1450 | if (colDefs[i].DerivedCol) | |
1451 | continue; | |
1452 | // Comma Delimiter | |
1453 | if (needComma) | |
4fdae997 | 1454 | sqlStmt += wxT(","); |
89894079 | 1455 | // Column Name |
243d4b36 GT |
1456 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
1457 | // sqlStmt += colDefs[i].ColName; | |
4fdae997 | 1458 | sqlStmt += wxT(" "); |
89894079 VZ |
1459 | // Column Type |
1460 | switch(colDefs[i].DbDataType) | |
1461 | { | |
1462 | case DB_DATA_TYPE_VARCHAR: | |
3ca6a5f0 BP |
1463 | sqlStmt += pDb->GetTypeInfVarchar().TypeName; |
1464 | break; | |
7eeba511 JS |
1465 | case DB_DATA_TYPE_MEMO: |
1466 | sqlStmt += pDb->GetTypeInfMemo().TypeName; | |
1467 | break; | |
89894079 | 1468 | case DB_DATA_TYPE_INTEGER: |
3ca6a5f0 BP |
1469 | sqlStmt += pDb->GetTypeInfInteger().TypeName; |
1470 | break; | |
89894079 | 1471 | case DB_DATA_TYPE_FLOAT: |
3ca6a5f0 BP |
1472 | sqlStmt += pDb->GetTypeInfFloat().TypeName; |
1473 | break; | |
89894079 | 1474 | case DB_DATA_TYPE_DATE: |
3ca6a5f0 BP |
1475 | sqlStmt += pDb->GetTypeInfDate().TypeName; |
1476 | break; | |
bf5423ea GT |
1477 | case DB_DATA_TYPE_BLOB: |
1478 | sqlStmt += pDb->GetTypeInfBlob().TypeName; | |
1479 | break; | |
89894079 VZ |
1480 | } |
1481 | // For varchars, append the size of the string | |
e25cdb86 | 1482 | if (colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR && |
8a39593e | 1483 | (pDb->Dbms() != dbmsMY_SQL || pDb->GetTypeInfVarchar().TypeName != _T("text")))// || |
bf5423ea | 1484 | // colDefs[i].DbDataType == DB_DATA_TYPE_BLOB) |
89894079 | 1485 | { |
1e92909e | 1486 | wxString s; |
e4e45573 | 1487 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
4fdae997 | 1488 | sqlStmt += s; |
89894079 VZ |
1489 | } |
1490 | ||
e93a3a18 GT |
1491 | if (pDb->Dbms() == dbmsDB2 || |
1492 | pDb->Dbms() == dbmsMY_SQL || | |
1493 | pDb->Dbms() == dbmsSYBASE_ASE || | |
9082f1a9 | 1494 | pDb->Dbms() == dbmsINTERBASE || |
215a0070 | 1495 | pDb->Dbms() == dbmsFIREBIRD || |
e93a3a18 | 1496 | pDb->Dbms() == dbmsMS_SQL_SERVER) |
89894079 VZ |
1497 | { |
1498 | if (colDefs[i].KeyField) | |
1499 | { | |
4fdae997 | 1500 | sqlStmt += wxT(" NOT NULL"); |
89894079 VZ |
1501 | } |
1502 | } | |
da38429d | 1503 | |
68379eaf | 1504 | needComma = true; |
89894079 VZ |
1505 | } |
1506 | // If there is a primary key defined, include it in the create statement | |
b8032740 | 1507 | for (i = j = 0; i < m_numCols; i++) |
89894079 VZ |
1508 | { |
1509 | if (colDefs[i].KeyField) | |
1510 | { | |
1511 | j++; | |
1512 | break; | |
1513 | } | |
1514 | } | |
52410d54 DS |
1515 | if ( j && (pDb->Dbms() != dbmsDBASE) |
1516 | && (pDb->Dbms() != dbmsXBASE_SEQUITER) ) // Found a keyfield | |
89894079 | 1517 | { |
87cc3456 | 1518 | switch (pDb->Dbms()) |
89894079 | 1519 | { |
1dee6b39 | 1520 | case dbmsACCESS: |
597fadce | 1521 | case dbmsINFORMIX: |
87cc3456 GT |
1522 | case dbmsSYBASE_ASA: |
1523 | case dbmsSYBASE_ASE: | |
1524 | case dbmsMY_SQL: | |
215a0070 | 1525 | case dbmsFIREBIRD: |
87cc3456 | 1526 | { |
2beca662 | 1527 | // MySQL goes out on this one. We also declare the relevant key NON NULL above |
87cc3456 GT |
1528 | sqlStmt += wxT(",PRIMARY KEY ("); |
1529 | break; | |
1530 | } | |
1531 | default: | |
1532 | { | |
1533 | sqlStmt += wxT(",CONSTRAINT "); | |
2beca662 GT |
1534 | // DB2 is limited to 18 characters for index names |
1535 | if (pDb->Dbms() == dbmsDB2) | |
1536 | { | |
1537 | 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 |
1538 | sqlStmt += pDb->SQLTableName(tableName.substr(0, 13).c_str()); |
1539 | // sqlStmt += tableName.substr(0, 13); | |
2beca662 GT |
1540 | } |
1541 | else | |
243d4b36 GT |
1542 | sqlStmt += pDb->SQLTableName(tableName.c_str()); |
1543 | // sqlStmt += tableName; | |
2beca662 | 1544 | |
87cc3456 GT |
1545 | sqlStmt += wxT("_PIDX PRIMARY KEY ("); |
1546 | break; | |
1547 | } | |
89894079 VZ |
1548 | } |
1549 | ||
1550 | // List column name(s) of column(s) comprising the primary key | |
b8032740 | 1551 | for (i = j = 0; i < m_numCols; i++) |
89894079 VZ |
1552 | { |
1553 | if (colDefs[i].KeyField) | |
1554 | { | |
1555 | if (j++) // Multi part key, comma separate names | |
4fdae997 | 1556 | sqlStmt += wxT(","); |
243d4b36 | 1557 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
e25cdb86 GT |
1558 | |
1559 | if (pDb->Dbms() == dbmsMY_SQL && | |
1560 | colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR) | |
1561 | { | |
1562 | wxString s; | |
e4e45573 | 1563 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
e25cdb86 GT |
1564 | sqlStmt += s; |
1565 | } | |
89894079 VZ |
1566 | } |
1567 | } | |
2beca662 GT |
1568 | sqlStmt += wxT(")"); |
1569 | ||
597fadce GT |
1570 | if (pDb->Dbms() == dbmsINFORMIX || |
1571 | pDb->Dbms() == dbmsSYBASE_ASA || | |
2beca662 GT |
1572 | pDb->Dbms() == dbmsSYBASE_ASE) |
1573 | { | |
1574 | sqlStmt += wxT(" CONSTRAINT "); | |
243d4b36 GT |
1575 | sqlStmt += pDb->SQLTableName(tableName); |
1576 | // sqlStmt += tableName; | |
2beca662 GT |
1577 | sqlStmt += wxT("_PIDX"); |
1578 | } | |
89894079 VZ |
1579 | } |
1580 | // Append the closing parentheses for the create table statement | |
4fdae997 | 1581 | sqlStmt += wxT(")"); |
a2115c88 | 1582 | |
4fdae997 | 1583 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 1584 | |
a2115c88 | 1585 | #ifdef DBDEBUG_CONSOLE |
f6bcfd97 | 1586 | cout << endl << sqlStmt.c_str() << endl; |
108106cf JS |
1587 | #endif |
1588 | ||
89894079 | 1589 | // Execute the CREATE TABLE statement |
8a39593e | 1590 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
89894079 VZ |
1591 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
1592 | { | |
1593 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1594 | pDb->RollbackTrans(); | |
1595 | CloseCursor(hstmt); | |
68379eaf | 1596 | return false; |
89894079 VZ |
1597 | } |
1598 | ||
1599 | // Commit the transaction and close the cursor | |
3ca6a5f0 | 1600 | if (!pDb->CommitTrans()) |
68379eaf | 1601 | return false; |
3ca6a5f0 | 1602 | if (!CloseCursor(hstmt)) |
68379eaf | 1603 | return false; |
89894079 VZ |
1604 | |
1605 | // Database table created successfully | |
68379eaf | 1606 | return true; |
108106cf | 1607 | |
f6bcfd97 | 1608 | } // wxDbTable::CreateTable() |
108106cf | 1609 | |
67e9aaa3 | 1610 | |
f6bcfd97 BP |
1611 | /********** wxDbTable::DropTable() **********/ |
1612 | bool wxDbTable::DropTable() | |
a2115c88 | 1613 | { |
68379eaf | 1614 | // NOTE: This function returns true if the Table does not exist, but |
89894079 | 1615 | // only for identified databases. Code will need to be added |
0b8410f3 | 1616 | // below for any other databases when those databases are defined |
89894079 | 1617 | // to handle this situation consistently |
a2115c88 | 1618 | |
1e92909e | 1619 | wxString sqlStmt; |
a2115c88 | 1620 | |
1d6f2348 VZ |
1621 | sqlStmt.Printf(wxT("DROP TABLE %s"), |
1622 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
a2115c88 | 1623 | |
4fdae997 | 1624 | pDb->WriteSqlLog(sqlStmt); |
a2115c88 GT |
1625 | |
1626 | #ifdef DBDEBUG_CONSOLE | |
f6bcfd97 | 1627 | cout << endl << sqlStmt.c_str() << endl; |
a2115c88 GT |
1628 | #endif |
1629 | ||
8a39593e | 1630 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
2beca662 | 1631 | if (retcode != SQL_SUCCESS) |
89894079 VZ |
1632 | { |
1633 | // Check for "Base table not found" error and ignore | |
da38429d | 1634 | pDb->GetNextError(henv, hdbc, hstmt); |
2beca662 | 1635 | if (wxStrcmp(pDb->sqlState, wxT("S0002")) /*&& |
da38429d | 1636 | wxStrcmp(pDb->sqlState, wxT("S1000"))*/) // "Base table not found" |
2beca662 | 1637 | { |
89894079 | 1638 | // Check for product specific error codes |
2beca662 | 1639 | if (!((pDb->Dbms() == dbmsSYBASE_ASA && !wxStrcmp(pDb->sqlState,wxT("42000"))) || // 5.x (and lower?) |
da38429d | 1640 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("37000"))) || |
2beca662 | 1641 | (pDb->Dbms() == dbmsPERVASIVE_SQL && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || // Returns an S1000 then an S0002 |
da38429d | 1642 | (pDb->Dbms() == dbmsPOSTGRES && !wxStrcmp(pDb->sqlState,wxT("08S01"))))) |
89894079 VZ |
1643 | { |
1644 | pDb->DispNextError(); | |
1645 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1646 | pDb->RollbackTrans(); | |
5a226de0 | 1647 | // CloseCursor(hstmt); |
68379eaf | 1648 | return false; |
89894079 VZ |
1649 | } |
1650 | } | |
1651 | } | |
1652 | ||
1653 | // Commit the transaction and close the cursor | |
1654 | if (! pDb->CommitTrans()) | |
68379eaf | 1655 | return false; |
89894079 | 1656 | if (! CloseCursor(hstmt)) |
68379eaf | 1657 | return false; |
89894079 | 1658 | |
68379eaf | 1659 | return true; |
f6bcfd97 | 1660 | } // wxDbTable::DropTable() |
a2115c88 | 1661 | |
67e9aaa3 | 1662 | |
f6bcfd97 | 1663 | /********** wxDbTable::CreateIndex() **********/ |
549c8cc2 GT |
1664 | bool wxDbTable::CreateIndex(const wxString &indexName, bool unique, UWORD numIndexColumns, |
1665 | wxDbIdxDef *pIndexDefs, bool attemptDrop) | |
108106cf | 1666 | { |
1e92909e | 1667 | wxString sqlStmt; |
89894079 VZ |
1668 | |
1669 | // Drop the index first | |
549c8cc2 | 1670 | if (attemptDrop && !DropIndex(indexName)) |
68379eaf | 1671 | return false; |
89894079 | 1672 | |
3ca6a5f0 BP |
1673 | // MySQL (and possibly Sybase ASE?? - gt) require that any columns which are used as portions |
1674 | // of an index have the columns defined as "NOT NULL". During initial table creation though, | |
1675 | // it may not be known which columns are necessarily going to be part of an index (e.g. the | |
1676 | // table was created, then months later you determine that an additional index while | |
1677 | // give better performance, so you want to add an index). | |
1678 | // | |
1679 | // The following block of code will modify the column definition to make the column be | |
1680 | // defined with the "NOT NULL" qualifier. | |
1681 | if (pDb->Dbms() == dbmsMY_SQL) | |
1682 | { | |
1683 | wxString sqlStmt; | |
1684 | int i; | |
68379eaf | 1685 | bool ok = true; |
549c8cc2 | 1686 | for (i = 0; i < numIndexColumns && ok; i++) |
3ca6a5f0 BP |
1687 | { |
1688 | int j = 0; | |
68379eaf | 1689 | bool found = false; |
3ca6a5f0 BP |
1690 | // Find the column definition that has the ColName that matches the |
1691 | // index column name. We need to do this to get the DB_DATA_TYPE of | |
1692 | // the index column, as MySQL's syntax for the ALTER column requires | |
1693 | // this information | |
b8032740 | 1694 | while (!found && (j < this->m_numCols)) |
3ca6a5f0 | 1695 | { |
549c8cc2 | 1696 | if (wxStrcmp(colDefs[j].ColName,pIndexDefs[i].ColName) == 0) |
68379eaf | 1697 | found = true; |
3ca6a5f0 BP |
1698 | if (!found) |
1699 | j++; | |
1700 | } | |
da38429d | 1701 | |
3ca6a5f0 BP |
1702 | if (found) |
1703 | { | |
549c8cc2 | 1704 | ok = pDb->ModifyColumn(tableName, pIndexDefs[i].ColName, |
e4e45573 | 1705 | colDefs[j].DbDataType, (int)(colDefs[j].SzDataObj / sizeof(wxChar)), |
4fdae997 GT |
1706 | wxT("NOT NULL")); |
1707 | ||
3ca6a5f0 BP |
1708 | if (!ok) |
1709 | { | |
8a39593e JS |
1710 | #if 0 |
1711 | // retcode is not used | |
3ca6a5f0 BP |
1712 | wxODBC_ERRORS retcode; |
1713 | // Oracle returns a DB_ERR_GENERAL_ERROR if the column is already | |
1714 | // defined to be NOT NULL, but reportedly MySQL doesn't mind. | |
1715 | // This line is just here for debug checking of the value | |
1716 | retcode = (wxODBC_ERRORS)pDb->DB_STATUS; | |
8a39593e | 1717 | #endif |
3ca6a5f0 BP |
1718 | } |
1719 | } | |
1720 | else | |
68379eaf | 1721 | ok = false; |
3ca6a5f0 BP |
1722 | } |
1723 | if (ok) | |
1724 | pDb->CommitTrans(); | |
1725 | else | |
1726 | { | |
1727 | pDb->RollbackTrans(); | |
68379eaf | 1728 | return false; |
3ca6a5f0 BP |
1729 | } |
1730 | } | |
da38429d | 1731 | |
89894079 | 1732 | // Build a CREATE INDEX statement |
4fdae997 | 1733 | sqlStmt = wxT("CREATE "); |
89894079 | 1734 | if (unique) |
4fdae997 | 1735 | sqlStmt += wxT("UNIQUE "); |
da38429d | 1736 | |
4fdae997 | 1737 | sqlStmt += wxT("INDEX "); |
549c8cc2 | 1738 | sqlStmt += pDb->SQLTableName(indexName); |
4fdae997 | 1739 | sqlStmt += wxT(" ON "); |
243d4b36 GT |
1740 | |
1741 | sqlStmt += pDb->SQLTableName(tableName); | |
1742 | // sqlStmt += tableName; | |
4fdae997 | 1743 | sqlStmt += wxT(" ("); |
da38429d | 1744 | |
89894079 VZ |
1745 | // Append list of columns making up index |
1746 | int i; | |
549c8cc2 | 1747 | for (i = 0; i < numIndexColumns; i++) |
89894079 | 1748 | { |
549c8cc2 GT |
1749 | sqlStmt += pDb->SQLColumnName(pIndexDefs[i].ColName); |
1750 | // sqlStmt += pIndexDefs[i].ColName; | |
9082f1a9 | 1751 | |
9c136858 JS |
1752 | // MySQL requires a key length on VARCHAR keys |
1753 | if ( pDb->Dbms() == dbmsMY_SQL ) | |
1754 | { | |
1755 | // Find the details on this column | |
1756 | int j; | |
b8032740 | 1757 | for ( j = 0; j < m_numCols; ++j ) |
9c136858 | 1758 | { |
549c8cc2 | 1759 | if ( wxStrcmp( pIndexDefs[i].ColName, colDefs[j].ColName ) == 0 ) |
9c136858 JS |
1760 | { |
1761 | break; | |
1762 | } | |
1763 | } | |
1764 | if ( colDefs[j].DbDataType == DB_DATA_TYPE_VARCHAR) | |
1765 | { | |
1766 | wxString s; | |
e4e45573 | 1767 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
9c136858 JS |
1768 | sqlStmt += s; |
1769 | } | |
1770 | } | |
68379eaf | 1771 | |
9082f1a9 | 1772 | // Postgres and SQL Server 7 do not support the ASC/DESC keywords for index columns |
8a39593e | 1773 | if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (wxStrncmp(pDb->dbInf.dbmsVer,_T("07"),2)==0)) && |
215a0070 | 1774 | !(pDb->Dbms() == dbmsFIREBIRD) && |
9082f1a9 | 1775 | !(pDb->Dbms() == dbmsPOSTGRES)) |
89894079 | 1776 | { |
549c8cc2 | 1777 | if (pIndexDefs[i].Ascending) |
4fdae997 | 1778 | sqlStmt += wxT(" ASC"); |
89894079 | 1779 | else |
4fdae997 | 1780 | sqlStmt += wxT(" DESC"); |
89894079 | 1781 | } |
9082f1a9 | 1782 | else |
549c8cc2 | 1783 | wxASSERT_MSG(pIndexDefs[i].Ascending, _T("Datasource does not support DESCending index columns")); |
89894079 | 1784 | |
549c8cc2 | 1785 | if ((i + 1) < numIndexColumns) |
4fdae997 | 1786 | sqlStmt += wxT(","); |
89894079 | 1787 | } |
da38429d | 1788 | |
89894079 | 1789 | // Append closing parentheses |
4fdae997 | 1790 | sqlStmt += wxT(")"); |
89894079 | 1791 | |
4fdae997 | 1792 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 1793 | |
a2115c88 | 1794 | #ifdef DBDEBUG_CONSOLE |
f6bcfd97 | 1795 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
1796 | #endif |
1797 | ||
89894079 | 1798 | // Execute the CREATE INDEX statement |
215a0070 GT |
1799 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
1800 | if (retcode != SQL_SUCCESS) | |
89894079 VZ |
1801 | { |
1802 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1803 | pDb->RollbackTrans(); | |
1804 | CloseCursor(hstmt); | |
68379eaf | 1805 | return false; |
89894079 | 1806 | } |
108106cf | 1807 | |
89894079 VZ |
1808 | // Commit the transaction and close the cursor |
1809 | if (! pDb->CommitTrans()) | |
68379eaf | 1810 | return false; |
89894079 | 1811 | if (! CloseCursor(hstmt)) |
68379eaf | 1812 | return false; |
108106cf | 1813 | |
89894079 | 1814 | // Index Created Successfully |
68379eaf | 1815 | return true; |
108106cf | 1816 | |
f6bcfd97 | 1817 | } // wxDbTable::CreateIndex() |
108106cf | 1818 | |
67e9aaa3 | 1819 | |
f6bcfd97 | 1820 | /********** wxDbTable::DropIndex() **********/ |
549c8cc2 | 1821 | bool wxDbTable::DropIndex(const wxString &indexName) |
a2115c88 | 1822 | { |
68379eaf | 1823 | // NOTE: This function returns true if the Index does not exist, but |
89894079 | 1824 | // only for identified databases. Code will need to be added |
5a226de0 | 1825 | // below for any other databases when those databases are defined |
89894079 | 1826 | // to handle this situation consistently |
a2115c88 | 1827 | |
1e92909e | 1828 | wxString sqlStmt; |
a2115c88 | 1829 | |
5a226de0 GT |
1830 | if (pDb->Dbms() == dbmsACCESS || pDb->Dbms() == dbmsMY_SQL || |
1831 | pDb->Dbms() == dbmsDBASE /*|| Paradox needs this syntax too when we add support*/) | |
1d6f2348 | 1832 | sqlStmt.Printf(wxT("DROP INDEX %s ON %s"), |
549c8cc2 | 1833 | pDb->SQLTableName(indexName.c_str()).c_str(), |
6bbff0aa | 1834 | pDb->SQLTableName(tableName.c_str()).c_str()); |
e93a3a18 | 1835 | else if ((pDb->Dbms() == dbmsMS_SQL_SERVER) || |
9f4de2dc | 1836 | (pDb->Dbms() == dbmsSYBASE_ASE) || |
52410d54 | 1837 | (pDb->Dbms() == dbmsXBASE_SEQUITER)) |
1d6f2348 VZ |
1838 | sqlStmt.Printf(wxT("DROP INDEX %s.%s"), |
1839 | pDb->SQLTableName(tableName.c_str()).c_str(), | |
549c8cc2 | 1840 | pDb->SQLTableName(indexName.c_str()).c_str()); |
89894079 | 1841 | else |
1d6f2348 | 1842 | sqlStmt.Printf(wxT("DROP INDEX %s"), |
549c8cc2 | 1843 | pDb->SQLTableName(indexName.c_str()).c_str()); |
a2115c88 | 1844 | |
4fdae997 | 1845 | pDb->WriteSqlLog(sqlStmt); |
a2115c88 GT |
1846 | |
1847 | #ifdef DBDEBUG_CONSOLE | |
f6bcfd97 | 1848 | cout << endl << sqlStmt.c_str() << endl; |
a2115c88 | 1849 | #endif |
215a0070 GT |
1850 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
1851 | if (retcode != SQL_SUCCESS) | |
89894079 VZ |
1852 | { |
1853 | // Check for "Index not found" error and ignore | |
1854 | pDb->GetNextError(henv, hdbc, hstmt); | |
4fdae997 | 1855 | if (wxStrcmp(pDb->sqlState,wxT("S0012"))) // "Index not found" |
89894079 VZ |
1856 | { |
1857 | // Check for product specific error codes | |
4fdae997 GT |
1858 | if (!((pDb->Dbms() == dbmsSYBASE_ASA && !wxStrcmp(pDb->sqlState,wxT("42000"))) || // v5.x (and lower?) |
1859 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("37000"))) || | |
1860 | (pDb->Dbms() == dbmsMS_SQL_SERVER && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || | |
215a0070 | 1861 | (pDb->Dbms() == dbmsINTERBASE && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || |
f6a9f9ad | 1862 | (pDb->Dbms() == dbmsMAXDB && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || |
215a0070 | 1863 | (pDb->Dbms() == dbmsFIREBIRD && !wxStrcmp(pDb->sqlState,wxT("HY000"))) || |
4fdae997 GT |
1864 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("S0002"))) || // Base table not found |
1865 | (pDb->Dbms() == dbmsMY_SQL && !wxStrcmp(pDb->sqlState,wxT("42S12"))) || // tested by Christopher Ludwik Marino-Cebulski using v3.23.21beta | |
1866 | (pDb->Dbms() == dbmsPOSTGRES && !wxStrcmp(pDb->sqlState,wxT("08S01"))) | |
3ca6a5f0 | 1867 | )) |
89894079 VZ |
1868 | { |
1869 | pDb->DispNextError(); | |
1870 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1871 | pDb->RollbackTrans(); | |
1872 | CloseCursor(hstmt); | |
68379eaf | 1873 | return false; |
89894079 VZ |
1874 | } |
1875 | } | |
1876 | } | |
1877 | ||
1878 | // Commit the transaction and close the cursor | |
1879 | if (! pDb->CommitTrans()) | |
68379eaf | 1880 | return false; |
89894079 | 1881 | if (! CloseCursor(hstmt)) |
68379eaf | 1882 | return false; |
89894079 | 1883 | |
68379eaf | 1884 | return true; |
f6bcfd97 | 1885 | } // wxDbTable::DropIndex() |
a2115c88 | 1886 | |
67e9aaa3 | 1887 | |
38cfbffa | 1888 | /********** wxDbTable::SetOrderByColNums() **********/ |
e938ff5e | 1889 | bool wxDbTable::SetOrderByColNums(UWORD first, ... ) |
38cfbffa | 1890 | { |
b8032740 | 1891 | int colNumber = first; // using 'int' to be able to look for wxDB_NO_MORE_COLUN_NUMBERS |
38cfbffa GT |
1892 | va_list argptr; |
1893 | ||
68379eaf | 1894 | bool abort = false; |
38cfbffa GT |
1895 | wxString tempStr; |
1896 | ||
1897 | va_start(argptr, first); /* Initialize variable arguments. */ | |
b8032740 | 1898 | while (!abort && (colNumber != wxDB_NO_MORE_COLUMN_NUMBERS)) |
38cfbffa GT |
1899 | { |
1900 | // Make sure the passed in column number | |
1901 | // is within the valid range of columns | |
1902 | // | |
b8032740 GT |
1903 | // Valid columns are 0 thru m_numCols-1 |
1904 | if (colNumber >= m_numCols || colNumber < 0) | |
38cfbffa | 1905 | { |
68379eaf | 1906 | abort = true; |
38cfbffa GT |
1907 | continue; |
1908 | } | |
1909 | ||
b8032740 | 1910 | if (colNumber != first) |
4fdae997 | 1911 | tempStr += wxT(","); |
38cfbffa | 1912 | |
b8032740 GT |
1913 | tempStr += colDefs[colNumber].ColName; |
1914 | colNumber = va_arg (argptr, int); | |
38cfbffa GT |
1915 | } |
1916 | va_end (argptr); /* Reset variable arguments. */ | |
1917 | ||
4fdae997 | 1918 | SetOrderByClause(tempStr); |
38cfbffa GT |
1919 | |
1920 | return (!abort); | |
1921 | } // wxDbTable::SetOrderByColNums() | |
1922 | ||
1923 | ||
f6bcfd97 BP |
1924 | /********** wxDbTable::Insert() **********/ |
1925 | int wxDbTable::Insert(void) | |
108106cf | 1926 | { |
4fdae997 | 1927 | wxASSERT(!queryOnly); |
f6bcfd97 | 1928 | if (queryOnly || !insertable) |
89894079 VZ |
1929 | return(DB_FAILURE); |
1930 | ||
1931 | bindInsertParams(); | |
1932 | ||
1933 | // Insert the record by executing the already prepared insert statement | |
1934 | RETCODE retcode; | |
215a0070 | 1935 | retcode = SQLExecute(hstmtInsert); |
5962bdb8 JS |
1936 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO && |
1937 | retcode != SQL_NEED_DATA) | |
89894079 VZ |
1938 | { |
1939 | // Check to see if integrity constraint was violated | |
1940 | pDb->GetNextError(henv, hdbc, hstmtInsert); | |
4fdae997 | 1941 | if (! wxStrcmp(pDb->sqlState, wxT("23000"))) // Integrity constraint violated |
89894079 VZ |
1942 | return(DB_ERR_INTEGRITY_CONSTRAINT_VIOL); |
1943 | else | |
1944 | { | |
1945 | pDb->DispNextError(); | |
1946 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1947 | return(DB_FAILURE); | |
1948 | } | |
1949 | } | |
5962bdb8 JS |
1950 | if (retcode == SQL_NEED_DATA) |
1951 | { | |
1952 | PTR pParmID; | |
8a39593e JS |
1953 | retcode = SQLParamData(hstmtInsert, &pParmID); |
1954 | while (retcode == SQL_NEED_DATA) | |
5962bdb8 JS |
1955 | { |
1956 | // Find the parameter | |
1957 | int i; | |
b8032740 | 1958 | for (i=0; i < m_numCols; i++) |
5962bdb8 JS |
1959 | { |
1960 | if (colDefs[i].PtrDataObj == pParmID) | |
1961 | { | |
1962 | // We found it. Store the parameter. | |
1963 | retcode = SQLPutData(hstmtInsert, pParmID, colDefs[i].SzDataObj); | |
1964 | if (retcode != SQL_SUCCESS) | |
1965 | { | |
1966 | pDb->DispNextError(); | |
1967 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1968 | return(DB_FAILURE); | |
1969 | } | |
1970 | break; | |
1971 | } | |
1972 | } | |
c9b6d796 | 1973 | retcode = SQLParamData(hstmtInsert, &pParmID); |
160155e6 GT |
1974 | if (retcode != SQL_SUCCESS && |
1975 | retcode != SQL_SUCCESS_WITH_INFO) | |
1976 | { | |
1977 | // record was not inserted | |
1978 | pDb->DispNextError(); | |
1979 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1980 | return(DB_FAILURE); | |
1981 | } | |
5962bdb8 JS |
1982 | } |
1983 | } | |
89894079 VZ |
1984 | |
1985 | // Record inserted into the datasource successfully | |
1986 | return(DB_SUCCESS); | |
108106cf | 1987 | |
f6bcfd97 | 1988 | } // wxDbTable::Insert() |
108106cf | 1989 | |
67e9aaa3 | 1990 | |
f6bcfd97 BP |
1991 | /********** wxDbTable::Update() **********/ |
1992 | bool wxDbTable::Update(void) | |
108106cf | 1993 | { |
4fdae997 | 1994 | wxASSERT(!queryOnly); |
89894079 | 1995 | if (queryOnly) |
68379eaf | 1996 | return false; |
a2115c88 | 1997 | |
4fdae997 | 1998 | wxString sqlStmt; |
108106cf | 1999 | |
89894079 | 2000 | // Build the SQL UPDATE statement |
f6bcfd97 | 2001 | BuildUpdateStmt(sqlStmt, DB_UPD_KEYFIELDS); |
108106cf | 2002 | |
89894079 | 2003 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2004 | |
a2115c88 | 2005 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 2006 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
2007 | #endif |
2008 | ||
89894079 VZ |
2009 | // Execute the SQL UPDATE statement |
2010 | return(execUpdate(sqlStmt)); | |
108106cf | 2011 | |
f6bcfd97 | 2012 | } // wxDbTable::Update() |
108106cf | 2013 | |
67e9aaa3 | 2014 | |
f6bcfd97 | 2015 | /********** wxDbTable::Update(pSqlStmt) **********/ |
4fdae997 | 2016 | bool wxDbTable::Update(const wxString &pSqlStmt) |
6919c53f | 2017 | { |
4fdae997 | 2018 | wxASSERT(!queryOnly); |
89894079 | 2019 | if (queryOnly) |
68379eaf | 2020 | return false; |
6919c53f | 2021 | |
89894079 | 2022 | pDb->WriteSqlLog(pSqlStmt); |
6919c53f | 2023 | |
89894079 | 2024 | return(execUpdate(pSqlStmt)); |
6919c53f | 2025 | |
f6bcfd97 | 2026 | } // wxDbTable::Update(pSqlStmt) |
6919c53f | 2027 | |
67e9aaa3 | 2028 | |
f6bcfd97 | 2029 | /********** wxDbTable::UpdateWhere() **********/ |
4fdae997 | 2030 | bool wxDbTable::UpdateWhere(const wxString &pWhereClause) |
108106cf | 2031 | { |
4fdae997 | 2032 | wxASSERT(!queryOnly); |
89894079 | 2033 | if (queryOnly) |
68379eaf | 2034 | return false; |
a2115c88 | 2035 | |
4fdae997 | 2036 | wxString sqlStmt; |
108106cf | 2037 | |
89894079 | 2038 | // Build the SQL UPDATE statement |
f6bcfd97 | 2039 | BuildUpdateStmt(sqlStmt, DB_UPD_WHERE, pWhereClause); |
108106cf | 2040 | |
89894079 | 2041 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2042 | |
a2115c88 | 2043 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 2044 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
2045 | #endif |
2046 | ||
89894079 VZ |
2047 | // Execute the SQL UPDATE statement |
2048 | return(execUpdate(sqlStmt)); | |
108106cf | 2049 | |
f6bcfd97 | 2050 | } // wxDbTable::UpdateWhere() |
108106cf | 2051 | |
67e9aaa3 | 2052 | |
f6bcfd97 BP |
2053 | /********** wxDbTable::Delete() **********/ |
2054 | bool wxDbTable::Delete(void) | |
108106cf | 2055 | { |
4fdae997 | 2056 | wxASSERT(!queryOnly); |
89894079 | 2057 | if (queryOnly) |
68379eaf | 2058 | return false; |
a2115c88 | 2059 | |
4fdae997 GT |
2060 | wxString sqlStmt; |
2061 | sqlStmt.Empty(); | |
108106cf | 2062 | |
89894079 | 2063 | // Build the SQL DELETE statement |
f6bcfd97 | 2064 | BuildDeleteStmt(sqlStmt, DB_DEL_KEYFIELDS); |
108106cf | 2065 | |
89894079 | 2066 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2067 | |
89894079 VZ |
2068 | // Execute the SQL DELETE statement |
2069 | return(execDelete(sqlStmt)); | |
108106cf | 2070 | |
f6bcfd97 | 2071 | } // wxDbTable::Delete() |
108106cf | 2072 | |
67e9aaa3 | 2073 | |
f6bcfd97 | 2074 | /********** wxDbTable::DeleteWhere() **********/ |
4fdae997 | 2075 | bool wxDbTable::DeleteWhere(const wxString &pWhereClause) |
108106cf | 2076 | { |
4fdae997 | 2077 | wxASSERT(!queryOnly); |
89894079 | 2078 | if (queryOnly) |
68379eaf | 2079 | return false; |
a2115c88 | 2080 | |
4fdae997 GT |
2081 | wxString sqlStmt; |
2082 | sqlStmt.Empty(); | |
108106cf | 2083 | |
89894079 | 2084 | // Build the SQL DELETE statement |
f6bcfd97 | 2085 | BuildDeleteStmt(sqlStmt, DB_DEL_WHERE, pWhereClause); |
108106cf | 2086 | |
89894079 | 2087 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2088 | |
89894079 VZ |
2089 | // Execute the SQL DELETE statement |
2090 | return(execDelete(sqlStmt)); | |
108106cf | 2091 | |
f6bcfd97 | 2092 | } // wxDbTable::DeleteWhere() |
108106cf | 2093 | |
67e9aaa3 | 2094 | |
f6bcfd97 BP |
2095 | /********** wxDbTable::DeleteMatching() **********/ |
2096 | bool wxDbTable::DeleteMatching(void) | |
108106cf | 2097 | { |
4fdae997 | 2098 | wxASSERT(!queryOnly); |
89894079 | 2099 | if (queryOnly) |
68379eaf | 2100 | return false; |
a2115c88 | 2101 | |
4fdae997 GT |
2102 | wxString sqlStmt; |
2103 | sqlStmt.Empty(); | |
108106cf | 2104 | |
89894079 | 2105 | // Build the SQL DELETE statement |
f6bcfd97 | 2106 | BuildDeleteStmt(sqlStmt, DB_DEL_MATCHING); |
108106cf | 2107 | |
89894079 | 2108 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2109 | |
89894079 VZ |
2110 | // Execute the SQL DELETE statement |
2111 | return(execDelete(sqlStmt)); | |
108106cf | 2112 | |
f6bcfd97 | 2113 | } // wxDbTable::DeleteMatching() |
108106cf | 2114 | |
67e9aaa3 | 2115 | |
f6bcfd97 | 2116 | /********** wxDbTable::IsColNull() **********/ |
b8032740 | 2117 | bool wxDbTable::IsColNull(UWORD colNumber) const |
108106cf | 2118 | { |
f02d4a64 | 2119 | /* |
68379eaf | 2120 | This logic is just not right. It would indicate true |
f02d4a64 GT |
2121 | if a numeric field were set to a value of 0. |
2122 | ||
b8032740 | 2123 | switch(colDefs[colNumber].SqlCtype) |
89894079 | 2124 | { |
3ca6a5f0 | 2125 | case SQL_C_CHAR: |
e4e45573 GT |
2126 | case SQL_C_WCHAR: |
2127 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR | |
b8032740 | 2128 | return(((UCHAR FAR *) colDefs[colNumber].PtrDataObj)[0] == 0); |
3ca6a5f0 | 2129 | case SQL_C_SSHORT: |
b8032740 | 2130 | return(( *((SWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2131 | case SQL_C_USHORT: |
b8032740 | 2132 | return(( *((UWORD*) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2133 | case SQL_C_SLONG: |
b8032740 | 2134 | return(( *((SDWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2135 | case SQL_C_ULONG: |
b8032740 | 2136 | return(( *((UDWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2137 | case SQL_C_FLOAT: |
b8032740 | 2138 | return(( *((SFLOAT *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2139 | case SQL_C_DOUBLE: |
b8032740 | 2140 | return((*((SDOUBLE *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 BP |
2141 | case SQL_C_TIMESTAMP: |
2142 | TIMESTAMP_STRUCT *pDt; | |
b8032740 | 2143 | pDt = (TIMESTAMP_STRUCT *) colDefs[colNumber].PtrDataObj; |
3ca6a5f0 | 2144 | if (pDt->year == 0 && pDt->month == 0 && pDt->day == 0) |
68379eaf | 2145 | return true; |
3ca6a5f0 | 2146 | else |
68379eaf | 2147 | return false; |
3ca6a5f0 | 2148 | default: |
68379eaf | 2149 | return true; |
89894079 | 2150 | } |
f02d4a64 | 2151 | */ |
b8032740 | 2152 | return (colDefs[colNumber].Null); |
f6bcfd97 | 2153 | } // wxDbTable::IsColNull() |
108106cf | 2154 | |
67e9aaa3 | 2155 | |
f6bcfd97 BP |
2156 | /********** wxDbTable::CanSelectForUpdate() **********/ |
2157 | bool wxDbTable::CanSelectForUpdate(void) | |
108106cf | 2158 | { |
38cfbffa | 2159 | if (queryOnly) |
68379eaf | 2160 | return false; |
38cfbffa | 2161 | |
89894079 | 2162 | if (pDb->Dbms() == dbmsMY_SQL) |
68379eaf | 2163 | return false; |
a2115c88 | 2164 | |
e93a3a18 GT |
2165 | if ((pDb->Dbms() == dbmsORACLE) || |
2166 | (pDb->dbInf.posStmts & SQL_PS_SELECT_FOR_UPDATE)) | |
68379eaf | 2167 | return true; |
89894079 | 2168 | else |
68379eaf | 2169 | return false; |
108106cf | 2170 | |
f6bcfd97 | 2171 | } // wxDbTable::CanSelectForUpdate() |
108106cf | 2172 | |
67e9aaa3 | 2173 | |
b8032740 GT |
2174 | /********** wxDbTable::CanUpdateByROWID() **********/ |
2175 | bool wxDbTable::CanUpdateByROWID(void) | |
108106cf | 2176 | { |
67e9aaa3 | 2177 | /* |
68379eaf | 2178 | * NOTE: Returning false for now until this can be debugged, |
89894079 | 2179 | * as the ROWID is not getting updated correctly |
67e9aaa3 | 2180 | */ |
68379eaf | 2181 | return false; |
6b3f4fb8 | 2182 | /* |
89894079 | 2183 | if (pDb->Dbms() == dbmsORACLE) |
68379eaf | 2184 | return true; |
89894079 | 2185 | else |
68379eaf | 2186 | return false; |
6b3f4fb8 | 2187 | */ |
b8032740 | 2188 | } // wxDbTable::CanUpdateByROWID() |
108106cf | 2189 | |
67e9aaa3 | 2190 | |
f6bcfd97 BP |
2191 | /********** wxDbTable::IsCursorClosedOnCommit() **********/ |
2192 | bool wxDbTable::IsCursorClosedOnCommit(void) | |
108106cf | 2193 | { |
89894079 | 2194 | if (pDb->dbInf.cursorCommitBehavior == SQL_CB_PRESERVE) |
68379eaf | 2195 | return false; |
89894079 | 2196 | else |
68379eaf | 2197 | return true; |
108106cf | 2198 | |
f6bcfd97 | 2199 | } // wxDbTable::IsCursorClosedOnCommit() |
108106cf | 2200 | |
67e9aaa3 | 2201 | |
f02d4a64 GT |
2202 | |
2203 | /********** wxDbTable::ClearMemberVar() **********/ | |
b8032740 | 2204 | void wxDbTable::ClearMemberVar(UWORD colNumber, bool setToNull) |
108106cf | 2205 | { |
b8032740 | 2206 | wxASSERT(colNumber < m_numCols); |
f02d4a64 | 2207 | |
b8032740 | 2208 | switch(colDefs[colNumber].SqlCtype) |
89894079 | 2209 | { |
f02d4a64 | 2210 | case SQL_C_CHAR: |
92850d6b | 2211 | #ifdef SQL_C_WCHAR |
e4e45573 | 2212 | case SQL_C_WCHAR: |
5c2cd0f6 | 2213 | #endif |
e4e45573 | 2214 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR |
b8032740 | 2215 | ((UCHAR FAR *) colDefs[colNumber].PtrDataObj)[0] = 0; |
f02d4a64 GT |
2216 | break; |
2217 | case SQL_C_SSHORT: | |
b8032740 | 2218 | *((SWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2219 | break; |
2220 | case SQL_C_USHORT: | |
b8032740 | 2221 | *((UWORD*) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 | 2222 | break; |
f292d0ec | 2223 | case SQL_C_LONG: |
f02d4a64 | 2224 | case SQL_C_SLONG: |
b8032740 | 2225 | *((SDWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2226 | break; |
2227 | case SQL_C_ULONG: | |
b8032740 | 2228 | *((UDWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2229 | break; |
2230 | case SQL_C_FLOAT: | |
b8032740 | 2231 | *((SFLOAT *) colDefs[colNumber].PtrDataObj) = 0.0f; |
f02d4a64 GT |
2232 | break; |
2233 | case SQL_C_DOUBLE: | |
b8032740 | 2234 | *((SDOUBLE *) colDefs[colNumber].PtrDataObj) = 0.0f; |
f02d4a64 GT |
2235 | break; |
2236 | case SQL_C_TIMESTAMP: | |
2237 | TIMESTAMP_STRUCT *pDt; | |
b8032740 | 2238 | pDt = (TIMESTAMP_STRUCT *) colDefs[colNumber].PtrDataObj; |
f02d4a64 GT |
2239 | pDt->year = 0; |
2240 | pDt->month = 0; | |
2241 | pDt->day = 0; | |
2242 | pDt->hour = 0; | |
2243 | pDt->minute = 0; | |
2244 | pDt->second = 0; | |
2245 | pDt->fraction = 0; | |
2246 | break; | |
89894079 | 2247 | } |
108106cf | 2248 | |
f02d4a64 | 2249 | if (setToNull) |
b8032740 | 2250 | SetColNull(colNumber); |
f02d4a64 GT |
2251 | } // wxDbTable::ClearMemberVar() |
2252 | ||
2253 | ||
2254 | /********** wxDbTable::ClearMemberVars() **********/ | |
2255 | void wxDbTable::ClearMemberVars(bool setToNull) | |
2256 | { | |
2257 | int i; | |
2258 | ||
2259 | // Loop through the columns setting each member variable to zero | |
b8032740 | 2260 | for (i=0; i < m_numCols; i++) |
254a2129 | 2261 | ClearMemberVar((UWORD)i,setToNull); |
f02d4a64 | 2262 | |
f6bcfd97 | 2263 | } // wxDbTable::ClearMemberVars() |
108106cf | 2264 | |
67e9aaa3 | 2265 | |
f6bcfd97 BP |
2266 | /********** wxDbTable::SetQueryTimeout() **********/ |
2267 | bool wxDbTable::SetQueryTimeout(UDWORD nSeconds) | |
108106cf | 2268 | { |
89894079 VZ |
2269 | if (SQLSetStmtOption(hstmtInsert, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) |
2270 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); | |
2271 | if (SQLSetStmtOption(hstmtUpdate, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2272 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
2273 | if (SQLSetStmtOption(hstmtDelete, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2274 | return(pDb->DispAllErrors(henv, hdbc, hstmtDelete)); | |
2275 | if (SQLSetStmtOption(hstmtInternal, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2276 | return(pDb->DispAllErrors(henv, hdbc, hstmtInternal)); | |
2277 | ||
2278 | // Completed Successfully | |
68379eaf | 2279 | return true; |
108106cf | 2280 | |
f6bcfd97 | 2281 | } // wxDbTable::SetQueryTimeout() |
108106cf | 2282 | |
67e9aaa3 | 2283 | |
f6bcfd97 | 2284 | /********** wxDbTable::SetColDefs() **********/ |
b8032740 GT |
2285 | bool wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType, void *pData, |
2286 | SWORD cType, int size, bool keyField, bool updateable, | |
549c8cc2 | 2287 | bool insertAllowed, bool derivedColumn) |
108106cf | 2288 | { |
b8032740 GT |
2289 | wxString tmpStr; |
2290 | ||
2291 | if (index >= m_numCols) // Columns numbers are zero based.... | |
2292 | { | |
2293 | 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); | |
2294 | wxFAIL_MSG(tmpStr); | |
2295 | wxLogDebug(tmpStr); | |
2296 | return false; | |
2297 | } | |
ff294e0e | 2298 | |
89894079 | 2299 | if (!colDefs) // May happen if the database connection fails |
b8032740 | 2300 | return false; |
89894079 | 2301 | |
d23ec02c | 2302 | if (fieldName.length() > (unsigned int) DB_MAX_COLUMN_NAME_LEN) |
89894079 | 2303 | { |
9082f1a9 | 2304 | wxStrncpy(colDefs[index].ColName, fieldName, DB_MAX_COLUMN_NAME_LEN); |
b8032740 | 2305 | colDefs[index].ColName[DB_MAX_COLUMN_NAME_LEN] = 0; // Prevent buffer overrun |
da38429d | 2306 | |
b8032740 | 2307 | tmpStr.Printf(wxT("Column name '%s' is too long. Truncated to '%s'."), |
da38429d | 2308 | fieldName.c_str(),colDefs[index].ColName); |
b8032740 GT |
2309 | wxFAIL_MSG(tmpStr); |
2310 | wxLogDebug(tmpStr); | |
89894079 VZ |
2311 | } |
2312 | else | |
2313 | wxStrcpy(colDefs[index].ColName, fieldName); | |
2314 | ||
2315 | colDefs[index].DbDataType = dataType; | |
2316 | colDefs[index].PtrDataObj = pData; | |
2317 | colDefs[index].SqlCtype = cType; | |
e4e45573 | 2318 | colDefs[index].SzDataObj = size; //TODO: glt ??? * sizeof(wxChar) ??? |
89894079 | 2319 | colDefs[index].KeyField = keyField; |
549c8cc2 | 2320 | colDefs[index].DerivedCol = derivedColumn; |
89894079 | 2321 | // Derived columns by definition would NOT be "Insertable" or "Updateable" |
549c8cc2 | 2322 | if (derivedColumn) |
89894079 | 2323 | { |
68379eaf WS |
2324 | colDefs[index].Updateable = false; |
2325 | colDefs[index].InsertAllowed = false; | |
89894079 VZ |
2326 | } |
2327 | else | |
2328 | { | |
b8032740 | 2329 | colDefs[index].Updateable = updateable; |
549c8cc2 | 2330 | colDefs[index].InsertAllowed = insertAllowed; |
89894079 VZ |
2331 | } |
2332 | ||
68379eaf | 2333 | colDefs[index].Null = false; |
da38429d | 2334 | |
b8032740 GT |
2335 | return true; |
2336 | ||
f6bcfd97 | 2337 | } // wxDbTable::SetColDefs() |
108106cf | 2338 | |
67e9aaa3 | 2339 | |
e93a3a18 | 2340 | /********** wxDbTable::SetColDefs() **********/ |
87cc3456 | 2341 | wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD numCols) |
67e9aaa3 | 2342 | { |
4fdae997 | 2343 | wxASSERT(pColInfs); |
f6bcfd97 | 2344 | wxDbColDataPtr *pColDataPtrs = NULL; |
67e9aaa3 | 2345 | |
89894079 VZ |
2346 | if (pColInfs) |
2347 | { | |
87cc3456 | 2348 | UWORD index; |
da38429d | 2349 | |
f6bcfd97 | 2350 | pColDataPtrs = new wxDbColDataPtr[numCols+1]; |
67e9aaa3 GT |
2351 | |
2352 | for (index = 0; index < numCols; index++) | |
89894079 | 2353 | { |
89894079 VZ |
2354 | // Process the fields |
2355 | switch (pColInfs[index].dbDataType) | |
2356 | { | |
2357 | case DB_DATA_TYPE_VARCHAR: | |
e4e45573 GT |
2358 | pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferSize+(1*sizeof(wxChar))]; |
2359 | pColDataPtrs[index].SzDataObj = pColInfs[index].bufferSize+(1*sizeof(wxChar)); | |
2360 | pColDataPtrs[index].SqlCtype = SQL_C_WXCHAR; | |
0b8410f3 | 2361 | break; |
7eeba511 JS |
2362 | case DB_DATA_TYPE_MEMO: |
2363 | pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferSize+(1*sizeof(wxChar))]; | |
2364 | pColDataPtrs[index].SzDataObj = pColInfs[index].bufferSize+(1*sizeof(wxChar)); | |
2365 | pColDataPtrs[index].SqlCtype = SQL_C_WXCHAR; | |
2366 | break; | |
89894079 | 2367 | case DB_DATA_TYPE_INTEGER: |
67e9aaa3 | 2368 | // Can be long or short |
e4e45573 | 2369 | if (pColInfs[index].bufferSize == sizeof(long)) |
89894079 VZ |
2370 | { |
2371 | pColDataPtrs[index].PtrDataObj = new long; | |
2372 | pColDataPtrs[index].SzDataObj = sizeof(long); | |
2373 | pColDataPtrs[index].SqlCtype = SQL_C_SLONG; | |
2374 | } | |
2375 | else | |
2376 | { | |
2377 | pColDataPtrs[index].PtrDataObj = new short; | |
2378 | pColDataPtrs[index].SzDataObj = sizeof(short); | |
2379 | pColDataPtrs[index].SqlCtype = SQL_C_SSHORT; | |
2380 | } | |
2381 | break; | |
89894079 | 2382 | case DB_DATA_TYPE_FLOAT: |
89894079 | 2383 | // Can be float or double |
e4e45573 | 2384 | if (pColInfs[index].bufferSize == sizeof(float)) |
89894079 VZ |
2385 | { |
2386 | pColDataPtrs[index].PtrDataObj = new float; | |
2387 | pColDataPtrs[index].SzDataObj = sizeof(float); | |
2388 | pColDataPtrs[index].SqlCtype = SQL_C_FLOAT; | |
2389 | } | |
2390 | else | |
2391 | { | |
2392 | pColDataPtrs[index].PtrDataObj = new double; | |
2393 | pColDataPtrs[index].SzDataObj = sizeof(double); | |
2394 | pColDataPtrs[index].SqlCtype = SQL_C_DOUBLE; | |
da38429d | 2395 | } |
89894079 | 2396 | break; |
89894079 | 2397 | case DB_DATA_TYPE_DATE: |
89894079 VZ |
2398 | pColDataPtrs[index].PtrDataObj = new TIMESTAMP_STRUCT; |
2399 | pColDataPtrs[index].SzDataObj = sizeof(TIMESTAMP_STRUCT); | |
2400 | pColDataPtrs[index].SqlCtype = SQL_C_TIMESTAMP; | |
2401 | break; | |
bf5423ea | 2402 | case DB_DATA_TYPE_BLOB: |
da38429d | 2403 | wxFAIL_MSG(wxT("This form of ::SetColDefs() cannot be used with BLOB columns")); |
bf5423ea GT |
2404 | pColDataPtrs[index].PtrDataObj = /*BLOB ADDITION NEEDED*/NULL; |
2405 | pColDataPtrs[index].SzDataObj = /*BLOB ADDITION NEEDED*/sizeof(void *); | |
2406 | pColDataPtrs[index].SqlCtype = SQL_VARBINARY; | |
2407 | break; | |
2408 | } | |
2409 | if (pColDataPtrs[index].PtrDataObj != NULL) | |
2410 | SetColDefs (index,pColInfs[index].colName,pColInfs[index].dbDataType, pColDataPtrs[index].PtrDataObj, pColDataPtrs[index].SqlCtype, pColDataPtrs[index].SzDataObj); | |
2411 | else | |
2412 | { | |
da38429d | 2413 | // Unable to build all the column definitions, as either one of |
bf5423ea GT |
2414 | // the calls to "new" failed above, or there was a BLOB field |
2415 | // to have a column definition for. If BLOBs are to be used, | |
2416 | // the other form of ::SetColDefs() must be used, as it is impossible | |
2417 | // to know the maximum size to create the PtrDataObj to be. | |
2418 | delete [] pColDataPtrs; | |
2419 | return NULL; | |
89894079 | 2420 | } |
89894079 VZ |
2421 | } |
2422 | } | |
3ca6a5f0 | 2423 | |
89894079 | 2424 | return (pColDataPtrs); |
3ca6a5f0 | 2425 | |
e93a3a18 | 2426 | } // wxDbTable::SetColDefs() |
67e9aaa3 GT |
2427 | |
2428 | ||
f6bcfd97 BP |
2429 | /********** wxDbTable::SetCursor() **********/ |
2430 | void wxDbTable::SetCursor(HSTMT *hstmtActivate) | |
108106cf | 2431 | { |
f6bcfd97 | 2432 | if (hstmtActivate == wxDB_DEFAULT_CURSOR) |
89894079 VZ |
2433 | hstmt = *hstmtDefault; |
2434 | else | |
2435 | hstmt = *hstmtActivate; | |
108106cf | 2436 | |
f6bcfd97 | 2437 | } // wxDbTable::SetCursor() |
108106cf | 2438 | |
67e9aaa3 | 2439 | |
4fdae997 GT |
2440 | /********** wxDbTable::Count(const wxString &) **********/ |
2441 | ULONG wxDbTable::Count(const wxString &args) | |
108106cf | 2442 | { |
3ca6a5f0 | 2443 | ULONG count; |
1e92909e | 2444 | wxString sqlStmt; |
e716b9be | 2445 | SQLLEN cb; |
89894079 VZ |
2446 | |
2447 | // Build a "SELECT COUNT(*) FROM queryTableName [WHERE whereClause]" SQL Statement | |
4fdae997 | 2448 | sqlStmt = wxT("SELECT COUNT("); |
1e92909e | 2449 | sqlStmt += args; |
4fdae997 | 2450 | sqlStmt += wxT(") FROM "); |
243d4b36 GT |
2451 | sqlStmt += pDb->SQLTableName(queryTableName); |
2452 | // sqlStmt += queryTableName; | |
f6bcfd97 | 2453 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2454 | if (from && wxStrlen(from)) |
f6bcfd97 | 2455 | #else |
d23ec02c | 2456 | if (from.length()) |
f6bcfd97 | 2457 | #endif |
1e92909e | 2458 | sqlStmt += from; |
89894079 VZ |
2459 | |
2460 | // Add the where clause if one is provided | |
f6bcfd97 | 2461 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2462 | if (where && wxStrlen(where)) |
f6bcfd97 | 2463 | #else |
d23ec02c | 2464 | if (where.length()) |
f6bcfd97 | 2465 | #endif |
89894079 | 2466 | { |
4fdae997 | 2467 | sqlStmt += wxT(" WHERE "); |
1e92909e | 2468 | sqlStmt += where; |
89894079 VZ |
2469 | } |
2470 | ||
4fdae997 | 2471 | pDb->WriteSqlLog(sqlStmt); |
89894079 VZ |
2472 | |
2473 | // Initialize the Count cursor if it's not already initialized | |
2474 | if (!hstmtCount) | |
2475 | { | |
68379eaf | 2476 | hstmtCount = GetNewCursor(false,false); |
4fdae997 | 2477 | wxASSERT(hstmtCount); |
89894079 VZ |
2478 | if (!hstmtCount) |
2479 | return(0); | |
2480 | } | |
2481 | ||
2482 | // Execute the SQL statement | |
8a39593e | 2483 | if (SQLExecDirect(*hstmtCount, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) |
89894079 VZ |
2484 | { |
2485 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2486 | return(0); | |
2487 | } | |
2488 | ||
2489 | // Fetch the record | |
2490 | if (SQLFetch(*hstmtCount) != SQL_SUCCESS) | |
2491 | { | |
2492 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2493 | return(0); | |
2494 | } | |
2495 | ||
2496 | // Obtain the result | |
6b3f4fb8 | 2497 | if (SQLGetData(*hstmtCount, (UWORD)1, SQL_C_ULONG, &count, sizeof(count), &cb) != SQL_SUCCESS) |
89894079 VZ |
2498 | { |
2499 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2500 | return(0); | |
2501 | } | |
2502 | ||
2503 | // Free the cursor | |
2504 | if (SQLFreeStmt(*hstmtCount, SQL_CLOSE) != SQL_SUCCESS) | |
2505 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2506 | ||
2507 | // Return the record count | |
3ca6a5f0 | 2508 | return(count); |
108106cf | 2509 | |
f6bcfd97 | 2510 | } // wxDbTable::Count() |
108106cf | 2511 | |
67e9aaa3 | 2512 | |
f6bcfd97 BP |
2513 | /********** wxDbTable::Refresh() **********/ |
2514 | bool wxDbTable::Refresh(void) | |
108106cf | 2515 | { |
68379eaf | 2516 | bool result = true; |
89894079 VZ |
2517 | |
2518 | // Switch to the internal cursor so any active cursors are not corrupted | |
2519 | HSTMT currCursor = GetCursor(); | |
2520 | hstmt = hstmtInternal; | |
f6bcfd97 | 2521 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2522 | // Save the where and order by clauses |
8a39593e JS |
2523 | wxChar *saveWhere = where; |
2524 | wxChar *saveOrderBy = orderBy; | |
f6bcfd97 BP |
2525 | #else |
2526 | wxString saveWhere = where; | |
2527 | wxString saveOrderBy = orderBy; | |
2528 | #endif | |
89894079 VZ |
2529 | // Build a where clause to refetch the record with. Try and use the |
2530 | // ROWID if it's available, ow use the key fields. | |
4fdae997 GT |
2531 | wxString whereClause; |
2532 | whereClause.Empty(); | |
2533 | ||
b8032740 | 2534 | if (CanUpdateByROWID()) |
89894079 | 2535 | { |
e716b9be | 2536 | SQLLEN cb; |
e4e45573 | 2537 | wxChar rowid[wxDB_ROWID_LEN+1]; |
89894079 VZ |
2538 | |
2539 | // Get the ROWID value. If not successful retreiving the ROWID, | |
2540 | // simply fall down through the code and build the WHERE clause | |
2541 | // based on the key fields. | |
b8032740 | 2542 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
89894079 | 2543 | { |
243d4b36 GT |
2544 | whereClause += pDb->SQLTableName(queryTableName); |
2545 | // whereClause += queryTableName; | |
4fdae997 GT |
2546 | whereClause += wxT(".ROWID = '"); |
2547 | whereClause += rowid; | |
2548 | whereClause += wxT("'"); | |
89894079 VZ |
2549 | } |
2550 | } | |
2551 | ||
2552 | // If unable to use the ROWID, build a where clause from the keyfields | |
2553 | if (wxStrlen(whereClause) == 0) | |
f6bcfd97 | 2554 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS, queryTableName); |
89894079 VZ |
2555 | |
2556 | // Requery the record | |
2557 | where = whereClause; | |
4fdae997 | 2558 | orderBy.Empty(); |
89894079 | 2559 | if (!Query()) |
68379eaf | 2560 | result = false; |
89894079 VZ |
2561 | |
2562 | if (result && !GetNext()) | |
68379eaf | 2563 | result = false; |
89894079 VZ |
2564 | |
2565 | // Switch back to original cursor | |
2566 | SetCursor(&currCursor); | |
2567 | ||
2568 | // Free the internal cursor | |
2569 | if (SQLFreeStmt(hstmtInternal, SQL_CLOSE) != SQL_SUCCESS) | |
2570 | pDb->DispAllErrors(henv, hdbc, hstmtInternal); | |
2571 | ||
2572 | // Restore the original where and order by clauses | |
1e92909e | 2573 | where = saveWhere; |
89894079 VZ |
2574 | orderBy = saveOrderBy; |
2575 | ||
2576 | return(result); | |
108106cf | 2577 | |
f6bcfd97 | 2578 | } // wxDbTable::Refresh() |
108106cf | 2579 | |
67e9aaa3 | 2580 | |
e938ff5e | 2581 | /********** wxDbTable::SetColNull() **********/ |
b8032740 | 2582 | bool wxDbTable::SetColNull(UWORD colNumber, bool set) |
a2115c88 | 2583 | { |
b8032740 | 2584 | if (colNumber < m_numCols) |
f02d4a64 | 2585 | { |
b8032740 | 2586 | colDefs[colNumber].Null = set; |
f02d4a64 | 2587 | if (set) // Blank out the values in the member variable |
b8032740 | 2588 | ClearMemberVar(colNumber, false); // Must call with false here, or infinite recursion will happen |
e9ed92a2 | 2589 | |
b8032740 | 2590 | setCbValueForColumn(colNumber); |
e9ed92a2 | 2591 | |
68379eaf | 2592 | return true; |
f02d4a64 | 2593 | } |
89894079 | 2594 | else |
68379eaf | 2595 | return false; |
a2115c88 | 2596 | |
4fdae997 | 2597 | } // wxDbTable::SetColNull() |
67e9aaa3 | 2598 | |
a2115c88 | 2599 | |
e938ff5e | 2600 | /********** wxDbTable::SetColNull() **********/ |
4fdae997 | 2601 | bool wxDbTable::SetColNull(const wxString &colName, bool set) |
a2115c88 | 2602 | { |
b8032740 GT |
2603 | int colNumber; |
2604 | for (colNumber = 0; colNumber < m_numCols; colNumber++) | |
89894079 | 2605 | { |
b8032740 | 2606 | if (!wxStricmp(colName, colDefs[colNumber].ColName)) |
89894079 VZ |
2607 | break; |
2608 | } | |
2609 | ||
b8032740 | 2610 | if (colNumber < m_numCols) |
f02d4a64 | 2611 | { |
b8032740 | 2612 | colDefs[colNumber].Null = set; |
f02d4a64 | 2613 | if (set) // Blank out the values in the member variable |
b8032740 | 2614 | ClearMemberVar((UWORD)colNumber,false); // Must call with false here, or infinite recursion will happen |
e9ed92a2 | 2615 | |
b8032740 | 2616 | setCbValueForColumn(colNumber); |
e9ed92a2 | 2617 | |
68379eaf | 2618 | return true; |
f02d4a64 | 2619 | } |
89894079 | 2620 | else |
68379eaf | 2621 | return false; |
a2115c88 | 2622 | |
4fdae997 | 2623 | } // wxDbTable::SetColNull() |
a2115c88 | 2624 | |
67e9aaa3 | 2625 | |
f6bcfd97 BP |
2626 | /********** wxDbTable::GetNewCursor() **********/ |
2627 | HSTMT *wxDbTable::GetNewCursor(bool setCursor, bool bindColumns) | |
a2115c88 | 2628 | { |
89894079 | 2629 | HSTMT *newHSTMT = new HSTMT; |
4fdae997 | 2630 | wxASSERT(newHSTMT); |
89894079 VZ |
2631 | if (!newHSTMT) |
2632 | return(0); | |
2633 | ||
2634 | if (SQLAllocStmt(hdbc, newHSTMT) != SQL_SUCCESS) | |
2635 | { | |
2636 | pDb->DispAllErrors(henv, hdbc); | |
2637 | delete newHSTMT; | |
2638 | return(0); | |
2639 | } | |
2640 | ||
2641 | if (SQLSetStmtOption(*newHSTMT, SQL_CURSOR_TYPE, cursorType) != SQL_SUCCESS) | |
2642 | { | |
2643 | pDb->DispAllErrors(henv, hdbc, *newHSTMT); | |
2644 | delete newHSTMT; | |
2645 | return(0); | |
2646 | } | |
2647 | ||
2648 | if (bindColumns) | |
2649 | { | |
882fc8a9 | 2650 | if (!bindCols(*newHSTMT)) |
89894079 VZ |
2651 | { |
2652 | delete newHSTMT; | |
2653 | return(0); | |
2654 | } | |
2655 | } | |
2656 | ||
2657 | if (setCursor) | |
2658 | SetCursor(newHSTMT); | |
2659 | ||
2660 | return(newHSTMT); | |
2661 | ||
f6bcfd97 | 2662 | } // wxDbTable::GetNewCursor() |
67e9aaa3 | 2663 | |
a2115c88 | 2664 | |
f6bcfd97 BP |
2665 | /********** wxDbTable::DeleteCursor() **********/ |
2666 | bool wxDbTable::DeleteCursor(HSTMT *hstmtDel) | |
a2115c88 | 2667 | { |
68379eaf | 2668 | bool result = true; |
a2115c88 | 2669 | |
89894079 VZ |
2670 | if (!hstmtDel) // Cursor already deleted |
2671 | return(result); | |
a2115c88 | 2672 | |
7d8c3dba GT |
2673 | /* |
2674 | ODBC 3.0 says to use this form | |
2675 | if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS) | |
da38429d | 2676 | |
7d8c3dba | 2677 | */ |
89894079 VZ |
2678 | if (SQLFreeStmt(*hstmtDel, SQL_DROP) != SQL_SUCCESS) |
2679 | { | |
2680 | pDb->DispAllErrors(henv, hdbc); | |
68379eaf | 2681 | result = false; |
89894079 | 2682 | } |
a2115c88 | 2683 | |
89894079 | 2684 | delete hstmtDel; |
a2115c88 | 2685 | |
89894079 | 2686 | return(result); |
a2115c88 | 2687 | |
f6bcfd97 | 2688 | } // wxDbTable::DeleteCursor() |
a2115c88 | 2689 | |
882fc8a9 GT |
2690 | ////////////////////////////////////////////////////////////// |
2691 | // wxDbGrid support functions | |
2692 | ////////////////////////////////////////////////////////////// | |
2693 | ||
2694 | void wxDbTable::SetRowMode(const rowmode_t rowmode) | |
2695 | { | |
2696 | if (!m_hstmtGridQuery) | |
2697 | { | |
68379eaf | 2698 | m_hstmtGridQuery = GetNewCursor(false,false); |
882fc8a9 GT |
2699 | if (!bindCols(*m_hstmtGridQuery)) |
2700 | return; | |
2701 | } | |
2702 | ||
2703 | m_rowmode = rowmode; | |
2704 | switch (m_rowmode) | |
2705 | { | |
2706 | case WX_ROW_MODE_QUERY: | |
2707 | SetCursor(m_hstmtGridQuery); | |
2708 | break; | |
2709 | case WX_ROW_MODE_INDIVIDUAL: | |
2710 | SetCursor(hstmtDefault); | |
2711 | break; | |
2712 | default: | |
e7c9692f | 2713 | wxASSERT(0); |
882fc8a9 GT |
2714 | } |
2715 | } // wxDbTable::SetRowMode() | |
2716 | ||
2717 | ||
b8032740 | 2718 | wxVariant wxDbTable::GetColumn(const int colNumber) const |
882fc8a9 GT |
2719 | { |
2720 | wxVariant val; | |
b8032740 | 2721 | if ((colNumber < m_numCols) && (!IsColNull((UWORD)colNumber))) |
882fc8a9 | 2722 | { |
b8032740 | 2723 | switch (colDefs[colNumber].SqlCtype) |
882fc8a9 | 2724 | { |
81b89785 GT |
2725 | #if wxUSE_UNICODE |
2726 | #if defined(SQL_WCHAR) | |
38ae3a10 | 2727 | case SQL_WCHAR: |
81b89785 GT |
2728 | #endif |
2729 | #if defined(SQL_WVARCHAR) | |
38ae3a10 | 2730 | case SQL_WVARCHAR: |
81b89785 GT |
2731 | #endif |
2732 | #endif | |
882fc8a9 GT |
2733 | case SQL_CHAR: |
2734 | case SQL_VARCHAR: | |
b8032740 | 2735 | val = (wxChar *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2736 | break; |
2737 | case SQL_C_LONG: | |
2738 | case SQL_C_SLONG: | |
b8032740 | 2739 | val = *(long *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2740 | break; |
2741 | case SQL_C_SHORT: | |
2742 | case SQL_C_SSHORT: | |
b8032740 | 2743 | val = (long int )(*(short *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2744 | break; |
2745 | case SQL_C_ULONG: | |
b8032740 | 2746 | val = (long)(*(unsigned long *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2747 | break; |
2748 | case SQL_C_TINYINT: | |
b8032740 | 2749 | val = (long)(*(wxChar *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2750 | break; |
2751 | case SQL_C_UTINYINT: | |
b8032740 | 2752 | val = (long)(*(wxChar *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2753 | break; |
2754 | case SQL_C_USHORT: | |
b8032740 | 2755 | val = (long)(*(UWORD *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2756 | break; |
2757 | case SQL_C_DATE: | |
b8032740 | 2758 | val = (DATE_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2759 | break; |
2760 | case SQL_C_TIME: | |
b8032740 | 2761 | val = (TIME_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2762 | break; |
2763 | case SQL_C_TIMESTAMP: | |
b8032740 | 2764 | val = (TIMESTAMP_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2765 | break; |
2766 | case SQL_C_DOUBLE: | |
b8032740 | 2767 | val = *(double *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2768 | break; |
2769 | default: | |
2770 | assert(0); | |
2771 | } | |
2772 | } | |
2773 | return val; | |
2774 | } // wxDbTable::GetCol() | |
2775 | ||
2776 | ||
b8032740 | 2777 | void wxDbTable::SetColumn(const int colNumber, const wxVariant val) |
882fc8a9 GT |
2778 | { |
2779 | //FIXME: Add proper wxDateTime support to wxVariant.. | |
2780 | wxDateTime dateval; | |
2781 | ||
b8032740 | 2782 | SetColNull((UWORD)colNumber, val.IsNull()); |
882fc8a9 GT |
2783 | |
2784 | if (!val.IsNull()) | |
2785 | { | |
b8032740 GT |
2786 | if ((colDefs[colNumber].SqlCtype == SQL_C_DATE) |
2787 | || (colDefs[colNumber].SqlCtype == SQL_C_TIME) | |
2788 | || (colDefs[colNumber].SqlCtype == SQL_C_TIMESTAMP)) | |
882fc8a9 GT |
2789 | { |
2790 | //Returns null if invalid! | |
2791 | if (!dateval.ParseDate(val.GetString())) | |
b8032740 | 2792 | SetColNull((UWORD)colNumber, true); |
da38429d | 2793 | } |
882fc8a9 | 2794 | |
b8032740 | 2795 | switch (colDefs[colNumber].SqlCtype) |
882fc8a9 | 2796 | { |
81b89785 GT |
2797 | #if wxUSE_UNICODE |
2798 | #if defined(SQL_WCHAR) | |
38ae3a10 | 2799 | case SQL_WCHAR: |
81b89785 GT |
2800 | #endif |
2801 | #if defined(SQL_WVARCHAR) | |
38ae3a10 | 2802 | case SQL_WVARCHAR: |
81b89785 GT |
2803 | #endif |
2804 | #endif | |
882fc8a9 GT |
2805 | case SQL_CHAR: |
2806 | case SQL_VARCHAR: | |
b8032740 | 2807 | csstrncpyt((wxChar *)(colDefs[colNumber].PtrDataObj), |
da38429d | 2808 | val.GetString().c_str(), |
b8032740 | 2809 | colDefs[colNumber].SzDataObj-1); //TODO: glt ??? * sizeof(wxChar) ??? |
882fc8a9 GT |
2810 | break; |
2811 | case SQL_C_LONG: | |
2812 | case SQL_C_SLONG: | |
b8032740 | 2813 | *(long *)(colDefs[colNumber].PtrDataObj) = val; |
882fc8a9 GT |
2814 | break; |
2815 | case SQL_C_SHORT: | |
2816 | case SQL_C_SSHORT: | |
b8032740 | 2817 | *(short *)(colDefs[colNumber].PtrDataObj) = (short)val.GetLong(); |
882fc8a9 GT |
2818 | break; |
2819 | case SQL_C_ULONG: | |
b8032740 | 2820 | *(unsigned long *)(colDefs[colNumber].PtrDataObj) = val.GetLong(); |
882fc8a9 GT |
2821 | break; |
2822 | case SQL_C_TINYINT: | |
b8032740 | 2823 | *(wxChar *)(colDefs[colNumber].PtrDataObj) = val.GetChar(); |
882fc8a9 GT |
2824 | break; |
2825 | case SQL_C_UTINYINT: | |
b8032740 | 2826 | *(wxChar *)(colDefs[colNumber].PtrDataObj) = val.GetChar(); |
882fc8a9 GT |
2827 | break; |
2828 | case SQL_C_USHORT: | |
b8032740 | 2829 | *(unsigned short *)(colDefs[colNumber].PtrDataObj) = (unsigned short)val.GetLong(); |
882fc8a9 GT |
2830 | break; |
2831 | //FIXME: Add proper wxDateTime support to wxVariant.. | |
2832 | case SQL_C_DATE: | |
2833 | { | |
2834 | DATE_STRUCT *dataptr = | |
b8032740 | 2835 | (DATE_STRUCT *)colDefs[colNumber].PtrDataObj; |
da38429d | 2836 | |
39d350d6 WS |
2837 | dataptr->year = (SWORD)dateval.GetYear(); |
2838 | dataptr->month = (UWORD)(dateval.GetMonth()+1); | |
2839 | dataptr->day = (UWORD)dateval.GetDay(); | |
882fc8a9 GT |
2840 | } |
2841 | break; | |
2842 | case SQL_C_TIME: | |
2843 | { | |
2844 | TIME_STRUCT *dataptr = | |
b8032740 | 2845 | (TIME_STRUCT *)colDefs[colNumber].PtrDataObj; |
da38429d | 2846 | |
882fc8a9 GT |
2847 | dataptr->hour = dateval.GetHour(); |
2848 | dataptr->minute = dateval.GetMinute(); | |
2849 | dataptr->second = dateval.GetSecond(); | |
2850 | } | |
2851 | break; | |
2852 | case SQL_C_TIMESTAMP: | |
2853 | { | |
2854 | TIMESTAMP_STRUCT *dataptr = | |
b8032740 | 2855 | (TIMESTAMP_STRUCT *)colDefs[colNumber].PtrDataObj; |
39d350d6 WS |
2856 | dataptr->year = (SWORD)dateval.GetYear(); |
2857 | dataptr->month = (UWORD)(dateval.GetMonth()+1); | |
2858 | dataptr->day = (UWORD)dateval.GetDay(); | |
da38429d | 2859 | |
882fc8a9 GT |
2860 | dataptr->hour = dateval.GetHour(); |
2861 | dataptr->minute = dateval.GetMinute(); | |
2862 | dataptr->second = dateval.GetSecond(); | |
2863 | } | |
2864 | break; | |
2865 | case SQL_C_DOUBLE: | |
b8032740 | 2866 | *(double *)(colDefs[colNumber].PtrDataObj) = val; |
882fc8a9 GT |
2867 | break; |
2868 | default: | |
2869 | assert(0); | |
2870 | } // switch | |
2871 | } // if (!val.IsNull()) | |
2872 | } // wxDbTable::SetCol() | |
2873 | ||
2874 | ||
2875 | GenericKey wxDbTable::GetKey() | |
2876 | { | |
2877 | void *blk; | |
1dee6b39 | 2878 | wxChar *blkptr; |
da38429d | 2879 | |
882fc8a9 | 2880 | blk = malloc(m_keysize); |
1dee6b39 | 2881 | blkptr = (wxChar *) blk; |
da38429d | 2882 | |
882fc8a9 | 2883 | int i; |
b8032740 | 2884 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
2885 | { |
2886 | if (colDefs[i].KeyField) | |
2887 | { | |
2888 | memcpy(blkptr,colDefs[i].PtrDataObj, colDefs[i].SzDataObj); | |
2889 | blkptr += colDefs[i].SzDataObj; | |
2890 | } | |
2891 | } | |
2892 | ||
2893 | GenericKey k = GenericKey(blk, m_keysize); | |
2894 | free(blk); | |
2895 | ||
2896 | return k; | |
2897 | } // wxDbTable::GetKey() | |
2898 | ||
2899 | ||
2900 | void wxDbTable::SetKey(const GenericKey& k) | |
2901 | { | |
1dee6b39 GT |
2902 | void *blk; |
2903 | wxChar *blkptr; | |
da38429d | 2904 | |
882fc8a9 | 2905 | blk = k.GetBlk(); |
1dee6b39 | 2906 | blkptr = (wxChar *)blk; |
882fc8a9 GT |
2907 | |
2908 | int i; | |
b8032740 | 2909 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
2910 | { |
2911 | if (colDefs[i].KeyField) | |
2912 | { | |
254a2129 | 2913 | SetColNull((UWORD)i, false); |
882fc8a9 GT |
2914 | memcpy(colDefs[i].PtrDataObj, blkptr, colDefs[i].SzDataObj); |
2915 | blkptr += colDefs[i].SzDataObj; | |
2916 | } | |
2917 | } | |
2918 | } // wxDbTable::SetKey() | |
2919 | ||
2920 | ||
a2115c88 | 2921 | #endif // wxUSE_ODBC |