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108106cf | 1 | /////////////////////////////////////////////////////////////////////////////// |
1fc5dd6f | 2 | // Name: 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 | ||
14 | /* | |
15 | // SYNOPSIS START | |
16 | // SYNOPSIS STOP | |
17 | */ | |
e7c9692f | 18 | |
a2115c88 GT |
19 | #include "wx/wxprec.h" |
20 | ||
882fc8a9 GT |
21 | #ifdef __BORLANDC__ |
22 | #pragma hdrstop | |
108106cf | 23 | #endif |
108106cf | 24 | |
0b8410f3 | 25 | #ifdef DBDEBUG_CONSOLE |
4888e623 GT |
26 | #if wxUSE_IOSTREAMH |
27 | #include <iostream.h> | |
28 | #else | |
29 | #include <iostream> | |
30 | #endif | |
0b8410f3 GT |
31 | #include "wx/ioswrap.h" |
32 | #endif | |
108106cf | 33 | |
882fc8a9 GT |
34 | #ifndef WX_PRECOMP |
35 | #include "wx/string.h" | |
36 | #include "wx/object.h" | |
37 | #include "wx/list.h" | |
38 | #include "wx/utils.h" | |
882fc8a9 | 39 | #include "wx/log.h" |
a2115c88 | 40 | #endif |
882fc8a9 | 41 | #include "wx/filefn.h" |
f6bcfd97 | 42 | |
a2115c88 | 43 | #if wxUSE_ODBC |
108106cf JS |
44 | |
45 | #include <stdio.h> | |
46 | #include <stdlib.h> | |
47 | #include <string.h> | |
67e9aaa3 | 48 | |
882fc8a9 | 49 | #include "wx/dbtable.h" |
108106cf | 50 | |
1fc5dd6f | 51 | #ifdef __UNIX__ |
108106cf JS |
52 | // The HPUX preprocessor lines below were commented out on 8/20/97 |
53 | // because macros.h currently redefines DEBUG and is unneeded. | |
54 | // # ifdef HPUX | |
55 | // # include <macros.h> | |
56 | // # endif | |
1fc5dd6f | 57 | # ifdef LINUX |
108106cf JS |
58 | # include <sys/minmax.h> |
59 | # endif | |
60 | #endif | |
61 | ||
a2115c88 GT |
62 | ULONG lastTableID = 0; |
63 | ||
64 | ||
e041ce57 | 65 | #ifdef __WXDEBUG__ |
89894079 | 66 | wxList TablesInUse; |
a2115c88 GT |
67 | #endif |
68 | ||
69 | ||
8a39593e | 70 | void csstrncpyt(wxChar *target, const wxChar *source, int n) |
e7c9692f GT |
71 | { |
72 | while ( (*target++ = *source++) != '\0' && --n ) | |
73 | ; | |
74 | ||
75 | *target = '\0'; | |
76 | } | |
77 | ||
78 | ||
79 | ||
da99271d GT |
80 | /********** wxDbColDef::wxDbColDef() Constructor **********/ |
81 | wxDbColDef::wxDbColDef() | |
82 | { | |
83 | Initialize(); | |
84 | } // Constructor | |
85 | ||
86 | ||
87 | bool wxDbColDef::Initialize() | |
88 | { | |
89 | ColName[0] = 0; | |
90 | DbDataType = DB_DATA_TYPE_INTEGER; | |
91 | SqlCtype = SQL_C_LONG; | |
92 | PtrDataObj = NULL; | |
93 | SzDataObj = 0; | |
68379eaf WS |
94 | KeyField = false; |
95 | Updateable = false; | |
96 | InsertAllowed = false; | |
97 | DerivedCol = false; | |
da99271d | 98 | CbValue = 0; |
68379eaf | 99 | Null = false; |
da99271d | 100 | |
68379eaf | 101 | return true; |
da99271d GT |
102 | } // wxDbColDef::Initialize() |
103 | ||
104 | ||
105 | /********** wxDbTable::wxDbTable() Constructor **********/ | |
6b3f4fb8 | 106 | wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns, |
4fdae997 | 107 | const wxString &qryTblName, bool qryOnly, const wxString &tblPath) |
108106cf | 108 | { |
6b3f4fb8 | 109 | if (!initialize(pwxDb, tblName, numColumns, qryTblName, qryOnly, tblPath)) |
4fdae997 GT |
110 | cleanup(); |
111 | } // wxDbTable::wxDbTable() | |
112 | ||
113 | ||
114 | /***** DEPRECATED: use wxDbTable::wxDbTable() format above *****/ | |
254a2129 | 115 | #if WXWIN_COMPATIBILITY_2_4 |
6b3f4fb8 | 116 | wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns, |
4fdae997 GT |
117 | const wxChar *qryTblName, bool qryOnly, const wxString &tblPath) |
118 | { | |
119 | wxString tempQryTblName; | |
120 | tempQryTblName = qryTblName; | |
6b3f4fb8 | 121 | if (!initialize(pwxDb, tblName, numColumns, tempQryTblName, qryOnly, tblPath)) |
4fdae997 GT |
122 | cleanup(); |
123 | } // wxDbTable::wxDbTable() | |
254a2129 | 124 | #endif // WXWIN_COMPATIBILITY_2_4 |
4fdae997 GT |
125 | |
126 | ||
127 | /********** wxDbTable::~wxDbTable() **********/ | |
128 | wxDbTable::~wxDbTable() | |
129 | { | |
130 | this->cleanup(); | |
131 | } // wxDbTable::~wxDbTable() | |
132 | ||
133 | ||
6b3f4fb8 | 134 | bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns, |
4fdae997 GT |
135 | const wxString &qryTblName, bool qryOnly, const wxString &tblPath) |
136 | { | |
137 | // Initializing member variables | |
f6bcfd97 | 138 | pDb = pwxDb; // Pointer to the wxDb object |
89894079 VZ |
139 | henv = 0; |
140 | hdbc = 0; | |
141 | hstmt = 0; | |
882fc8a9 | 142 | m_hstmtGridQuery = 0; |
89894079 VZ |
143 | hstmtDefault = 0; // Initialized below |
144 | hstmtCount = 0; // Initialized first time it is needed | |
145 | hstmtInsert = 0; | |
146 | hstmtDelete = 0; | |
147 | hstmtUpdate = 0; | |
148 | hstmtInternal = 0; | |
149 | colDefs = 0; | |
150 | tableID = 0; | |
b8032740 | 151 | m_numCols = numColumns; // Number of columns in the table |
4fdae997 GT |
152 | where.Empty(); // Where clause |
153 | orderBy.Empty(); // Order By clause | |
154 | from.Empty(); // From clause | |
68379eaf | 155 | selectForUpdate = false; // SELECT ... FOR UPDATE; Indicates whether to include the FOR UPDATE phrase |
89894079 | 156 | queryOnly = qryOnly; |
68379eaf | 157 | insertable = true; |
4fdae997 GT |
158 | tablePath.Empty(); |
159 | tableName.Empty(); | |
160 | queryTableName.Empty(); | |
89894079 | 161 | |
4fdae997 GT |
162 | wxASSERT(tblName.Length()); |
163 | wxASSERT(pDb); | |
89894079 | 164 | |
4fdae997 | 165 | if (!pDb) |
68379eaf | 166 | return false; |
4fdae997 GT |
167 | |
168 | tableName = tblName; // Table Name | |
215a0070 GT |
169 | if ((pDb->Dbms() == dbmsORACLE) || |
170 | (pDb->Dbms() == dbmsFIREBIRD) || | |
171 | (pDb->Dbms() == dbmsINTERBASE)) | |
172 | tableName = tableName.Upper(); | |
173 | ||
4fdae997 GT |
174 | if (tblPath.Length()) |
175 | tablePath = tblPath; // Table Path - used for dBase files | |
f02d4a64 | 176 | else |
4fdae997 | 177 | tablePath.Empty(); |
da38429d | 178 | |
4fdae997 GT |
179 | if (qryTblName.Length()) // Name of the table/view to query |
180 | queryTableName = qryTblName; | |
89894079 | 181 | else |
4fdae997 | 182 | queryTableName = tblName; |
da38429d | 183 | |
215a0070 GT |
184 | if ((pDb->Dbms() == dbmsORACLE) || |
185 | (pDb->Dbms() == dbmsFIREBIRD) || | |
186 | (pDb->Dbms() == dbmsINTERBASE)) | |
187 | queryTableName = queryTableName.Upper(); | |
188 | ||
f6bcfd97 | 189 | pDb->incrementTableCount(); |
da38429d | 190 | |
1e92909e | 191 | wxString s; |
89894079 | 192 | tableID = ++lastTableID; |
7d8c3dba | 193 | s.Printf(wxT("wxDbTable constructor (%-20s) tableID:[%6lu] pDb:[%p]"), tblName.c_str(), tableID, pDb); |
9082f1a9 | 194 | |
e041ce57 | 195 | #ifdef __WXDEBUG__ |
8128349e GT |
196 | wxTablesInUse *tableInUse; |
197 | tableInUse = new wxTablesInUse(); | |
89894079 | 198 | tableInUse->tableName = tblName; |
1e92909e GT |
199 | tableInUse->tableID = tableID; |
200 | tableInUse->pDb = pDb; | |
89894079 | 201 | TablesInUse.Append(tableInUse); |
a2115c88 | 202 | #endif |
da38429d | 203 | |
4fdae997 | 204 | pDb->WriteSqlLog(s); |
da38429d | 205 | |
f6bcfd97 BP |
206 | // Grab the HENV and HDBC from the wxDb object |
207 | henv = pDb->GetHENV(); | |
208 | hdbc = pDb->GetHDBC(); | |
da38429d | 209 | |
89894079 | 210 | // Allocate space for column definitions |
b8032740 GT |
211 | if (m_numCols) |
212 | colDefs = new wxDbColDef[m_numCols]; // Points to the first column definition | |
da38429d | 213 | |
89894079 VZ |
214 | // Allocate statement handles for the table |
215 | if (!queryOnly) | |
216 | { | |
217 | // Allocate a separate statement handle for performing inserts | |
218 | if (SQLAllocStmt(hdbc, &hstmtInsert) != SQL_SUCCESS) | |
219 | pDb->DispAllErrors(henv, hdbc); | |
220 | // Allocate a separate statement handle for performing deletes | |
221 | if (SQLAllocStmt(hdbc, &hstmtDelete) != SQL_SUCCESS) | |
222 | pDb->DispAllErrors(henv, hdbc); | |
223 | // Allocate a separate statement handle for performing updates | |
224 | if (SQLAllocStmt(hdbc, &hstmtUpdate) != SQL_SUCCESS) | |
225 | pDb->DispAllErrors(henv, hdbc); | |
226 | } | |
227 | // Allocate a separate statement handle for internal use | |
228 | if (SQLAllocStmt(hdbc, &hstmtInternal) != SQL_SUCCESS) | |
229 | pDb->DispAllErrors(henv, hdbc); | |
da38429d | 230 | |
89894079 VZ |
231 | // Set the cursor type for the statement handles |
232 | cursorType = SQL_CURSOR_STATIC; | |
da38429d | 233 | |
89894079 | 234 | if (SQLSetStmtOption(hstmtInternal, SQL_CURSOR_TYPE, cursorType) != SQL_SUCCESS) |
da38429d | 235 | { |
89894079 VZ |
236 | // Check to see if cursor type is supported |
237 | pDb->GetNextError(henv, hdbc, hstmtInternal); | |
4fdae997 | 238 | if (! wxStrcmp(pDb->sqlState, wxT("01S02"))) // Option Value Changed |
3ca6a5f0 | 239 | { |
89894079 VZ |
240 | // Datasource does not support static cursors. Driver |
241 | // will substitute a cursor type. Call SQLGetStmtOption() | |
242 | // to determine which cursor type was selected. | |
243 | if (SQLGetStmtOption(hstmtInternal, SQL_CURSOR_TYPE, &cursorType) != SQL_SUCCESS) | |
3ca6a5f0 | 244 | pDb->DispAllErrors(henv, hdbc, hstmtInternal); |
a2115c88 | 245 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 246 | cout << wxT("Static cursor changed to: "); |
89894079 | 247 | switch(cursorType) |
3ca6a5f0 BP |
248 | { |
249 | case SQL_CURSOR_FORWARD_ONLY: | |
4fdae997 | 250 | cout << wxT("Forward Only"); |
3ca6a5f0 BP |
251 | break; |
252 | case SQL_CURSOR_STATIC: | |
4fdae997 | 253 | cout << wxT("Static"); |
3ca6a5f0 BP |
254 | break; |
255 | case SQL_CURSOR_KEYSET_DRIVEN: | |
4fdae997 | 256 | cout << wxT("Keyset Driven"); |
3ca6a5f0 BP |
257 | break; |
258 | case SQL_CURSOR_DYNAMIC: | |
4fdae997 | 259 | cout << wxT("Dynamic"); |
3ca6a5f0 BP |
260 | break; |
261 | } | |
89894079 | 262 | cout << endl << endl; |
108106cf | 263 | #endif |
3ca6a5f0 BP |
264 | // BJO20000425 |
265 | if (pDb->FwdOnlyCursors() && cursorType != SQL_CURSOR_FORWARD_ONLY) | |
266 | { | |
267 | // Force the use of a forward only cursor... | |
268 | cursorType = SQL_CURSOR_FORWARD_ONLY; | |
269 | if (SQLSetStmtOption(hstmtInternal, SQL_CURSOR_TYPE, cursorType) != SQL_SUCCESS) | |
270 | { | |
271 | // Should never happen | |
272 | pDb->GetNextError(henv, hdbc, hstmtInternal); | |
68379eaf | 273 | return false; |
3ca6a5f0 BP |
274 | } |
275 | } | |
276 | } | |
277 | else | |
278 | { | |
89894079 VZ |
279 | pDb->DispNextError(); |
280 | pDb->DispAllErrors(henv, hdbc, hstmtInternal); | |
3ca6a5f0 | 281 | } |
89894079 | 282 | } |
a2115c88 | 283 | #ifdef DBDEBUG_CONSOLE |
89894079 | 284 | else |
4fdae997 | 285 | cout << wxT("Cursor Type set to STATIC") << endl << endl; |
108106cf | 286 | #endif |
da38429d | 287 | |
89894079 VZ |
288 | if (!queryOnly) |
289 | { | |
290 | // Set the cursor type for the INSERT statement handle | |
291 | if (SQLSetStmtOption(hstmtInsert, SQL_CURSOR_TYPE, SQL_CURSOR_FORWARD_ONLY) != SQL_SUCCESS) | |
292 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
293 | // Set the cursor type for the DELETE statement handle | |
294 | if (SQLSetStmtOption(hstmtDelete, SQL_CURSOR_TYPE, SQL_CURSOR_FORWARD_ONLY) != SQL_SUCCESS) | |
295 | pDb->DispAllErrors(henv, hdbc, hstmtDelete); | |
296 | // Set the cursor type for the UPDATE statement handle | |
297 | if (SQLSetStmtOption(hstmtUpdate, SQL_CURSOR_TYPE, SQL_CURSOR_FORWARD_ONLY) != SQL_SUCCESS) | |
298 | pDb->DispAllErrors(henv, hdbc, hstmtUpdate); | |
299 | } | |
da38429d | 300 | |
89894079 | 301 | // Make the default cursor the active cursor |
68379eaf | 302 | hstmtDefault = GetNewCursor(false,false); |
4fdae997 | 303 | wxASSERT(hstmtDefault); |
89894079 | 304 | hstmt = *hstmtDefault; |
108106cf | 305 | |
68379eaf | 306 | return true; |
67e9aaa3 | 307 | |
4fdae997 GT |
308 | } // wxDbTable::initialize() |
309 | ||
310 | ||
311 | void wxDbTable::cleanup() | |
108106cf | 312 | { |
1e92909e | 313 | wxString s; |
89894079 VZ |
314 | if (pDb) |
315 | { | |
7d8c3dba | 316 | s.Printf(wxT("wxDbTable destructor (%-20s) tableID:[%6lu] pDb:[%p]"), tableName.c_str(), tableID, pDb); |
4fdae997 | 317 | pDb->WriteSqlLog(s); |
89894079 | 318 | } |
a2115c88 | 319 | |
e041ce57 | 320 | #ifdef __WXDEBUG__ |
89894079 VZ |
321 | if (tableID) |
322 | { | |
68379eaf | 323 | bool found = false; |
1e92909e | 324 | |
e3f8f04d | 325 | wxList::compatibility_iterator pNode; |
52410d54 | 326 | pNode = TablesInUse.GetFirst(); |
89894079 VZ |
327 | while (pNode && !found) |
328 | { | |
52410d54 | 329 | if (((wxTablesInUse *)pNode->GetData())->tableID == tableID) |
89894079 | 330 | { |
68379eaf | 331 | found = true; |
e3f8f04d MB |
332 | delete (wxTablesInUse *)pNode->GetData(); |
333 | TablesInUse.Erase(pNode); | |
89894079 VZ |
334 | } |
335 | else | |
52410d54 | 336 | pNode = pNode->GetNext(); |
89894079 VZ |
337 | } |
338 | if (!found) | |
339 | { | |
1e92909e | 340 | wxString msg; |
597fadce | 341 | msg.Printf(wxT("Unable to find the tableID in the linked\nlist of tables in use.\n\n%s"),s.c_str()); |
4fdae997 | 342 | wxLogDebug (msg,wxT("NOTICE...")); |
89894079 VZ |
343 | } |
344 | } | |
a2115c88 | 345 | #endif |
e041ce57 | 346 | |
f6bcfd97 | 347 | // Decrement the wxDb table count |
89894079 | 348 | if (pDb) |
f6bcfd97 | 349 | pDb->decrementTableCount(); |
89894079 VZ |
350 | |
351 | // Delete memory allocated for column definitions | |
352 | if (colDefs) | |
353 | delete [] colDefs; | |
354 | ||
355 | // Free statement handles | |
356 | if (!queryOnly) | |
357 | { | |
358 | if (hstmtInsert) | |
7d8c3dba GT |
359 | { |
360 | /* | |
361 | ODBC 3.0 says to use this form | |
362 | if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS) | |
363 | */ | |
89894079 VZ |
364 | if (SQLFreeStmt(hstmtInsert, SQL_DROP) != SQL_SUCCESS) |
365 | pDb->DispAllErrors(henv, hdbc); | |
7d8c3dba | 366 | } |
7c5c05ae | 367 | |
89894079 | 368 | if (hstmtDelete) |
7d8c3dba GT |
369 | { |
370 | /* | |
371 | ODBC 3.0 says to use this form | |
372 | if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS) | |
373 | */ | |
89894079 | 374 | if (SQLFreeStmt(hstmtDelete, SQL_DROP) != SQL_SUCCESS) |
7d8c3dba GT |
375 | pDb->DispAllErrors(henv, hdbc); |
376 | } | |
7c5c05ae | 377 | |
89894079 | 378 | if (hstmtUpdate) |
7d8c3dba GT |
379 | { |
380 | /* | |
381 | ODBC 3.0 says to use this form | |
382 | if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS) | |
383 | */ | |
89894079 VZ |
384 | if (SQLFreeStmt(hstmtUpdate, SQL_DROP) != SQL_SUCCESS) |
385 | pDb->DispAllErrors(henv, hdbc); | |
7d8c3dba | 386 | } |
89894079 | 387 | } |
3ca6a5f0 | 388 | |
89894079 | 389 | if (hstmtInternal) |
7d8c3dba | 390 | { |
89894079 VZ |
391 | if (SQLFreeStmt(hstmtInternal, SQL_DROP) != SQL_SUCCESS) |
392 | pDb->DispAllErrors(henv, hdbc); | |
7d8c3dba | 393 | } |
89894079 VZ |
394 | |
395 | // Delete dynamically allocated cursors | |
396 | if (hstmtDefault) | |
397 | DeleteCursor(hstmtDefault); | |
7c5c05ae | 398 | |
89894079 VZ |
399 | if (hstmtCount) |
400 | DeleteCursor(hstmtCount); | |
882fc8a9 GT |
401 | |
402 | if (m_hstmtGridQuery) | |
403 | DeleteCursor(m_hstmtGridQuery); | |
404 | ||
4fdae997 | 405 | } // wxDbTable::cleanup() |
67e9aaa3 GT |
406 | |
407 | ||
6919c53f GT |
408 | /***************************** PRIVATE FUNCTIONS *****************************/ |
409 | ||
67e9aaa3 | 410 | |
0907ea9c | 411 | void wxDbTable::setCbValueForColumn(int columnIndex) |
e9ed92a2 GT |
412 | { |
413 | switch(colDefs[columnIndex].DbDataType) | |
414 | { | |
415 | case DB_DATA_TYPE_VARCHAR: | |
7eeba511 | 416 | case DB_DATA_TYPE_MEMO: |
e9ed92a2 GT |
417 | if (colDefs[columnIndex].Null) |
418 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
419 | else | |
420 | colDefs[columnIndex].CbValue = SQL_NTS; | |
421 | break; | |
7eeba511 | 422 | break; |
e9ed92a2 GT |
423 | case DB_DATA_TYPE_INTEGER: |
424 | if (colDefs[columnIndex].Null) | |
425 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
426 | else | |
427 | colDefs[columnIndex].CbValue = 0; | |
428 | break; | |
429 | case DB_DATA_TYPE_FLOAT: | |
430 | if (colDefs[columnIndex].Null) | |
431 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
432 | else | |
433 | colDefs[columnIndex].CbValue = 0; | |
434 | break; | |
435 | case DB_DATA_TYPE_DATE: | |
436 | if (colDefs[columnIndex].Null) | |
437 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
438 | else | |
439 | colDefs[columnIndex].CbValue = 0; | |
440 | break; | |
441 | case DB_DATA_TYPE_BLOB: | |
442 | if (colDefs[columnIndex].Null) | |
443 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
444 | else | |
e4e45573 | 445 | if (colDefs[columnIndex].SqlCtype == SQL_C_WXCHAR) |
fd9b9198 | 446 | colDefs[columnIndex].CbValue = SQL_NTS; |
e9ed92a2 GT |
447 | else |
448 | colDefs[columnIndex].CbValue = SQL_LEN_DATA_AT_EXEC(colDefs[columnIndex].SzDataObj); | |
449 | break; | |
450 | } | |
451 | } | |
452 | ||
2beca662 | 453 | /********** wxDbTable::bindParams() **********/ |
4fdae997 | 454 | bool wxDbTable::bindParams(bool forUpdate) |
6919c53f | 455 | { |
4fdae997 | 456 | wxASSERT(!queryOnly); |
89894079 | 457 | if (queryOnly) |
68379eaf | 458 | return false; |
da38429d | 459 | |
89894079 | 460 | SWORD fSqlType = 0; |
d171743e | 461 | SDWORD precision = 0; |
89894079 | 462 | SWORD scale = 0; |
da38429d | 463 | |
4fdae997 GT |
464 | // Bind each column of the table that should be bound |
465 | // to a parameter marker | |
6b3f4fb8 | 466 | int i; |
b8032740 | 467 | UWORD colNumber; |
2beca662 | 468 | |
b8032740 | 469 | for (i=0, colNumber=1; i < m_numCols; i++) |
89894079 | 470 | { |
4fdae997 | 471 | if (forUpdate) |
89894079 | 472 | { |
2beca662 | 473 | if (!colDefs[i].Updateable) |
4fdae997 | 474 | continue; |
89894079 | 475 | } |
4fdae997 | 476 | else |
3ca6a5f0 | 477 | { |
2beca662 | 478 | if (!colDefs[i].InsertAllowed) |
4fdae997 | 479 | continue; |
3ca6a5f0 | 480 | } |
6919c53f | 481 | |
89894079 VZ |
482 | switch(colDefs[i].DbDataType) |
483 | { | |
3ca6a5f0 BP |
484 | case DB_DATA_TYPE_VARCHAR: |
485 | fSqlType = pDb->GetTypeInfVarchar().FsqlType; | |
486 | precision = colDefs[i].SzDataObj; | |
487 | scale = 0; | |
3ca6a5f0 | 488 | break; |
7eeba511 JS |
489 | case DB_DATA_TYPE_MEMO: |
490 | fSqlType = pDb->GetTypeInfMemo().FsqlType; | |
491 | precision = colDefs[i].SzDataObj; | |
492 | scale = 0; | |
493 | break; | |
3ca6a5f0 BP |
494 | case DB_DATA_TYPE_INTEGER: |
495 | fSqlType = pDb->GetTypeInfInteger().FsqlType; | |
496 | precision = pDb->GetTypeInfInteger().Precision; | |
497 | scale = 0; | |
3ca6a5f0 BP |
498 | break; |
499 | case DB_DATA_TYPE_FLOAT: | |
500 | fSqlType = pDb->GetTypeInfFloat().FsqlType; | |
501 | precision = pDb->GetTypeInfFloat().Precision; | |
da38429d | 502 | scale = pDb->GetTypeInfFloat().MaximumScale; |
3ca6a5f0 BP |
503 | // SQL Sybase Anywhere v5.5 returned a negative number for the |
504 | // MaxScale. This caused ODBC to kick out an error on ibscale. | |
505 | // I check for this here and set the scale = precision. | |
506 | //if (scale < 0) | |
507 | // scale = (short) precision; | |
3ca6a5f0 BP |
508 | break; |
509 | case DB_DATA_TYPE_DATE: | |
510 | fSqlType = pDb->GetTypeInfDate().FsqlType; | |
511 | precision = pDb->GetTypeInfDate().Precision; | |
512 | scale = 0; | |
3ca6a5f0 | 513 | break; |
bf5423ea GT |
514 | case DB_DATA_TYPE_BLOB: |
515 | fSqlType = pDb->GetTypeInfBlob().FsqlType; | |
c9b6d796 | 516 | precision = colDefs[i].SzDataObj; |
bf5423ea | 517 | scale = 0; |
bf5423ea | 518 | break; |
3ca6a5f0 | 519 | } |
e9ed92a2 GT |
520 | |
521 | setCbValueForColumn(i); | |
522 | ||
4fdae997 GT |
523 | if (forUpdate) |
524 | { | |
b8032740 | 525 | if (SQLBindParameter(hstmtUpdate, colNumber++, SQL_PARAM_INPUT, colDefs[i].SqlCtype, |
da38429d | 526 | fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, |
4fdae997 GT |
527 | precision+1, &colDefs[i].CbValue) != SQL_SUCCESS) |
528 | { | |
529 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
530 | } | |
531 | } | |
532 | else | |
3ca6a5f0 | 533 | { |
b8032740 | 534 | if (SQLBindParameter(hstmtInsert, colNumber++, SQL_PARAM_INPUT, colDefs[i].SqlCtype, |
da38429d | 535 | fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, |
c9b6d796 | 536 | precision+1, &colDefs[i].CbValue) != SQL_SUCCESS) |
4fdae997 GT |
537 | { |
538 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); | |
539 | } | |
89894079 | 540 | } |
89894079 | 541 | } |
da38429d | 542 | |
89894079 | 543 | // Completed successfully |
68379eaf | 544 | return true; |
6919c53f | 545 | |
4fdae997 GT |
546 | } // wxDbTable::bindParams() |
547 | ||
548 | ||
549 | /********** wxDbTable::bindInsertParams() **********/ | |
550 | bool wxDbTable::bindInsertParams(void) | |
551 | { | |
68379eaf | 552 | return bindParams(false); |
4fdae997 GT |
553 | } // wxDbTable::bindInsertParams() |
554 | ||
555 | ||
556 | /********** wxDbTable::bindUpdateParams() **********/ | |
557 | bool wxDbTable::bindUpdateParams(void) | |
558 | { | |
68379eaf | 559 | return bindParams(true); |
f6bcfd97 | 560 | } // wxDbTable::bindUpdateParams() |
6919c53f | 561 | |
67e9aaa3 | 562 | |
f6bcfd97 BP |
563 | /********** wxDbTable::bindCols() **********/ |
564 | bool wxDbTable::bindCols(HSTMT cursor) | |
6919c53f | 565 | { |
e716b9be | 566 | static SQLLEN cb; |
9d943681 | 567 | |
89894079 | 568 | // Bind each column of the table to a memory address for fetching data |
6b3f4fb8 | 569 | UWORD i; |
b8032740 | 570 | for (i = 0; i < m_numCols; i++) |
3ca6a5f0 | 571 | { |
9d943681 | 572 | cb = colDefs[i].CbValue; |
6b3f4fb8 | 573 | if (SQLBindCol(cursor, (UWORD)(i+1), colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj, |
9d943681 | 574 | colDefs[i].SzDataObj, &cb ) != SQL_SUCCESS) |
3ca6a5f0 | 575 | return (pDb->DispAllErrors(henv, hdbc, cursor)); |
3ca6a5f0 | 576 | } |
89894079 VZ |
577 | |
578 | // Completed successfully | |
68379eaf | 579 | return true; |
6919c53f | 580 | |
f6bcfd97 | 581 | } // wxDbTable::bindCols() |
6919c53f | 582 | |
67e9aaa3 | 583 | |
f6bcfd97 BP |
584 | /********** wxDbTable::getRec() **********/ |
585 | bool wxDbTable::getRec(UWORD fetchType) | |
6919c53f | 586 | { |
89894079 VZ |
587 | RETCODE retcode; |
588 | ||
589 | if (!pDb->FwdOnlyCursors()) | |
590 | { | |
591 | // Fetch the NEXT, PREV, FIRST or LAST record, depending on fetchType | |
e716b9be | 592 | SQLULEN cRowsFetched; |
89894079 VZ |
593 | UWORD rowStatus; |
594 | ||
595 | retcode = SQLExtendedFetch(hstmt, fetchType, 0, &cRowsFetched, &rowStatus); | |
5a226de0 | 596 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
3ca6a5f0 | 597 | { |
89894079 | 598 | if (retcode == SQL_NO_DATA_FOUND) |
68379eaf | 599 | return false; |
89894079 VZ |
600 | else |
601 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); | |
3ca6a5f0 | 602 | } |
f02d4a64 GT |
603 | else |
604 | { | |
605 | // Set the Null member variable to indicate the Null state | |
606 | // of each column just read in. | |
607 | int i; | |
b8032740 | 608 | for (i = 0; i < m_numCols; i++) |
f02d4a64 GT |
609 | colDefs[i].Null = (colDefs[i].CbValue == SQL_NULL_DATA); |
610 | } | |
89894079 VZ |
611 | } |
612 | else | |
613 | { | |
614 | // Fetch the next record from the record set | |
615 | retcode = SQLFetch(hstmt); | |
616 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) | |
617 | { | |
618 | if (retcode == SQL_NO_DATA_FOUND) | |
68379eaf | 619 | return false; |
89894079 VZ |
620 | else |
621 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); | |
622 | } | |
f02d4a64 GT |
623 | else |
624 | { | |
625 | // Set the Null member variable to indicate the Null state | |
626 | // of each column just read in. | |
627 | int i; | |
b8032740 | 628 | for (i = 0; i < m_numCols; i++) |
f02d4a64 GT |
629 | colDefs[i].Null = (colDefs[i].CbValue == SQL_NULL_DATA); |
630 | } | |
89894079 VZ |
631 | } |
632 | ||
633 | // Completed successfully | |
68379eaf | 634 | return true; |
6919c53f | 635 | |
f6bcfd97 | 636 | } // wxDbTable::getRec() |
6919c53f | 637 | |
67e9aaa3 | 638 | |
f6bcfd97 | 639 | /********** wxDbTable::execDelete() **********/ |
4fdae997 | 640 | bool wxDbTable::execDelete(const wxString &pSqlStmt) |
6919c53f | 641 | { |
2beca662 GT |
642 | RETCODE retcode; |
643 | ||
89894079 | 644 | // Execute the DELETE statement |
8a39593e | 645 | retcode = SQLExecDirect(hstmtDelete, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); |
6919c53f | 646 | |
2beca662 GT |
647 | if (retcode == SQL_SUCCESS || |
648 | retcode == SQL_NO_DATA_FOUND || | |
649 | retcode == SQL_SUCCESS_WITH_INFO) | |
650 | { | |
651 | // Record deleted successfully | |
68379eaf | 652 | return true; |
2beca662 GT |
653 | } |
654 | ||
655 | // Problem deleting record | |
656 | return(pDb->DispAllErrors(henv, hdbc, hstmtDelete)); | |
6919c53f | 657 | |
f6bcfd97 | 658 | } // wxDbTable::execDelete() |
6919c53f | 659 | |
67e9aaa3 | 660 | |
f6bcfd97 | 661 | /********** wxDbTable::execUpdate() **********/ |
4fdae997 | 662 | bool wxDbTable::execUpdate(const wxString &pSqlStmt) |
6919c53f | 663 | { |
2beca662 GT |
664 | RETCODE retcode; |
665 | ||
89894079 | 666 | // Execute the UPDATE statement |
8a39593e | 667 | retcode = SQLExecDirect(hstmtUpdate, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); |
6919c53f | 668 | |
2beca662 GT |
669 | if (retcode == SQL_SUCCESS || |
670 | retcode == SQL_NO_DATA_FOUND || | |
671 | retcode == SQL_SUCCESS_WITH_INFO) | |
672 | { | |
673 | // Record updated successfully | |
68379eaf | 674 | return true; |
2beca662 | 675 | } |
5962bdb8 JS |
676 | else if (retcode == SQL_NEED_DATA) |
677 | { | |
678 | PTR pParmID; | |
8a39593e JS |
679 | retcode = SQLParamData(hstmtUpdate, &pParmID); |
680 | while (retcode == SQL_NEED_DATA) | |
5962bdb8 JS |
681 | { |
682 | // Find the parameter | |
683 | int i; | |
b8032740 | 684 | for (i=0; i < m_numCols; i++) |
5962bdb8 JS |
685 | { |
686 | if (colDefs[i].PtrDataObj == pParmID) | |
687 | { | |
688 | // We found it. Store the parameter. | |
689 | retcode = SQLPutData(hstmtUpdate, pParmID, colDefs[i].SzDataObj); | |
690 | if (retcode != SQL_SUCCESS) | |
691 | { | |
692 | pDb->DispNextError(); | |
693 | return pDb->DispAllErrors(henv, hdbc, hstmtUpdate); | |
694 | } | |
695 | break; | |
696 | } | |
697 | } | |
c9b6d796 | 698 | retcode = SQLParamData(hstmtUpdate, &pParmID); |
5962bdb8 JS |
699 | } |
700 | if (retcode == SQL_SUCCESS || | |
701 | retcode == SQL_NO_DATA_FOUND || | |
702 | retcode == SQL_SUCCESS_WITH_INFO) | |
703 | { | |
704 | // Record updated successfully | |
68379eaf | 705 | return true; |
5962bdb8 JS |
706 | } |
707 | } | |
2beca662 GT |
708 | |
709 | // Problem updating record | |
710 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
6919c53f | 711 | |
f6bcfd97 | 712 | } // wxDbTable::execUpdate() |
6919c53f | 713 | |
67e9aaa3 | 714 | |
f6bcfd97 | 715 | /********** wxDbTable::query() **********/ |
4fdae997 | 716 | bool wxDbTable::query(int queryType, bool forUpdate, bool distinct, const wxString &pSqlStmt) |
6919c53f | 717 | { |
4fdae997 | 718 | wxString sqlStmt; |
6919c53f | 719 | |
89894079 VZ |
720 | if (forUpdate) |
721 | // The user may wish to select for update, but the DBMS may not be capable | |
722 | selectForUpdate = CanSelectForUpdate(); | |
723 | else | |
68379eaf | 724 | selectForUpdate = false; |
6919c53f | 725 | |
89894079 VZ |
726 | // Set the SQL SELECT string |
727 | if (queryType != DB_SELECT_STATEMENT) // A select statement was not passed in, | |
3ca6a5f0 | 728 | { // so generate a select statement. |
f6bcfd97 | 729 | BuildSelectStmt(sqlStmt, queryType, distinct); |
89894079 | 730 | pDb->WriteSqlLog(sqlStmt); |
3ca6a5f0 | 731 | } |
e93a3a18 | 732 | |
89894079 | 733 | // Make sure the cursor is closed first |
e93a3a18 | 734 | if (!CloseCursor(hstmt)) |
68379eaf | 735 | return false; |
6919c53f | 736 | |
89894079 | 737 | // Execute the SQL SELECT statement |
da38429d | 738 | int retcode; |
8a39593e | 739 | retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt.c_str() : sqlStmt.c_str()), SQL_NTS); |
89894079 | 740 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
3ca6a5f0 | 741 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); |
6919c53f | 742 | |
89894079 | 743 | // Completed successfully |
68379eaf | 744 | return true; |
6919c53f | 745 | |
f6bcfd97 | 746 | } // wxDbTable::query() |
6919c53f GT |
747 | |
748 | ||
67e9aaa3 GT |
749 | /***************************** PUBLIC FUNCTIONS *****************************/ |
750 | ||
6919c53f | 751 | |
f6bcfd97 | 752 | /********** wxDbTable::Open() **********/ |
1454d4e6 | 753 | bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists) |
108106cf | 754 | { |
89894079 | 755 | if (!pDb) |
68379eaf | 756 | return false; |
3ca6a5f0 | 757 | |
89894079 | 758 | int i; |
1e92909e | 759 | wxString sqlStmt; |
f02d4a64 | 760 | wxString s; |
882fc8a9 GT |
761 | |
762 | // Calculate the maximum size of the concatenated | |
763 | // keys for use with wxDbGrid | |
764 | m_keysize = 0; | |
b8032740 | 765 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
766 | { |
767 | if (colDefs[i].KeyField) | |
768 | { | |
882fc8a9 GT |
769 | m_keysize += colDefs[i].SzDataObj; |
770 | } | |
771 | } | |
89894079 | 772 | |
4fdae997 | 773 | s.Empty(); |
38ae3a10 GT |
774 | |
775 | bool exists = true; | |
776 | if (checkTableExists) | |
777 | { | |
778 | if (pDb->Dbms() == dbmsPOSTGRES) | |
779 | exists = pDb->TableExists(tableName, NULL, tablePath); | |
780 | else | |
781 | exists = pDb->TableExists(tableName, pDb->GetUsername(), tablePath); | |
782 | } | |
783 | ||
89894079 | 784 | // Verify that the table exists in the database |
38ae3a10 | 785 | if (!exists) |
89894079 | 786 | { |
4fdae997 GT |
787 | s = wxT("Table/view does not exist in the database"); |
788 | if ( *(pDb->dbInf.accessibleTables) == wxT('Y')) | |
789 | s += wxT(", or you have no permissions.\n"); | |
e16143f6 | 790 | else |
4fdae997 | 791 | s += wxT(".\n"); |
f02d4a64 GT |
792 | } |
793 | else if (checkPrivileges) | |
794 | { | |
795 | // Verify the user has rights to access the table. | |
d8d26772 WS |
796 | bool hasPrivs wxDUMMY_INITIALIZE(true); |
797 | ||
38ae3a10 GT |
798 | if (pDb->Dbms() == dbmsPOSTGRES) |
799 | hasPrivs = pDb->TablePrivileges(tableName, wxT("SELECT"), pDb->GetUsername(), NULL, tablePath); | |
800 | else | |
801 | hasPrivs = pDb->TablePrivileges(tableName, wxT("SELECT"), pDb->GetUsername(), pDb->GetUsername(), tablePath); | |
802 | ||
803 | if (!hasPrivs) | |
e4e45573 | 804 | s = wxT("Connecting user does not have sufficient privileges to access this table.\n"); |
f02d4a64 GT |
805 | } |
806 | ||
d8d26772 | 807 | if (!s.empty()) |
f02d4a64 GT |
808 | { |
809 | wxString p; | |
810 | ||
d8d26772 | 811 | if (!tablePath.empty()) |
7d8c3dba | 812 | p.Printf(wxT("Error opening '%s/%s'.\n"),tablePath.c_str(),tableName.c_str()); |
e16143f6 | 813 | else |
7d8c3dba | 814 | p.Printf(wxT("Error opening '%s'.\n"), tableName.c_str()); |
f02d4a64 GT |
815 | |
816 | p += s; | |
817 | pDb->LogError(p.GetData()); | |
818 | ||
68379eaf | 819 | return false; |
89894079 VZ |
820 | } |
821 | ||
822 | // Bind the member variables for field exchange between | |
f6bcfd97 | 823 | // the wxDbTable object and the ODBC record. |
89894079 VZ |
824 | if (!queryOnly) |
825 | { | |
826 | if (!bindInsertParams()) // Inserts | |
68379eaf | 827 | return false; |
da38429d | 828 | |
89894079 | 829 | if (!bindUpdateParams()) // Updates |
68379eaf | 830 | return false; |
89894079 | 831 | } |
3ca6a5f0 | 832 | |
89894079 | 833 | if (!bindCols(*hstmtDefault)) // Selects |
68379eaf | 834 | return false; |
da38429d | 835 | |
89894079 | 836 | if (!bindCols(hstmtInternal)) // Internal use only |
68379eaf | 837 | return false; |
f02d4a64 GT |
838 | |
839 | /* | |
89894079 VZ |
840 | * Do NOT bind the hstmtCount cursor!!! |
841 | */ | |
842 | ||
843 | // Build an insert statement using parameter markers | |
b8032740 | 844 | if (!queryOnly && m_numCols > 0) |
89894079 | 845 | { |
68379eaf | 846 | bool needComma = false; |
1d6f2348 VZ |
847 | sqlStmt.Printf(wxT("INSERT INTO %s ("), |
848 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
b8032740 | 849 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
850 | { |
851 | if (! colDefs[i].InsertAllowed) | |
852 | continue; | |
853 | if (needComma) | |
4fdae997 | 854 | sqlStmt += wxT(","); |
243d4b36 | 855 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
68379eaf | 856 | needComma = true; |
89894079 | 857 | } |
68379eaf | 858 | needComma = false; |
4fdae997 | 859 | sqlStmt += wxT(") VALUES ("); |
f6bcfd97 | 860 | |
3ca6a5f0 | 861 | int insertableCount = 0; |
f6bcfd97 | 862 | |
b8032740 | 863 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
864 | { |
865 | if (! colDefs[i].InsertAllowed) | |
866 | continue; | |
867 | if (needComma) | |
4fdae997 GT |
868 | sqlStmt += wxT(","); |
869 | sqlStmt += wxT("?"); | |
68379eaf | 870 | needComma = true; |
3ca6a5f0 | 871 | insertableCount++; |
89894079 | 872 | } |
4fdae997 | 873 | sqlStmt += wxT(")"); |
da38429d | 874 | |
89894079 | 875 | // Prepare the insert statement for execution |
da38429d | 876 | if (insertableCount) |
3ca6a5f0 | 877 | { |
8a39593e | 878 | if (SQLPrepare(hstmtInsert, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) |
f6bcfd97 BP |
879 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); |
880 | } | |
da38429d | 881 | else |
68379eaf | 882 | insertable = false; |
89894079 | 883 | } |
da38429d | 884 | |
89894079 | 885 | // Completed successfully |
68379eaf | 886 | return true; |
108106cf | 887 | |
f6bcfd97 | 888 | } // wxDbTable::Open() |
108106cf | 889 | |
67e9aaa3 | 890 | |
f6bcfd97 BP |
891 | /********** wxDbTable::Query() **********/ |
892 | bool wxDbTable::Query(bool forUpdate, bool distinct) | |
108106cf JS |
893 | { |
894 | ||
89894079 | 895 | return(query(DB_SELECT_WHERE, forUpdate, distinct)); |
108106cf | 896 | |
f6bcfd97 | 897 | } // wxDbTable::Query() |
108106cf | 898 | |
67e9aaa3 | 899 | |
f6bcfd97 | 900 | /********** wxDbTable::QueryBySqlStmt() **********/ |
4fdae997 | 901 | bool wxDbTable::QueryBySqlStmt(const wxString &pSqlStmt) |
108106cf | 902 | { |
89894079 | 903 | pDb->WriteSqlLog(pSqlStmt); |
108106cf | 904 | |
68379eaf | 905 | return(query(DB_SELECT_STATEMENT, false, false, pSqlStmt)); |
108106cf | 906 | |
f6bcfd97 | 907 | } // wxDbTable::QueryBySqlStmt() |
108106cf | 908 | |
67e9aaa3 | 909 | |
f6bcfd97 BP |
910 | /********** wxDbTable::QueryMatching() **********/ |
911 | bool wxDbTable::QueryMatching(bool forUpdate, bool distinct) | |
108106cf JS |
912 | { |
913 | ||
89894079 | 914 | return(query(DB_SELECT_MATCHING, forUpdate, distinct)); |
108106cf | 915 | |
f6bcfd97 | 916 | } // wxDbTable::QueryMatching() |
108106cf | 917 | |
67e9aaa3 | 918 | |
f6bcfd97 BP |
919 | /********** wxDbTable::QueryOnKeyFields() **********/ |
920 | bool wxDbTable::QueryOnKeyFields(bool forUpdate, bool distinct) | |
108106cf JS |
921 | { |
922 | ||
89894079 | 923 | return(query(DB_SELECT_KEYFIELDS, forUpdate, distinct)); |
108106cf | 924 | |
f6bcfd97 | 925 | } // wxDbTable::QueryOnKeyFields() |
108106cf | 926 | |
67e9aaa3 | 927 | |
f6bcfd97 BP |
928 | /********** wxDbTable::GetPrev() **********/ |
929 | bool wxDbTable::GetPrev(void) | |
a3439c7d | 930 | { |
89894079 VZ |
931 | if (pDb->FwdOnlyCursors()) |
932 | { | |
f6bcfd97 | 933 | wxFAIL_MSG(wxT("GetPrev()::Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 934 | return false; |
89894079 VZ |
935 | } |
936 | else | |
937 | return(getRec(SQL_FETCH_PRIOR)); | |
3ca6a5f0 | 938 | |
f6bcfd97 | 939 | } // wxDbTable::GetPrev() |
a3439c7d | 940 | |
67e9aaa3 | 941 | |
f6bcfd97 BP |
942 | /********** wxDbTable::operator-- **********/ |
943 | bool wxDbTable::operator--(int) | |
a3439c7d | 944 | { |
89894079 VZ |
945 | if (pDb->FwdOnlyCursors()) |
946 | { | |
f6bcfd97 | 947 | wxFAIL_MSG(wxT("operator--:Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 948 | return false; |
89894079 VZ |
949 | } |
950 | else | |
951 | return(getRec(SQL_FETCH_PRIOR)); | |
3ca6a5f0 | 952 | |
f6bcfd97 | 953 | } // wxDbTable::operator-- |
a3439c7d | 954 | |
67e9aaa3 | 955 | |
f6bcfd97 BP |
956 | /********** wxDbTable::GetFirst() **********/ |
957 | bool wxDbTable::GetFirst(void) | |
a3439c7d | 958 | { |
89894079 VZ |
959 | if (pDb->FwdOnlyCursors()) |
960 | { | |
f6bcfd97 | 961 | wxFAIL_MSG(wxT("GetFirst():Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 962 | return false; |
89894079 VZ |
963 | } |
964 | else | |
965 | return(getRec(SQL_FETCH_FIRST)); | |
3ca6a5f0 | 966 | |
f6bcfd97 | 967 | } // wxDbTable::GetFirst() |
a3439c7d | 968 | |
67e9aaa3 | 969 | |
f6bcfd97 BP |
970 | /********** wxDbTable::GetLast() **********/ |
971 | bool wxDbTable::GetLast(void) | |
a3439c7d | 972 | { |
89894079 VZ |
973 | if (pDb->FwdOnlyCursors()) |
974 | { | |
f6bcfd97 | 975 | wxFAIL_MSG(wxT("GetLast()::Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 976 | return false; |
89894079 | 977 | } |
da38429d | 978 | else |
89894079 | 979 | return(getRec(SQL_FETCH_LAST)); |
3ca6a5f0 | 980 | |
f6bcfd97 | 981 | } // wxDbTable::GetLast() |
a3439c7d | 982 | |
67e9aaa3 | 983 | |
4fdae997 GT |
984 | /********** wxDbTable::BuildDeleteStmt() **********/ |
985 | void wxDbTable::BuildDeleteStmt(wxString &pSqlStmt, int typeOfDel, const wxString &pWhereClause) | |
108106cf | 986 | { |
4fdae997 GT |
987 | wxASSERT(!queryOnly); |
988 | if (queryOnly) | |
989 | return; | |
990 | ||
991 | wxString whereClause; | |
89894079 | 992 | |
4fdae997 GT |
993 | whereClause.Empty(); |
994 | ||
995 | // Handle the case of DeleteWhere() and the where clause is blank. It should | |
996 | // delete all records from the database in this case. | |
997 | if (typeOfDel == DB_DEL_WHERE && (pWhereClause.Length() == 0)) | |
998 | { | |
1d6f2348 VZ |
999 | pSqlStmt.Printf(wxT("DELETE FROM %s"), |
1000 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
4fdae997 GT |
1001 | return; |
1002 | } | |
1003 | ||
1d6f2348 VZ |
1004 | pSqlStmt.Printf(wxT("DELETE FROM %s WHERE "), |
1005 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
4fdae997 GT |
1006 | |
1007 | // Append the WHERE clause to the SQL DELETE statement | |
1008 | switch(typeOfDel) | |
1009 | { | |
1010 | case DB_DEL_KEYFIELDS: | |
1011 | // If the datasource supports the ROWID column, build | |
1012 | // the where on ROWID for efficiency purposes. | |
1013 | // e.g. DELETE FROM PARTS WHERE ROWID = '111.222.333' | |
b8032740 | 1014 | if (CanUpdateByROWID()) |
4fdae997 | 1015 | { |
e716b9be | 1016 | SQLLEN cb; |
4fdae997 GT |
1017 | wxChar rowid[wxDB_ROWID_LEN+1]; |
1018 | ||
1019 | // Get the ROWID value. If not successful retreiving the ROWID, | |
1020 | // simply fall down through the code and build the WHERE clause | |
1021 | // based on the key fields. | |
b8032740 | 1022 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
4fdae997 GT |
1023 | { |
1024 | pSqlStmt += wxT("ROWID = '"); | |
1025 | pSqlStmt += rowid; | |
1026 | pSqlStmt += wxT("'"); | |
1027 | break; | |
1028 | } | |
1029 | } | |
1030 | // Unable to delete by ROWID, so build a WHERE | |
1031 | // clause based on the keyfields. | |
1032 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
1033 | pSqlStmt += whereClause; | |
1034 | break; | |
1035 | case DB_DEL_WHERE: | |
1036 | pSqlStmt += pWhereClause; | |
1037 | break; | |
1038 | case DB_DEL_MATCHING: | |
1039 | BuildWhereClause(whereClause, DB_WHERE_MATCHING); | |
1040 | pSqlStmt += whereClause; | |
1041 | break; | |
1042 | } | |
1043 | ||
1044 | } // BuildDeleteStmt() | |
1045 | ||
1046 | ||
1047 | /***** DEPRECATED: use wxDbTable::BuildDeleteStmt(wxString &....) form *****/ | |
1048 | void wxDbTable::BuildDeleteStmt(wxChar *pSqlStmt, int typeOfDel, const wxString &pWhereClause) | |
1049 | { | |
1050 | wxString tempSqlStmt; | |
1051 | BuildDeleteStmt(tempSqlStmt, typeOfDel, pWhereClause); | |
1052 | wxStrcpy(pSqlStmt, tempSqlStmt); | |
1053 | } // wxDbTable::BuildDeleteStmt() | |
1054 | ||
1055 | ||
1056 | /********** wxDbTable::BuildSelectStmt() **********/ | |
1057 | void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool distinct) | |
1058 | { | |
1059 | wxString whereClause; | |
1060 | whereClause.Empty(); | |
89894079 VZ |
1061 | |
1062 | // Build a select statement to query the database | |
4fdae997 | 1063 | pSqlStmt = wxT("SELECT "); |
89894079 VZ |
1064 | |
1065 | // SELECT DISTINCT values only? | |
1066 | if (distinct) | |
4fdae997 | 1067 | pSqlStmt += wxT("DISTINCT "); |
89894079 VZ |
1068 | |
1069 | // Was a FROM clause specified to join tables to the base table? | |
1070 | // Available for ::Query() only!!! | |
68379eaf | 1071 | bool appendFromClause = false; |
f6bcfd97 | 1072 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 1073 | if (typeOfSelect == DB_SELECT_WHERE && from && wxStrlen(from)) |
68379eaf | 1074 | appendFromClause = true; |
f6bcfd97 BP |
1075 | #else |
1076 | if (typeOfSelect == DB_SELECT_WHERE && from.Length()) | |
68379eaf | 1077 | appendFromClause = true; |
f6bcfd97 | 1078 | #endif |
89894079 VZ |
1079 | |
1080 | // Add the column list | |
1081 | int i; | |
52410d54 | 1082 | wxString tStr; |
b8032740 | 1083 | for (i = 0; i < m_numCols; i++) |
89894079 | 1084 | { |
52410d54 | 1085 | tStr = colDefs[i].ColName; |
89894079 | 1086 | // If joining tables, the base table column names must be qualified to avoid ambiguity |
d23a4aa7 | 1087 | if ((appendFromClause || pDb->Dbms() == dbmsACCESS) && tStr.Find(wxT('.')) == wxNOT_FOUND) |
89894079 | 1088 | { |
243d4b36 | 1089 | pSqlStmt += pDb->SQLTableName(queryTableName.c_str()); |
4fdae997 | 1090 | pSqlStmt += wxT("."); |
89894079 | 1091 | } |
243d4b36 | 1092 | pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
b8032740 | 1093 | if (i + 1 < m_numCols) |
4fdae997 | 1094 | pSqlStmt += wxT(","); |
89894079 VZ |
1095 | } |
1096 | ||
1097 | // If the datasource supports ROWID, get this column as well. Exception: Don't retrieve | |
1098 | // the ROWID if querying distinct records. The rowid will always be unique. | |
b8032740 | 1099 | if (!distinct && CanUpdateByROWID()) |
89894079 VZ |
1100 | { |
1101 | // If joining tables, the base table column names must be qualified to avoid ambiguity | |
2beca662 | 1102 | if (appendFromClause || pDb->Dbms() == dbmsACCESS) |
89894079 | 1103 | { |
4fdae997 | 1104 | pSqlStmt += wxT(","); |
243d4b36 | 1105 | pSqlStmt += pDb->SQLTableName(queryTableName); |
4fdae997 | 1106 | pSqlStmt += wxT(".ROWID"); |
89894079 VZ |
1107 | } |
1108 | else | |
4fdae997 | 1109 | pSqlStmt += wxT(",ROWID"); |
89894079 VZ |
1110 | } |
1111 | ||
1112 | // Append the FROM tablename portion | |
4fdae997 | 1113 | pSqlStmt += wxT(" FROM "); |
243d4b36 GT |
1114 | pSqlStmt += pDb->SQLTableName(queryTableName); |
1115 | // pSqlStmt += queryTableName; | |
89894079 VZ |
1116 | |
1117 | // Sybase uses the HOLDLOCK keyword to lock a record during query. | |
1118 | // The HOLDLOCK keyword follows the table name in the from clause. | |
1119 | // Each table in the from clause must specify HOLDLOCK or | |
1120 | // NOHOLDLOCK (the default). Note: The "FOR UPDATE" clause | |
1121 | // is parsed but ignored in SYBASE Transact-SQL. | |
1122 | if (selectForUpdate && (pDb->Dbms() == dbmsSYBASE_ASA || pDb->Dbms() == dbmsSYBASE_ASE)) | |
4fdae997 | 1123 | pSqlStmt += wxT(" HOLDLOCK"); |
89894079 VZ |
1124 | |
1125 | if (appendFromClause) | |
4fdae997 | 1126 | pSqlStmt += from; |
89894079 VZ |
1127 | |
1128 | // Append the WHERE clause. Either append the where clause for the class | |
1129 | // or build a where clause. The typeOfSelect determines this. | |
1130 | switch(typeOfSelect) | |
1131 | { | |
3ca6a5f0 | 1132 | case DB_SELECT_WHERE: |
f6bcfd97 | 1133 | #if wxODBC_BACKWARD_COMPATABILITY |
3ca6a5f0 | 1134 | if (where && wxStrlen(where)) // May not want a where clause!!! |
f6bcfd97 | 1135 | #else |
3ca6a5f0 | 1136 | if (where.Length()) // May not want a where clause!!! |
f6bcfd97 | 1137 | #endif |
3ca6a5f0 | 1138 | { |
4fdae997 GT |
1139 | pSqlStmt += wxT(" WHERE "); |
1140 | pSqlStmt += where; | |
3ca6a5f0 BP |
1141 | } |
1142 | break; | |
1143 | case DB_SELECT_KEYFIELDS: | |
1144 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
4fdae997 | 1145 | if (whereClause.Length()) |
3ca6a5f0 | 1146 | { |
4fdae997 GT |
1147 | pSqlStmt += wxT(" WHERE "); |
1148 | pSqlStmt += whereClause; | |
3ca6a5f0 BP |
1149 | } |
1150 | break; | |
1151 | case DB_SELECT_MATCHING: | |
1152 | BuildWhereClause(whereClause, DB_WHERE_MATCHING); | |
4fdae997 | 1153 | if (whereClause.Length()) |
3ca6a5f0 | 1154 | { |
4fdae997 GT |
1155 | pSqlStmt += wxT(" WHERE "); |
1156 | pSqlStmt += whereClause; | |
3ca6a5f0 BP |
1157 | } |
1158 | break; | |
89894079 VZ |
1159 | } |
1160 | ||
1161 | // Append the ORDER BY clause | |
f6bcfd97 | 1162 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 1163 | if (orderBy && wxStrlen(orderBy)) |
f6bcfd97 | 1164 | #else |
3ca6a5f0 | 1165 | if (orderBy.Length()) |
f6bcfd97 | 1166 | #endif |
89894079 | 1167 | { |
4fdae997 GT |
1168 | pSqlStmt += wxT(" ORDER BY "); |
1169 | pSqlStmt += orderBy; | |
89894079 VZ |
1170 | } |
1171 | ||
1172 | // SELECT FOR UPDATE if told to do so and the datasource is capable. Sybase | |
1173 | // parses the FOR UPDATE clause but ignores it. See the comment above on the | |
1174 | // HOLDLOCK for Sybase. | |
1175 | if (selectForUpdate && CanSelectForUpdate()) | |
4fdae997 GT |
1176 | pSqlStmt += wxT(" FOR UPDATE"); |
1177 | ||
1178 | } // wxDbTable::BuildSelectStmt() | |
1179 | ||
108106cf | 1180 | |
4fdae997 GT |
1181 | /***** DEPRECATED: use wxDbTable::BuildSelectStmt(wxString &....) form *****/ |
1182 | void wxDbTable::BuildSelectStmt(wxChar *pSqlStmt, int typeOfSelect, bool distinct) | |
1183 | { | |
1184 | wxString tempSqlStmt; | |
1185 | BuildSelectStmt(tempSqlStmt, typeOfSelect, distinct); | |
1186 | wxStrcpy(pSqlStmt, tempSqlStmt); | |
f6bcfd97 | 1187 | } // wxDbTable::BuildSelectStmt() |
108106cf | 1188 | |
67e9aaa3 | 1189 | |
4fdae997 | 1190 | /********** wxDbTable::BuildUpdateStmt() **********/ |
549c8cc2 | 1191 | void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpdate, const wxString &pWhereClause) |
4fdae997 GT |
1192 | { |
1193 | wxASSERT(!queryOnly); | |
1194 | if (queryOnly) | |
1195 | return; | |
1196 | ||
1197 | wxString whereClause; | |
1198 | whereClause.Empty(); | |
1199 | ||
68379eaf | 1200 | bool firstColumn = true; |
4fdae997 | 1201 | |
1d6f2348 | 1202 | pSqlStmt.Printf(wxT("UPDATE %s SET "), |
bb064193 | 1203 | pDb->SQLTableName(tableName.c_str()).c_str()); |
4fdae997 GT |
1204 | |
1205 | // Append a list of columns to be updated | |
1206 | int i; | |
b8032740 | 1207 | for (i = 0; i < m_numCols; i++) |
4fdae997 GT |
1208 | { |
1209 | // Only append Updateable columns | |
1210 | if (colDefs[i].Updateable) | |
1211 | { | |
9082f1a9 | 1212 | if (!firstColumn) |
4fdae997 GT |
1213 | pSqlStmt += wxT(","); |
1214 | else | |
68379eaf | 1215 | firstColumn = false; |
243d4b36 GT |
1216 | |
1217 | pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName); | |
1218 | // pSqlStmt += colDefs[i].ColName; | |
4fdae997 GT |
1219 | pSqlStmt += wxT(" = ?"); |
1220 | } | |
1221 | } | |
1222 | ||
1223 | // Append the WHERE clause to the SQL UPDATE statement | |
1224 | pSqlStmt += wxT(" WHERE "); | |
549c8cc2 | 1225 | switch(typeOfUpdate) |
4fdae997 GT |
1226 | { |
1227 | case DB_UPD_KEYFIELDS: | |
1228 | // If the datasource supports the ROWID column, build | |
1229 | // the where on ROWID for efficiency purposes. | |
1230 | // e.g. UPDATE PARTS SET Col1 = ?, Col2 = ? WHERE ROWID = '111.222.333' | |
b8032740 | 1231 | if (CanUpdateByROWID()) |
4fdae997 | 1232 | { |
e716b9be | 1233 | SQLLEN cb; |
4fdae997 GT |
1234 | wxChar rowid[wxDB_ROWID_LEN+1]; |
1235 | ||
1236 | // Get the ROWID value. If not successful retreiving the ROWID, | |
1237 | // simply fall down through the code and build the WHERE clause | |
1238 | // based on the key fields. | |
b8032740 | 1239 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
4fdae997 GT |
1240 | { |
1241 | pSqlStmt += wxT("ROWID = '"); | |
1242 | pSqlStmt += rowid; | |
1243 | pSqlStmt += wxT("'"); | |
1244 | break; | |
1245 | } | |
1246 | } | |
1247 | // Unable to delete by ROWID, so build a WHERE | |
1248 | // clause based on the keyfields. | |
1249 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
1250 | pSqlStmt += whereClause; | |
1251 | break; | |
1252 | case DB_UPD_WHERE: | |
1253 | pSqlStmt += pWhereClause; | |
1254 | break; | |
1255 | } | |
1256 | } // BuildUpdateStmt() | |
1257 | ||
1258 | ||
1259 | /***** DEPRECATED: use wxDbTable::BuildUpdateStmt(wxString &....) form *****/ | |
549c8cc2 | 1260 | void wxDbTable::BuildUpdateStmt(wxChar *pSqlStmt, int typeOfUpdate, const wxString &pWhereClause) |
4fdae997 GT |
1261 | { |
1262 | wxString tempSqlStmt; | |
549c8cc2 | 1263 | BuildUpdateStmt(tempSqlStmt, typeOfUpdate, pWhereClause); |
4fdae997 GT |
1264 | wxStrcpy(pSqlStmt, tempSqlStmt); |
1265 | } // BuildUpdateStmt() | |
1266 | ||
1267 | ||
1268 | /********** wxDbTable::BuildWhereClause() **********/ | |
1269 | void wxDbTable::BuildWhereClause(wxString &pWhereClause, int typeOfWhere, | |
1270 | const wxString &qualTableName, bool useLikeComparison) | |
1271 | /* | |
1272 | * Note: BuildWhereClause() currently ignores timestamp columns. | |
1273 | * They are not included as part of the where clause. | |
1274 | */ | |
1275 | { | |
68379eaf | 1276 | bool moreThanOneColumn = false; |
4fdae997 GT |
1277 | wxString colValue; |
1278 | ||
1279 | // Loop through the columns building a where clause as you go | |
b8032740 GT |
1280 | int colNumber; |
1281 | for (colNumber = 0; colNumber < m_numCols; colNumber++) | |
4fdae997 GT |
1282 | { |
1283 | // Determine if this column should be included in the WHERE clause | |
b8032740 GT |
1284 | if ((typeOfWhere == DB_WHERE_KEYFIELDS && colDefs[colNumber].KeyField) || |
1285 | (typeOfWhere == DB_WHERE_MATCHING && (!IsColNull((UWORD)colNumber)))) | |
4fdae997 GT |
1286 | { |
1287 | // Skip over timestamp columns | |
b8032740 | 1288 | if (colDefs[colNumber].SqlCtype == SQL_C_TIMESTAMP) |
4fdae997 GT |
1289 | continue; |
1290 | // If there is more than 1 column, join them with the keyword "AND" | |
1291 | if (moreThanOneColumn) | |
1292 | pWhereClause += wxT(" AND "); | |
1293 | else | |
68379eaf | 1294 | moreThanOneColumn = true; |
e7c9692f | 1295 | |
4fdae997 | 1296 | // Concatenate where phrase for the column |
b8032740 | 1297 | wxString tStr = colDefs[colNumber].ColName; |
e7c9692f | 1298 | |
d23a4aa7 | 1299 | if (qualTableName.Length() && tStr.Find(wxT('.')) == wxNOT_FOUND) |
4fdae997 | 1300 | { |
243d4b36 | 1301 | pWhereClause += pDb->SQLTableName(qualTableName); |
4fdae997 GT |
1302 | pWhereClause += wxT("."); |
1303 | } | |
b8032740 | 1304 | pWhereClause += pDb->SQLColumnName(colDefs[colNumber].ColName); |
e7c9692f | 1305 | |
b8032740 | 1306 | if (useLikeComparison && (colDefs[colNumber].SqlCtype == SQL_C_WXCHAR)) |
4fdae997 GT |
1307 | pWhereClause += wxT(" LIKE "); |
1308 | else | |
1309 | pWhereClause += wxT(" = "); | |
e7c9692f | 1310 | |
b8032740 | 1311 | switch(colDefs[colNumber].SqlCtype) |
4fdae997 GT |
1312 | { |
1313 | case SQL_C_CHAR: | |
92850d6b | 1314 | #ifdef SQL_C_WCHAR |
e4e45573 | 1315 | case SQL_C_WCHAR: |
d8d26772 | 1316 | #endif |
e4e45573 | 1317 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR |
b8032740 | 1318 | colValue.Printf(wxT("'%s'"), (UCHAR FAR *) colDefs[colNumber].PtrDataObj); |
4fdae997 | 1319 | break; |
e9ed92a2 | 1320 | case SQL_C_SHORT: |
4fdae997 | 1321 | case SQL_C_SSHORT: |
b8032740 | 1322 | colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1323 | break; |
1324 | case SQL_C_USHORT: | |
b8032740 | 1325 | colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 | 1326 | break; |
e9ed92a2 | 1327 | case SQL_C_LONG: |
4fdae997 | 1328 | case SQL_C_SLONG: |
b8032740 | 1329 | colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1330 | break; |
1331 | case SQL_C_ULONG: | |
b8032740 | 1332 | colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1333 | break; |
1334 | case SQL_C_FLOAT: | |
b8032740 | 1335 | colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1336 | break; |
1337 | case SQL_C_DOUBLE: | |
b8032740 | 1338 | colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[colNumber].PtrDataObj)); |
4fdae997 | 1339 | break; |
e9ed92a2 GT |
1340 | default: |
1341 | { | |
1342 | wxString strMsg; | |
1343 | strMsg.Printf(wxT("wxDbTable::bindParams(): Unknown column type for colDefs %d colName %s"), | |
b8032740 | 1344 | colNumber,colDefs[colNumber].ColName); |
2cb43514 | 1345 | wxFAIL_MSG(strMsg.c_str()); |
e9ed92a2 GT |
1346 | } |
1347 | break; | |
4fdae997 GT |
1348 | } |
1349 | pWhereClause += colValue; | |
1350 | } | |
1351 | } | |
1352 | } // wxDbTable::BuildWhereClause() | |
1353 | ||
1354 | ||
1355 | /***** DEPRECATED: use wxDbTable::BuildWhereClause(wxString &....) form *****/ | |
1356 | void wxDbTable::BuildWhereClause(wxChar *pWhereClause, int typeOfWhere, | |
1357 | const wxString &qualTableName, bool useLikeComparison) | |
1358 | { | |
1359 | wxString tempSqlStmt; | |
1360 | BuildWhereClause(tempSqlStmt, typeOfWhere, qualTableName, useLikeComparison); | |
1361 | wxStrcpy(pWhereClause, tempSqlStmt); | |
1362 | } // wxDbTable::BuildWhereClause() | |
1363 | ||
1364 | ||
f6bcfd97 BP |
1365 | /********** wxDbTable::GetRowNum() **********/ |
1366 | UWORD wxDbTable::GetRowNum(void) | |
108106cf | 1367 | { |
89894079 | 1368 | UDWORD rowNum; |
108106cf | 1369 | |
89894079 VZ |
1370 | if (SQLGetStmtOption(hstmt, SQL_ROW_NUMBER, (UCHAR*) &rowNum) != SQL_SUCCESS) |
1371 | { | |
1372 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1373 | return(0); | |
1374 | } | |
108106cf | 1375 | |
89894079 VZ |
1376 | // Completed successfully |
1377 | return((UWORD) rowNum); | |
108106cf | 1378 | |
f6bcfd97 | 1379 | } // wxDbTable::GetRowNum() |
108106cf | 1380 | |
67e9aaa3 | 1381 | |
f6bcfd97 BP |
1382 | /********** wxDbTable::CloseCursor() **********/ |
1383 | bool wxDbTable::CloseCursor(HSTMT cursor) | |
108106cf | 1384 | { |
89894079 VZ |
1385 | if (SQLFreeStmt(cursor, SQL_CLOSE) != SQL_SUCCESS) |
1386 | return(pDb->DispAllErrors(henv, hdbc, cursor)); | |
108106cf | 1387 | |
89894079 | 1388 | // Completed successfully |
68379eaf | 1389 | return true; |
108106cf | 1390 | |
f6bcfd97 | 1391 | } // wxDbTable::CloseCursor() |
108106cf | 1392 | |
67e9aaa3 | 1393 | |
f6bcfd97 BP |
1394 | /********** wxDbTable::CreateTable() **********/ |
1395 | bool wxDbTable::CreateTable(bool attemptDrop) | |
108106cf | 1396 | { |
89894079 | 1397 | if (!pDb) |
68379eaf | 1398 | return false; |
1fc5dd6f | 1399 | |
89894079 | 1400 | int i, j; |
1e92909e | 1401 | wxString sqlStmt; |
108106cf | 1402 | |
a2115c88 | 1403 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 1404 | cout << wxT("Creating Table ") << tableName << wxT("...") << endl; |
108106cf JS |
1405 | #endif |
1406 | ||
89894079 VZ |
1407 | // Drop table first |
1408 | if (attemptDrop && !DropTable()) | |
68379eaf | 1409 | return false; |
108106cf | 1410 | |
89894079 | 1411 | // Create the table |
a2115c88 | 1412 | #ifdef DBDEBUG_CONSOLE |
b8032740 | 1413 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
1414 | { |
1415 | // Exclude derived columns since they are NOT part of the base table | |
1416 | if (colDefs[i].DerivedCol) | |
1417 | continue; | |
4fdae997 | 1418 | cout << i + 1 << wxT(": ") << colDefs[i].ColName << wxT("; "); |
89894079 VZ |
1419 | switch(colDefs[i].DbDataType) |
1420 | { | |
1421 | case DB_DATA_TYPE_VARCHAR: | |
e4e45573 | 1422 | cout << pDb->GetTypeInfVarchar().TypeName << wxT("(") << (int)(colDefs[i].SzDataObj / sizeof(wxChar)) << wxT(")"); |
89894079 | 1423 | break; |
7eeba511 JS |
1424 | case DB_DATA_TYPE_MEMO: |
1425 | cout << pDb->GetTypeInfMemo().TypeName; | |
1426 | break; | |
89894079 | 1427 | case DB_DATA_TYPE_INTEGER: |
882fc8a9 | 1428 | cout << pDb->GetTypeInfInteger().TypeName; |
89894079 VZ |
1429 | break; |
1430 | case DB_DATA_TYPE_FLOAT: | |
882fc8a9 | 1431 | cout << pDb->GetTypeInfFloat().TypeName; |
89894079 VZ |
1432 | break; |
1433 | case DB_DATA_TYPE_DATE: | |
882fc8a9 | 1434 | cout << pDb->GetTypeInfDate().TypeName; |
89894079 | 1435 | break; |
bf5423ea | 1436 | case DB_DATA_TYPE_BLOB: |
882fc8a9 | 1437 | cout << pDb->GetTypeInfBlob().TypeName; |
bf5423ea | 1438 | break; |
89894079 VZ |
1439 | } |
1440 | cout << endl; | |
1441 | } | |
108106cf JS |
1442 | #endif |
1443 | ||
89894079 | 1444 | // Build a CREATE TABLE string from the colDefs structure. |
68379eaf | 1445 | bool needComma = false; |
243d4b36 | 1446 | |
1d6f2348 VZ |
1447 | sqlStmt.Printf(wxT("CREATE TABLE %s ("), |
1448 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
1e92909e | 1449 | |
b8032740 | 1450 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
1451 | { |
1452 | // Exclude derived columns since they are NOT part of the base table | |
1453 | if (colDefs[i].DerivedCol) | |
1454 | continue; | |
1455 | // Comma Delimiter | |
1456 | if (needComma) | |
4fdae997 | 1457 | sqlStmt += wxT(","); |
89894079 | 1458 | // Column Name |
243d4b36 GT |
1459 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
1460 | // sqlStmt += colDefs[i].ColName; | |
4fdae997 | 1461 | sqlStmt += wxT(" "); |
89894079 VZ |
1462 | // Column Type |
1463 | switch(colDefs[i].DbDataType) | |
1464 | { | |
1465 | case DB_DATA_TYPE_VARCHAR: | |
3ca6a5f0 BP |
1466 | sqlStmt += pDb->GetTypeInfVarchar().TypeName; |
1467 | break; | |
7eeba511 JS |
1468 | case DB_DATA_TYPE_MEMO: |
1469 | sqlStmt += pDb->GetTypeInfMemo().TypeName; | |
1470 | break; | |
89894079 | 1471 | case DB_DATA_TYPE_INTEGER: |
3ca6a5f0 BP |
1472 | sqlStmt += pDb->GetTypeInfInteger().TypeName; |
1473 | break; | |
89894079 | 1474 | case DB_DATA_TYPE_FLOAT: |
3ca6a5f0 BP |
1475 | sqlStmt += pDb->GetTypeInfFloat().TypeName; |
1476 | break; | |
89894079 | 1477 | case DB_DATA_TYPE_DATE: |
3ca6a5f0 BP |
1478 | sqlStmt += pDb->GetTypeInfDate().TypeName; |
1479 | break; | |
bf5423ea GT |
1480 | case DB_DATA_TYPE_BLOB: |
1481 | sqlStmt += pDb->GetTypeInfBlob().TypeName; | |
1482 | break; | |
89894079 VZ |
1483 | } |
1484 | // For varchars, append the size of the string | |
e25cdb86 | 1485 | if (colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR && |
8a39593e | 1486 | (pDb->Dbms() != dbmsMY_SQL || pDb->GetTypeInfVarchar().TypeName != _T("text")))// || |
bf5423ea | 1487 | // colDefs[i].DbDataType == DB_DATA_TYPE_BLOB) |
89894079 | 1488 | { |
1e92909e | 1489 | wxString s; |
e4e45573 | 1490 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
4fdae997 | 1491 | sqlStmt += s; |
89894079 VZ |
1492 | } |
1493 | ||
e93a3a18 GT |
1494 | if (pDb->Dbms() == dbmsDB2 || |
1495 | pDb->Dbms() == dbmsMY_SQL || | |
1496 | pDb->Dbms() == dbmsSYBASE_ASE || | |
9082f1a9 | 1497 | pDb->Dbms() == dbmsINTERBASE || |
215a0070 | 1498 | pDb->Dbms() == dbmsFIREBIRD || |
e93a3a18 | 1499 | pDb->Dbms() == dbmsMS_SQL_SERVER) |
89894079 VZ |
1500 | { |
1501 | if (colDefs[i].KeyField) | |
1502 | { | |
4fdae997 | 1503 | sqlStmt += wxT(" NOT NULL"); |
89894079 VZ |
1504 | } |
1505 | } | |
da38429d | 1506 | |
68379eaf | 1507 | needComma = true; |
89894079 VZ |
1508 | } |
1509 | // If there is a primary key defined, include it in the create statement | |
b8032740 | 1510 | for (i = j = 0; i < m_numCols; i++) |
89894079 VZ |
1511 | { |
1512 | if (colDefs[i].KeyField) | |
1513 | { | |
1514 | j++; | |
1515 | break; | |
1516 | } | |
1517 | } | |
52410d54 DS |
1518 | if ( j && (pDb->Dbms() != dbmsDBASE) |
1519 | && (pDb->Dbms() != dbmsXBASE_SEQUITER) ) // Found a keyfield | |
89894079 | 1520 | { |
87cc3456 | 1521 | switch (pDb->Dbms()) |
89894079 | 1522 | { |
1dee6b39 | 1523 | case dbmsACCESS: |
597fadce | 1524 | case dbmsINFORMIX: |
87cc3456 GT |
1525 | case dbmsSYBASE_ASA: |
1526 | case dbmsSYBASE_ASE: | |
1527 | case dbmsMY_SQL: | |
215a0070 | 1528 | case dbmsFIREBIRD: |
87cc3456 | 1529 | { |
2beca662 | 1530 | // MySQL goes out on this one. We also declare the relevant key NON NULL above |
87cc3456 GT |
1531 | sqlStmt += wxT(",PRIMARY KEY ("); |
1532 | break; | |
1533 | } | |
1534 | default: | |
1535 | { | |
1536 | sqlStmt += wxT(",CONSTRAINT "); | |
2beca662 GT |
1537 | // DB2 is limited to 18 characters for index names |
1538 | if (pDb->Dbms() == dbmsDB2) | |
1539 | { | |
1540 | 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 |
1541 | sqlStmt += pDb->SQLTableName(tableName.substr(0, 13).c_str()); |
1542 | // sqlStmt += tableName.substr(0, 13); | |
2beca662 GT |
1543 | } |
1544 | else | |
243d4b36 GT |
1545 | sqlStmt += pDb->SQLTableName(tableName.c_str()); |
1546 | // sqlStmt += tableName; | |
2beca662 | 1547 | |
87cc3456 GT |
1548 | sqlStmt += wxT("_PIDX PRIMARY KEY ("); |
1549 | break; | |
1550 | } | |
89894079 VZ |
1551 | } |
1552 | ||
1553 | // List column name(s) of column(s) comprising the primary key | |
b8032740 | 1554 | for (i = j = 0; i < m_numCols; i++) |
89894079 VZ |
1555 | { |
1556 | if (colDefs[i].KeyField) | |
1557 | { | |
1558 | if (j++) // Multi part key, comma separate names | |
4fdae997 | 1559 | sqlStmt += wxT(","); |
243d4b36 | 1560 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
e25cdb86 GT |
1561 | |
1562 | if (pDb->Dbms() == dbmsMY_SQL && | |
1563 | colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR) | |
1564 | { | |
1565 | wxString s; | |
e4e45573 | 1566 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
e25cdb86 GT |
1567 | sqlStmt += s; |
1568 | } | |
89894079 VZ |
1569 | } |
1570 | } | |
2beca662 GT |
1571 | sqlStmt += wxT(")"); |
1572 | ||
597fadce GT |
1573 | if (pDb->Dbms() == dbmsINFORMIX || |
1574 | pDb->Dbms() == dbmsSYBASE_ASA || | |
2beca662 GT |
1575 | pDb->Dbms() == dbmsSYBASE_ASE) |
1576 | { | |
1577 | sqlStmt += wxT(" CONSTRAINT "); | |
243d4b36 GT |
1578 | sqlStmt += pDb->SQLTableName(tableName); |
1579 | // sqlStmt += tableName; | |
2beca662 GT |
1580 | sqlStmt += wxT("_PIDX"); |
1581 | } | |
89894079 VZ |
1582 | } |
1583 | // Append the closing parentheses for the create table statement | |
4fdae997 | 1584 | sqlStmt += wxT(")"); |
a2115c88 | 1585 | |
4fdae997 | 1586 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 1587 | |
a2115c88 | 1588 | #ifdef DBDEBUG_CONSOLE |
f6bcfd97 | 1589 | cout << endl << sqlStmt.c_str() << endl; |
108106cf JS |
1590 | #endif |
1591 | ||
89894079 | 1592 | // Execute the CREATE TABLE statement |
8a39593e | 1593 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
89894079 VZ |
1594 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
1595 | { | |
1596 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1597 | pDb->RollbackTrans(); | |
1598 | CloseCursor(hstmt); | |
68379eaf | 1599 | return false; |
89894079 VZ |
1600 | } |
1601 | ||
1602 | // Commit the transaction and close the cursor | |
3ca6a5f0 | 1603 | if (!pDb->CommitTrans()) |
68379eaf | 1604 | return false; |
3ca6a5f0 | 1605 | if (!CloseCursor(hstmt)) |
68379eaf | 1606 | return false; |
89894079 VZ |
1607 | |
1608 | // Database table created successfully | |
68379eaf | 1609 | return true; |
108106cf | 1610 | |
f6bcfd97 | 1611 | } // wxDbTable::CreateTable() |
108106cf | 1612 | |
67e9aaa3 | 1613 | |
f6bcfd97 BP |
1614 | /********** wxDbTable::DropTable() **********/ |
1615 | bool wxDbTable::DropTable() | |
a2115c88 | 1616 | { |
68379eaf | 1617 | // NOTE: This function returns true if the Table does not exist, but |
89894079 | 1618 | // only for identified databases. Code will need to be added |
0b8410f3 | 1619 | // below for any other databases when those databases are defined |
89894079 | 1620 | // to handle this situation consistently |
a2115c88 | 1621 | |
1e92909e | 1622 | wxString sqlStmt; |
a2115c88 | 1623 | |
1d6f2348 VZ |
1624 | sqlStmt.Printf(wxT("DROP TABLE %s"), |
1625 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
a2115c88 | 1626 | |
4fdae997 | 1627 | pDb->WriteSqlLog(sqlStmt); |
a2115c88 GT |
1628 | |
1629 | #ifdef DBDEBUG_CONSOLE | |
f6bcfd97 | 1630 | cout << endl << sqlStmt.c_str() << endl; |
a2115c88 GT |
1631 | #endif |
1632 | ||
8a39593e | 1633 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
2beca662 | 1634 | if (retcode != SQL_SUCCESS) |
89894079 VZ |
1635 | { |
1636 | // Check for "Base table not found" error and ignore | |
da38429d | 1637 | pDb->GetNextError(henv, hdbc, hstmt); |
2beca662 | 1638 | if (wxStrcmp(pDb->sqlState, wxT("S0002")) /*&& |
da38429d | 1639 | wxStrcmp(pDb->sqlState, wxT("S1000"))*/) // "Base table not found" |
2beca662 | 1640 | { |
89894079 | 1641 | // Check for product specific error codes |
2beca662 | 1642 | if (!((pDb->Dbms() == dbmsSYBASE_ASA && !wxStrcmp(pDb->sqlState,wxT("42000"))) || // 5.x (and lower?) |
da38429d | 1643 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("37000"))) || |
2beca662 | 1644 | (pDb->Dbms() == dbmsPERVASIVE_SQL && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || // Returns an S1000 then an S0002 |
da38429d | 1645 | (pDb->Dbms() == dbmsPOSTGRES && !wxStrcmp(pDb->sqlState,wxT("08S01"))))) |
89894079 VZ |
1646 | { |
1647 | pDb->DispNextError(); | |
1648 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1649 | pDb->RollbackTrans(); | |
5a226de0 | 1650 | // CloseCursor(hstmt); |
68379eaf | 1651 | return false; |
89894079 VZ |
1652 | } |
1653 | } | |
1654 | } | |
1655 | ||
1656 | // Commit the transaction and close the cursor | |
1657 | if (! pDb->CommitTrans()) | |
68379eaf | 1658 | return false; |
89894079 | 1659 | if (! CloseCursor(hstmt)) |
68379eaf | 1660 | return false; |
89894079 | 1661 | |
68379eaf | 1662 | return true; |
f6bcfd97 | 1663 | } // wxDbTable::DropTable() |
a2115c88 | 1664 | |
67e9aaa3 | 1665 | |
f6bcfd97 | 1666 | /********** wxDbTable::CreateIndex() **********/ |
549c8cc2 GT |
1667 | bool wxDbTable::CreateIndex(const wxString &indexName, bool unique, UWORD numIndexColumns, |
1668 | wxDbIdxDef *pIndexDefs, bool attemptDrop) | |
108106cf | 1669 | { |
1e92909e | 1670 | wxString sqlStmt; |
89894079 VZ |
1671 | |
1672 | // Drop the index first | |
549c8cc2 | 1673 | if (attemptDrop && !DropIndex(indexName)) |
68379eaf | 1674 | return false; |
89894079 | 1675 | |
3ca6a5f0 BP |
1676 | // MySQL (and possibly Sybase ASE?? - gt) require that any columns which are used as portions |
1677 | // of an index have the columns defined as "NOT NULL". During initial table creation though, | |
1678 | // it may not be known which columns are necessarily going to be part of an index (e.g. the | |
1679 | // table was created, then months later you determine that an additional index while | |
1680 | // give better performance, so you want to add an index). | |
1681 | // | |
1682 | // The following block of code will modify the column definition to make the column be | |
1683 | // defined with the "NOT NULL" qualifier. | |
1684 | if (pDb->Dbms() == dbmsMY_SQL) | |
1685 | { | |
1686 | wxString sqlStmt; | |
1687 | int i; | |
68379eaf | 1688 | bool ok = true; |
549c8cc2 | 1689 | for (i = 0; i < numIndexColumns && ok; i++) |
3ca6a5f0 BP |
1690 | { |
1691 | int j = 0; | |
68379eaf | 1692 | bool found = false; |
3ca6a5f0 BP |
1693 | // Find the column definition that has the ColName that matches the |
1694 | // index column name. We need to do this to get the DB_DATA_TYPE of | |
1695 | // the index column, as MySQL's syntax for the ALTER column requires | |
1696 | // this information | |
b8032740 | 1697 | while (!found && (j < this->m_numCols)) |
3ca6a5f0 | 1698 | { |
549c8cc2 | 1699 | if (wxStrcmp(colDefs[j].ColName,pIndexDefs[i].ColName) == 0) |
68379eaf | 1700 | found = true; |
3ca6a5f0 BP |
1701 | if (!found) |
1702 | j++; | |
1703 | } | |
da38429d | 1704 | |
3ca6a5f0 BP |
1705 | if (found) |
1706 | { | |
549c8cc2 | 1707 | ok = pDb->ModifyColumn(tableName, pIndexDefs[i].ColName, |
e4e45573 | 1708 | colDefs[j].DbDataType, (int)(colDefs[j].SzDataObj / sizeof(wxChar)), |
4fdae997 GT |
1709 | wxT("NOT NULL")); |
1710 | ||
3ca6a5f0 BP |
1711 | if (!ok) |
1712 | { | |
8a39593e JS |
1713 | #if 0 |
1714 | // retcode is not used | |
3ca6a5f0 BP |
1715 | wxODBC_ERRORS retcode; |
1716 | // Oracle returns a DB_ERR_GENERAL_ERROR if the column is already | |
1717 | // defined to be NOT NULL, but reportedly MySQL doesn't mind. | |
1718 | // This line is just here for debug checking of the value | |
1719 | retcode = (wxODBC_ERRORS)pDb->DB_STATUS; | |
8a39593e | 1720 | #endif |
3ca6a5f0 BP |
1721 | } |
1722 | } | |
1723 | else | |
68379eaf | 1724 | ok = false; |
3ca6a5f0 BP |
1725 | } |
1726 | if (ok) | |
1727 | pDb->CommitTrans(); | |
1728 | else | |
1729 | { | |
1730 | pDb->RollbackTrans(); | |
68379eaf | 1731 | return false; |
3ca6a5f0 BP |
1732 | } |
1733 | } | |
da38429d | 1734 | |
89894079 | 1735 | // Build a CREATE INDEX statement |
4fdae997 | 1736 | sqlStmt = wxT("CREATE "); |
89894079 | 1737 | if (unique) |
4fdae997 | 1738 | sqlStmt += wxT("UNIQUE "); |
da38429d | 1739 | |
4fdae997 | 1740 | sqlStmt += wxT("INDEX "); |
549c8cc2 | 1741 | sqlStmt += pDb->SQLTableName(indexName); |
4fdae997 | 1742 | sqlStmt += wxT(" ON "); |
243d4b36 GT |
1743 | |
1744 | sqlStmt += pDb->SQLTableName(tableName); | |
1745 | // sqlStmt += tableName; | |
4fdae997 | 1746 | sqlStmt += wxT(" ("); |
da38429d | 1747 | |
89894079 VZ |
1748 | // Append list of columns making up index |
1749 | int i; | |
549c8cc2 | 1750 | for (i = 0; i < numIndexColumns; i++) |
89894079 | 1751 | { |
549c8cc2 GT |
1752 | sqlStmt += pDb->SQLColumnName(pIndexDefs[i].ColName); |
1753 | // sqlStmt += pIndexDefs[i].ColName; | |
9082f1a9 | 1754 | |
9c136858 JS |
1755 | // MySQL requires a key length on VARCHAR keys |
1756 | if ( pDb->Dbms() == dbmsMY_SQL ) | |
1757 | { | |
1758 | // Find the details on this column | |
1759 | int j; | |
b8032740 | 1760 | for ( j = 0; j < m_numCols; ++j ) |
9c136858 | 1761 | { |
549c8cc2 | 1762 | if ( wxStrcmp( pIndexDefs[i].ColName, colDefs[j].ColName ) == 0 ) |
9c136858 JS |
1763 | { |
1764 | break; | |
1765 | } | |
1766 | } | |
1767 | if ( colDefs[j].DbDataType == DB_DATA_TYPE_VARCHAR) | |
1768 | { | |
1769 | wxString s; | |
e4e45573 | 1770 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
9c136858 JS |
1771 | sqlStmt += s; |
1772 | } | |
1773 | } | |
68379eaf | 1774 | |
9082f1a9 | 1775 | // Postgres and SQL Server 7 do not support the ASC/DESC keywords for index columns |
8a39593e | 1776 | if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (wxStrncmp(pDb->dbInf.dbmsVer,_T("07"),2)==0)) && |
215a0070 | 1777 | !(pDb->Dbms() == dbmsFIREBIRD) && |
9082f1a9 | 1778 | !(pDb->Dbms() == dbmsPOSTGRES)) |
89894079 | 1779 | { |
549c8cc2 | 1780 | if (pIndexDefs[i].Ascending) |
4fdae997 | 1781 | sqlStmt += wxT(" ASC"); |
89894079 | 1782 | else |
4fdae997 | 1783 | sqlStmt += wxT(" DESC"); |
89894079 | 1784 | } |
9082f1a9 | 1785 | else |
549c8cc2 | 1786 | wxASSERT_MSG(pIndexDefs[i].Ascending, _T("Datasource does not support DESCending index columns")); |
89894079 | 1787 | |
549c8cc2 | 1788 | if ((i + 1) < numIndexColumns) |
4fdae997 | 1789 | sqlStmt += wxT(","); |
89894079 | 1790 | } |
da38429d | 1791 | |
89894079 | 1792 | // Append closing parentheses |
4fdae997 | 1793 | sqlStmt += wxT(")"); |
89894079 | 1794 | |
4fdae997 | 1795 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 1796 | |
a2115c88 | 1797 | #ifdef DBDEBUG_CONSOLE |
f6bcfd97 | 1798 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
1799 | #endif |
1800 | ||
89894079 | 1801 | // Execute the CREATE INDEX statement |
215a0070 GT |
1802 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
1803 | if (retcode != SQL_SUCCESS) | |
89894079 VZ |
1804 | { |
1805 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1806 | pDb->RollbackTrans(); | |
1807 | CloseCursor(hstmt); | |
68379eaf | 1808 | return false; |
89894079 | 1809 | } |
108106cf | 1810 | |
89894079 VZ |
1811 | // Commit the transaction and close the cursor |
1812 | if (! pDb->CommitTrans()) | |
68379eaf | 1813 | return false; |
89894079 | 1814 | if (! CloseCursor(hstmt)) |
68379eaf | 1815 | return false; |
108106cf | 1816 | |
89894079 | 1817 | // Index Created Successfully |
68379eaf | 1818 | return true; |
108106cf | 1819 | |
f6bcfd97 | 1820 | } // wxDbTable::CreateIndex() |
108106cf | 1821 | |
67e9aaa3 | 1822 | |
f6bcfd97 | 1823 | /********** wxDbTable::DropIndex() **********/ |
549c8cc2 | 1824 | bool wxDbTable::DropIndex(const wxString &indexName) |
a2115c88 | 1825 | { |
68379eaf | 1826 | // NOTE: This function returns true if the Index does not exist, but |
89894079 | 1827 | // only for identified databases. Code will need to be added |
5a226de0 | 1828 | // below for any other databases when those databases are defined |
89894079 | 1829 | // to handle this situation consistently |
a2115c88 | 1830 | |
1e92909e | 1831 | wxString sqlStmt; |
a2115c88 | 1832 | |
5a226de0 GT |
1833 | if (pDb->Dbms() == dbmsACCESS || pDb->Dbms() == dbmsMY_SQL || |
1834 | pDb->Dbms() == dbmsDBASE /*|| Paradox needs this syntax too when we add support*/) | |
1d6f2348 | 1835 | sqlStmt.Printf(wxT("DROP INDEX %s ON %s"), |
549c8cc2 | 1836 | pDb->SQLTableName(indexName.c_str()).c_str(), |
6bbff0aa | 1837 | pDb->SQLTableName(tableName.c_str()).c_str()); |
e93a3a18 | 1838 | else if ((pDb->Dbms() == dbmsMS_SQL_SERVER) || |
9f4de2dc | 1839 | (pDb->Dbms() == dbmsSYBASE_ASE) || |
52410d54 | 1840 | (pDb->Dbms() == dbmsXBASE_SEQUITER)) |
1d6f2348 VZ |
1841 | sqlStmt.Printf(wxT("DROP INDEX %s.%s"), |
1842 | pDb->SQLTableName(tableName.c_str()).c_str(), | |
549c8cc2 | 1843 | pDb->SQLTableName(indexName.c_str()).c_str()); |
89894079 | 1844 | else |
1d6f2348 | 1845 | sqlStmt.Printf(wxT("DROP INDEX %s"), |
549c8cc2 | 1846 | pDb->SQLTableName(indexName.c_str()).c_str()); |
a2115c88 | 1847 | |
4fdae997 | 1848 | pDb->WriteSqlLog(sqlStmt); |
a2115c88 GT |
1849 | |
1850 | #ifdef DBDEBUG_CONSOLE | |
f6bcfd97 | 1851 | cout << endl << sqlStmt.c_str() << endl; |
a2115c88 | 1852 | #endif |
215a0070 GT |
1853 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
1854 | if (retcode != SQL_SUCCESS) | |
89894079 VZ |
1855 | { |
1856 | // Check for "Index not found" error and ignore | |
1857 | pDb->GetNextError(henv, hdbc, hstmt); | |
4fdae997 | 1858 | if (wxStrcmp(pDb->sqlState,wxT("S0012"))) // "Index not found" |
89894079 VZ |
1859 | { |
1860 | // Check for product specific error codes | |
4fdae997 GT |
1861 | if (!((pDb->Dbms() == dbmsSYBASE_ASA && !wxStrcmp(pDb->sqlState,wxT("42000"))) || // v5.x (and lower?) |
1862 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("37000"))) || | |
1863 | (pDb->Dbms() == dbmsMS_SQL_SERVER && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || | |
215a0070 | 1864 | (pDb->Dbms() == dbmsINTERBASE && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || |
f6a9f9ad | 1865 | (pDb->Dbms() == dbmsMAXDB && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || |
215a0070 | 1866 | (pDb->Dbms() == dbmsFIREBIRD && !wxStrcmp(pDb->sqlState,wxT("HY000"))) || |
4fdae997 GT |
1867 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("S0002"))) || // Base table not found |
1868 | (pDb->Dbms() == dbmsMY_SQL && !wxStrcmp(pDb->sqlState,wxT("42S12"))) || // tested by Christopher Ludwik Marino-Cebulski using v3.23.21beta | |
1869 | (pDb->Dbms() == dbmsPOSTGRES && !wxStrcmp(pDb->sqlState,wxT("08S01"))) | |
3ca6a5f0 | 1870 | )) |
89894079 VZ |
1871 | { |
1872 | pDb->DispNextError(); | |
1873 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1874 | pDb->RollbackTrans(); | |
1875 | CloseCursor(hstmt); | |
68379eaf | 1876 | return false; |
89894079 VZ |
1877 | } |
1878 | } | |
1879 | } | |
1880 | ||
1881 | // Commit the transaction and close the cursor | |
1882 | if (! pDb->CommitTrans()) | |
68379eaf | 1883 | return false; |
89894079 | 1884 | if (! CloseCursor(hstmt)) |
68379eaf | 1885 | return false; |
89894079 | 1886 | |
68379eaf | 1887 | return true; |
f6bcfd97 | 1888 | } // wxDbTable::DropIndex() |
a2115c88 | 1889 | |
67e9aaa3 | 1890 | |
38cfbffa | 1891 | /********** wxDbTable::SetOrderByColNums() **********/ |
e938ff5e | 1892 | bool wxDbTable::SetOrderByColNums(UWORD first, ... ) |
38cfbffa | 1893 | { |
b8032740 | 1894 | int colNumber = first; // using 'int' to be able to look for wxDB_NO_MORE_COLUN_NUMBERS |
38cfbffa GT |
1895 | va_list argptr; |
1896 | ||
68379eaf | 1897 | bool abort = false; |
38cfbffa GT |
1898 | wxString tempStr; |
1899 | ||
1900 | va_start(argptr, first); /* Initialize variable arguments. */ | |
b8032740 | 1901 | while (!abort && (colNumber != wxDB_NO_MORE_COLUMN_NUMBERS)) |
38cfbffa GT |
1902 | { |
1903 | // Make sure the passed in column number | |
1904 | // is within the valid range of columns | |
1905 | // | |
b8032740 GT |
1906 | // Valid columns are 0 thru m_numCols-1 |
1907 | if (colNumber >= m_numCols || colNumber < 0) | |
38cfbffa | 1908 | { |
68379eaf | 1909 | abort = true; |
38cfbffa GT |
1910 | continue; |
1911 | } | |
1912 | ||
b8032740 | 1913 | if (colNumber != first) |
4fdae997 | 1914 | tempStr += wxT(","); |
38cfbffa | 1915 | |
b8032740 GT |
1916 | tempStr += colDefs[colNumber].ColName; |
1917 | colNumber = va_arg (argptr, int); | |
38cfbffa GT |
1918 | } |
1919 | va_end (argptr); /* Reset variable arguments. */ | |
1920 | ||
4fdae997 | 1921 | SetOrderByClause(tempStr); |
38cfbffa GT |
1922 | |
1923 | return (!abort); | |
1924 | } // wxDbTable::SetOrderByColNums() | |
1925 | ||
1926 | ||
f6bcfd97 BP |
1927 | /********** wxDbTable::Insert() **********/ |
1928 | int wxDbTable::Insert(void) | |
108106cf | 1929 | { |
4fdae997 | 1930 | wxASSERT(!queryOnly); |
f6bcfd97 | 1931 | if (queryOnly || !insertable) |
89894079 VZ |
1932 | return(DB_FAILURE); |
1933 | ||
1934 | bindInsertParams(); | |
1935 | ||
1936 | // Insert the record by executing the already prepared insert statement | |
1937 | RETCODE retcode; | |
215a0070 | 1938 | retcode = SQLExecute(hstmtInsert); |
5962bdb8 JS |
1939 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO && |
1940 | retcode != SQL_NEED_DATA) | |
89894079 VZ |
1941 | { |
1942 | // Check to see if integrity constraint was violated | |
1943 | pDb->GetNextError(henv, hdbc, hstmtInsert); | |
4fdae997 | 1944 | if (! wxStrcmp(pDb->sqlState, wxT("23000"))) // Integrity constraint violated |
89894079 VZ |
1945 | return(DB_ERR_INTEGRITY_CONSTRAINT_VIOL); |
1946 | else | |
1947 | { | |
1948 | pDb->DispNextError(); | |
1949 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1950 | return(DB_FAILURE); | |
1951 | } | |
1952 | } | |
5962bdb8 JS |
1953 | if (retcode == SQL_NEED_DATA) |
1954 | { | |
1955 | PTR pParmID; | |
8a39593e JS |
1956 | retcode = SQLParamData(hstmtInsert, &pParmID); |
1957 | while (retcode == SQL_NEED_DATA) | |
5962bdb8 JS |
1958 | { |
1959 | // Find the parameter | |
1960 | int i; | |
b8032740 | 1961 | for (i=0; i < m_numCols; i++) |
5962bdb8 JS |
1962 | { |
1963 | if (colDefs[i].PtrDataObj == pParmID) | |
1964 | { | |
1965 | // We found it. Store the parameter. | |
1966 | retcode = SQLPutData(hstmtInsert, pParmID, colDefs[i].SzDataObj); | |
1967 | if (retcode != SQL_SUCCESS) | |
1968 | { | |
1969 | pDb->DispNextError(); | |
1970 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1971 | return(DB_FAILURE); | |
1972 | } | |
1973 | break; | |
1974 | } | |
1975 | } | |
c9b6d796 | 1976 | retcode = SQLParamData(hstmtInsert, &pParmID); |
160155e6 GT |
1977 | if (retcode != SQL_SUCCESS && |
1978 | retcode != SQL_SUCCESS_WITH_INFO) | |
1979 | { | |
1980 | // record was not inserted | |
1981 | pDb->DispNextError(); | |
1982 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1983 | return(DB_FAILURE); | |
1984 | } | |
5962bdb8 JS |
1985 | } |
1986 | } | |
89894079 VZ |
1987 | |
1988 | // Record inserted into the datasource successfully | |
1989 | return(DB_SUCCESS); | |
108106cf | 1990 | |
f6bcfd97 | 1991 | } // wxDbTable::Insert() |
108106cf | 1992 | |
67e9aaa3 | 1993 | |
f6bcfd97 BP |
1994 | /********** wxDbTable::Update() **********/ |
1995 | bool wxDbTable::Update(void) | |
108106cf | 1996 | { |
4fdae997 | 1997 | wxASSERT(!queryOnly); |
89894079 | 1998 | if (queryOnly) |
68379eaf | 1999 | return false; |
a2115c88 | 2000 | |
4fdae997 | 2001 | wxString sqlStmt; |
108106cf | 2002 | |
89894079 | 2003 | // Build the SQL UPDATE statement |
f6bcfd97 | 2004 | BuildUpdateStmt(sqlStmt, DB_UPD_KEYFIELDS); |
108106cf | 2005 | |
89894079 | 2006 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2007 | |
a2115c88 | 2008 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 2009 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
2010 | #endif |
2011 | ||
89894079 VZ |
2012 | // Execute the SQL UPDATE statement |
2013 | return(execUpdate(sqlStmt)); | |
108106cf | 2014 | |
f6bcfd97 | 2015 | } // wxDbTable::Update() |
108106cf | 2016 | |
67e9aaa3 | 2017 | |
f6bcfd97 | 2018 | /********** wxDbTable::Update(pSqlStmt) **********/ |
4fdae997 | 2019 | bool wxDbTable::Update(const wxString &pSqlStmt) |
6919c53f | 2020 | { |
4fdae997 | 2021 | wxASSERT(!queryOnly); |
89894079 | 2022 | if (queryOnly) |
68379eaf | 2023 | return false; |
6919c53f | 2024 | |
89894079 | 2025 | pDb->WriteSqlLog(pSqlStmt); |
6919c53f | 2026 | |
89894079 | 2027 | return(execUpdate(pSqlStmt)); |
6919c53f | 2028 | |
f6bcfd97 | 2029 | } // wxDbTable::Update(pSqlStmt) |
6919c53f | 2030 | |
67e9aaa3 | 2031 | |
f6bcfd97 | 2032 | /********** wxDbTable::UpdateWhere() **********/ |
4fdae997 | 2033 | bool wxDbTable::UpdateWhere(const wxString &pWhereClause) |
108106cf | 2034 | { |
4fdae997 | 2035 | wxASSERT(!queryOnly); |
89894079 | 2036 | if (queryOnly) |
68379eaf | 2037 | return false; |
a2115c88 | 2038 | |
4fdae997 | 2039 | wxString sqlStmt; |
108106cf | 2040 | |
89894079 | 2041 | // Build the SQL UPDATE statement |
f6bcfd97 | 2042 | BuildUpdateStmt(sqlStmt, DB_UPD_WHERE, pWhereClause); |
108106cf | 2043 | |
89894079 | 2044 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2045 | |
a2115c88 | 2046 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 2047 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
2048 | #endif |
2049 | ||
89894079 VZ |
2050 | // Execute the SQL UPDATE statement |
2051 | return(execUpdate(sqlStmt)); | |
108106cf | 2052 | |
f6bcfd97 | 2053 | } // wxDbTable::UpdateWhere() |
108106cf | 2054 | |
67e9aaa3 | 2055 | |
f6bcfd97 BP |
2056 | /********** wxDbTable::Delete() **********/ |
2057 | bool wxDbTable::Delete(void) | |
108106cf | 2058 | { |
4fdae997 | 2059 | wxASSERT(!queryOnly); |
89894079 | 2060 | if (queryOnly) |
68379eaf | 2061 | return false; |
a2115c88 | 2062 | |
4fdae997 GT |
2063 | wxString sqlStmt; |
2064 | sqlStmt.Empty(); | |
108106cf | 2065 | |
89894079 | 2066 | // Build the SQL DELETE statement |
f6bcfd97 | 2067 | BuildDeleteStmt(sqlStmt, DB_DEL_KEYFIELDS); |
108106cf | 2068 | |
89894079 | 2069 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2070 | |
89894079 VZ |
2071 | // Execute the SQL DELETE statement |
2072 | return(execDelete(sqlStmt)); | |
108106cf | 2073 | |
f6bcfd97 | 2074 | } // wxDbTable::Delete() |
108106cf | 2075 | |
67e9aaa3 | 2076 | |
f6bcfd97 | 2077 | /********** wxDbTable::DeleteWhere() **********/ |
4fdae997 | 2078 | bool wxDbTable::DeleteWhere(const wxString &pWhereClause) |
108106cf | 2079 | { |
4fdae997 | 2080 | wxASSERT(!queryOnly); |
89894079 | 2081 | if (queryOnly) |
68379eaf | 2082 | return false; |
a2115c88 | 2083 | |
4fdae997 GT |
2084 | wxString sqlStmt; |
2085 | sqlStmt.Empty(); | |
108106cf | 2086 | |
89894079 | 2087 | // Build the SQL DELETE statement |
f6bcfd97 | 2088 | BuildDeleteStmt(sqlStmt, DB_DEL_WHERE, pWhereClause); |
108106cf | 2089 | |
89894079 | 2090 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2091 | |
89894079 VZ |
2092 | // Execute the SQL DELETE statement |
2093 | return(execDelete(sqlStmt)); | |
108106cf | 2094 | |
f6bcfd97 | 2095 | } // wxDbTable::DeleteWhere() |
108106cf | 2096 | |
67e9aaa3 | 2097 | |
f6bcfd97 BP |
2098 | /********** wxDbTable::DeleteMatching() **********/ |
2099 | bool wxDbTable::DeleteMatching(void) | |
108106cf | 2100 | { |
4fdae997 | 2101 | wxASSERT(!queryOnly); |
89894079 | 2102 | if (queryOnly) |
68379eaf | 2103 | return false; |
a2115c88 | 2104 | |
4fdae997 GT |
2105 | wxString sqlStmt; |
2106 | sqlStmt.Empty(); | |
108106cf | 2107 | |
89894079 | 2108 | // Build the SQL DELETE statement |
f6bcfd97 | 2109 | BuildDeleteStmt(sqlStmt, DB_DEL_MATCHING); |
108106cf | 2110 | |
89894079 | 2111 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2112 | |
89894079 VZ |
2113 | // Execute the SQL DELETE statement |
2114 | return(execDelete(sqlStmt)); | |
108106cf | 2115 | |
f6bcfd97 | 2116 | } // wxDbTable::DeleteMatching() |
108106cf | 2117 | |
67e9aaa3 | 2118 | |
f6bcfd97 | 2119 | /********** wxDbTable::IsColNull() **********/ |
b8032740 | 2120 | bool wxDbTable::IsColNull(UWORD colNumber) const |
108106cf | 2121 | { |
f02d4a64 | 2122 | /* |
68379eaf | 2123 | This logic is just not right. It would indicate true |
f02d4a64 GT |
2124 | if a numeric field were set to a value of 0. |
2125 | ||
b8032740 | 2126 | switch(colDefs[colNumber].SqlCtype) |
89894079 | 2127 | { |
3ca6a5f0 | 2128 | case SQL_C_CHAR: |
e4e45573 GT |
2129 | case SQL_C_WCHAR: |
2130 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR | |
b8032740 | 2131 | return(((UCHAR FAR *) colDefs[colNumber].PtrDataObj)[0] == 0); |
3ca6a5f0 | 2132 | case SQL_C_SSHORT: |
b8032740 | 2133 | return(( *((SWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2134 | case SQL_C_USHORT: |
b8032740 | 2135 | return(( *((UWORD*) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2136 | case SQL_C_SLONG: |
b8032740 | 2137 | return(( *((SDWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2138 | case SQL_C_ULONG: |
b8032740 | 2139 | return(( *((UDWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2140 | case SQL_C_FLOAT: |
b8032740 | 2141 | return(( *((SFLOAT *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2142 | case SQL_C_DOUBLE: |
b8032740 | 2143 | return((*((SDOUBLE *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 BP |
2144 | case SQL_C_TIMESTAMP: |
2145 | TIMESTAMP_STRUCT *pDt; | |
b8032740 | 2146 | pDt = (TIMESTAMP_STRUCT *) colDefs[colNumber].PtrDataObj; |
3ca6a5f0 | 2147 | if (pDt->year == 0 && pDt->month == 0 && pDt->day == 0) |
68379eaf | 2148 | return true; |
3ca6a5f0 | 2149 | else |
68379eaf | 2150 | return false; |
3ca6a5f0 | 2151 | default: |
68379eaf | 2152 | return true; |
89894079 | 2153 | } |
f02d4a64 | 2154 | */ |
b8032740 | 2155 | return (colDefs[colNumber].Null); |
f6bcfd97 | 2156 | } // wxDbTable::IsColNull() |
108106cf | 2157 | |
67e9aaa3 | 2158 | |
f6bcfd97 BP |
2159 | /********** wxDbTable::CanSelectForUpdate() **********/ |
2160 | bool wxDbTable::CanSelectForUpdate(void) | |
108106cf | 2161 | { |
38cfbffa | 2162 | if (queryOnly) |
68379eaf | 2163 | return false; |
38cfbffa | 2164 | |
89894079 | 2165 | if (pDb->Dbms() == dbmsMY_SQL) |
68379eaf | 2166 | return false; |
a2115c88 | 2167 | |
e93a3a18 GT |
2168 | if ((pDb->Dbms() == dbmsORACLE) || |
2169 | (pDb->dbInf.posStmts & SQL_PS_SELECT_FOR_UPDATE)) | |
68379eaf | 2170 | return true; |
89894079 | 2171 | else |
68379eaf | 2172 | return false; |
108106cf | 2173 | |
f6bcfd97 | 2174 | } // wxDbTable::CanSelectForUpdate() |
108106cf | 2175 | |
67e9aaa3 | 2176 | |
b8032740 GT |
2177 | /********** wxDbTable::CanUpdateByROWID() **********/ |
2178 | bool wxDbTable::CanUpdateByROWID(void) | |
108106cf | 2179 | { |
67e9aaa3 | 2180 | /* |
68379eaf | 2181 | * NOTE: Returning false for now until this can be debugged, |
89894079 | 2182 | * as the ROWID is not getting updated correctly |
67e9aaa3 | 2183 | */ |
68379eaf | 2184 | return false; |
6b3f4fb8 | 2185 | /* |
89894079 | 2186 | if (pDb->Dbms() == dbmsORACLE) |
68379eaf | 2187 | return true; |
89894079 | 2188 | else |
68379eaf | 2189 | return false; |
6b3f4fb8 | 2190 | */ |
b8032740 | 2191 | } // wxDbTable::CanUpdateByROWID() |
108106cf | 2192 | |
67e9aaa3 | 2193 | |
f6bcfd97 BP |
2194 | /********** wxDbTable::IsCursorClosedOnCommit() **********/ |
2195 | bool wxDbTable::IsCursorClosedOnCommit(void) | |
108106cf | 2196 | { |
89894079 | 2197 | if (pDb->dbInf.cursorCommitBehavior == SQL_CB_PRESERVE) |
68379eaf | 2198 | return false; |
89894079 | 2199 | else |
68379eaf | 2200 | return true; |
108106cf | 2201 | |
f6bcfd97 | 2202 | } // wxDbTable::IsCursorClosedOnCommit() |
108106cf | 2203 | |
67e9aaa3 | 2204 | |
f02d4a64 GT |
2205 | |
2206 | /********** wxDbTable::ClearMemberVar() **********/ | |
b8032740 | 2207 | void wxDbTable::ClearMemberVar(UWORD colNumber, bool setToNull) |
108106cf | 2208 | { |
b8032740 | 2209 | wxASSERT(colNumber < m_numCols); |
f02d4a64 | 2210 | |
b8032740 | 2211 | switch(colDefs[colNumber].SqlCtype) |
89894079 | 2212 | { |
f02d4a64 | 2213 | case SQL_C_CHAR: |
92850d6b | 2214 | #ifdef SQL_C_WCHAR |
e4e45573 | 2215 | case SQL_C_WCHAR: |
5c2cd0f6 | 2216 | #endif |
e4e45573 | 2217 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR |
b8032740 | 2218 | ((UCHAR FAR *) colDefs[colNumber].PtrDataObj)[0] = 0; |
f02d4a64 GT |
2219 | break; |
2220 | case SQL_C_SSHORT: | |
b8032740 | 2221 | *((SWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2222 | break; |
2223 | case SQL_C_USHORT: | |
b8032740 | 2224 | *((UWORD*) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 | 2225 | break; |
f292d0ec | 2226 | case SQL_C_LONG: |
f02d4a64 | 2227 | case SQL_C_SLONG: |
b8032740 | 2228 | *((SDWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2229 | break; |
2230 | case SQL_C_ULONG: | |
b8032740 | 2231 | *((UDWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2232 | break; |
2233 | case SQL_C_FLOAT: | |
b8032740 | 2234 | *((SFLOAT *) colDefs[colNumber].PtrDataObj) = 0.0f; |
f02d4a64 GT |
2235 | break; |
2236 | case SQL_C_DOUBLE: | |
b8032740 | 2237 | *((SDOUBLE *) colDefs[colNumber].PtrDataObj) = 0.0f; |
f02d4a64 GT |
2238 | break; |
2239 | case SQL_C_TIMESTAMP: | |
2240 | TIMESTAMP_STRUCT *pDt; | |
b8032740 | 2241 | pDt = (TIMESTAMP_STRUCT *) colDefs[colNumber].PtrDataObj; |
f02d4a64 GT |
2242 | pDt->year = 0; |
2243 | pDt->month = 0; | |
2244 | pDt->day = 0; | |
2245 | pDt->hour = 0; | |
2246 | pDt->minute = 0; | |
2247 | pDt->second = 0; | |
2248 | pDt->fraction = 0; | |
2249 | break; | |
89894079 | 2250 | } |
108106cf | 2251 | |
f02d4a64 | 2252 | if (setToNull) |
b8032740 | 2253 | SetColNull(colNumber); |
f02d4a64 GT |
2254 | } // wxDbTable::ClearMemberVar() |
2255 | ||
2256 | ||
2257 | /********** wxDbTable::ClearMemberVars() **********/ | |
2258 | void wxDbTable::ClearMemberVars(bool setToNull) | |
2259 | { | |
2260 | int i; | |
2261 | ||
2262 | // Loop through the columns setting each member variable to zero | |
b8032740 | 2263 | for (i=0; i < m_numCols; i++) |
254a2129 | 2264 | ClearMemberVar((UWORD)i,setToNull); |
f02d4a64 | 2265 | |
f6bcfd97 | 2266 | } // wxDbTable::ClearMemberVars() |
108106cf | 2267 | |
67e9aaa3 | 2268 | |
f6bcfd97 BP |
2269 | /********** wxDbTable::SetQueryTimeout() **********/ |
2270 | bool wxDbTable::SetQueryTimeout(UDWORD nSeconds) | |
108106cf | 2271 | { |
89894079 VZ |
2272 | if (SQLSetStmtOption(hstmtInsert, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) |
2273 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); | |
2274 | if (SQLSetStmtOption(hstmtUpdate, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2275 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
2276 | if (SQLSetStmtOption(hstmtDelete, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2277 | return(pDb->DispAllErrors(henv, hdbc, hstmtDelete)); | |
2278 | if (SQLSetStmtOption(hstmtInternal, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2279 | return(pDb->DispAllErrors(henv, hdbc, hstmtInternal)); | |
2280 | ||
2281 | // Completed Successfully | |
68379eaf | 2282 | return true; |
108106cf | 2283 | |
f6bcfd97 | 2284 | } // wxDbTable::SetQueryTimeout() |
108106cf | 2285 | |
67e9aaa3 | 2286 | |
f6bcfd97 | 2287 | /********** wxDbTable::SetColDefs() **********/ |
b8032740 GT |
2288 | bool wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType, void *pData, |
2289 | SWORD cType, int size, bool keyField, bool updateable, | |
549c8cc2 | 2290 | bool insertAllowed, bool derivedColumn) |
108106cf | 2291 | { |
b8032740 GT |
2292 | wxString tmpStr; |
2293 | ||
2294 | if (index >= m_numCols) // Columns numbers are zero based.... | |
2295 | { | |
2296 | 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); | |
2297 | wxFAIL_MSG(tmpStr); | |
2298 | wxLogDebug(tmpStr); | |
2299 | return false; | |
2300 | } | |
ff294e0e | 2301 | |
89894079 | 2302 | if (!colDefs) // May happen if the database connection fails |
b8032740 | 2303 | return false; |
89894079 | 2304 | |
4fdae997 | 2305 | if (fieldName.Length() > (unsigned int) DB_MAX_COLUMN_NAME_LEN) |
89894079 | 2306 | { |
9082f1a9 | 2307 | wxStrncpy(colDefs[index].ColName, fieldName, DB_MAX_COLUMN_NAME_LEN); |
b8032740 | 2308 | colDefs[index].ColName[DB_MAX_COLUMN_NAME_LEN] = 0; // Prevent buffer overrun |
da38429d | 2309 | |
b8032740 | 2310 | tmpStr.Printf(wxT("Column name '%s' is too long. Truncated to '%s'."), |
da38429d | 2311 | fieldName.c_str(),colDefs[index].ColName); |
b8032740 GT |
2312 | wxFAIL_MSG(tmpStr); |
2313 | wxLogDebug(tmpStr); | |
89894079 VZ |
2314 | } |
2315 | else | |
2316 | wxStrcpy(colDefs[index].ColName, fieldName); | |
2317 | ||
2318 | colDefs[index].DbDataType = dataType; | |
2319 | colDefs[index].PtrDataObj = pData; | |
2320 | colDefs[index].SqlCtype = cType; | |
e4e45573 | 2321 | colDefs[index].SzDataObj = size; //TODO: glt ??? * sizeof(wxChar) ??? |
89894079 | 2322 | colDefs[index].KeyField = keyField; |
549c8cc2 | 2323 | colDefs[index].DerivedCol = derivedColumn; |
89894079 | 2324 | // Derived columns by definition would NOT be "Insertable" or "Updateable" |
549c8cc2 | 2325 | if (derivedColumn) |
89894079 | 2326 | { |
68379eaf WS |
2327 | colDefs[index].Updateable = false; |
2328 | colDefs[index].InsertAllowed = false; | |
89894079 VZ |
2329 | } |
2330 | else | |
2331 | { | |
b8032740 | 2332 | colDefs[index].Updateable = updateable; |
549c8cc2 | 2333 | colDefs[index].InsertAllowed = insertAllowed; |
89894079 VZ |
2334 | } |
2335 | ||
68379eaf | 2336 | colDefs[index].Null = false; |
da38429d | 2337 | |
b8032740 GT |
2338 | return true; |
2339 | ||
f6bcfd97 | 2340 | } // wxDbTable::SetColDefs() |
108106cf | 2341 | |
67e9aaa3 | 2342 | |
e93a3a18 | 2343 | /********** wxDbTable::SetColDefs() **********/ |
87cc3456 | 2344 | wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD numCols) |
67e9aaa3 | 2345 | { |
4fdae997 | 2346 | wxASSERT(pColInfs); |
f6bcfd97 | 2347 | wxDbColDataPtr *pColDataPtrs = NULL; |
67e9aaa3 | 2348 | |
89894079 VZ |
2349 | if (pColInfs) |
2350 | { | |
87cc3456 | 2351 | UWORD index; |
da38429d | 2352 | |
f6bcfd97 | 2353 | pColDataPtrs = new wxDbColDataPtr[numCols+1]; |
67e9aaa3 GT |
2354 | |
2355 | for (index = 0; index < numCols; index++) | |
89894079 | 2356 | { |
89894079 VZ |
2357 | // Process the fields |
2358 | switch (pColInfs[index].dbDataType) | |
2359 | { | |
2360 | case DB_DATA_TYPE_VARCHAR: | |
e4e45573 GT |
2361 | pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferSize+(1*sizeof(wxChar))]; |
2362 | pColDataPtrs[index].SzDataObj = pColInfs[index].bufferSize+(1*sizeof(wxChar)); | |
2363 | pColDataPtrs[index].SqlCtype = SQL_C_WXCHAR; | |
0b8410f3 | 2364 | break; |
7eeba511 JS |
2365 | case DB_DATA_TYPE_MEMO: |
2366 | pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferSize+(1*sizeof(wxChar))]; | |
2367 | pColDataPtrs[index].SzDataObj = pColInfs[index].bufferSize+(1*sizeof(wxChar)); | |
2368 | pColDataPtrs[index].SqlCtype = SQL_C_WXCHAR; | |
2369 | break; | |
89894079 | 2370 | case DB_DATA_TYPE_INTEGER: |
67e9aaa3 | 2371 | // Can be long or short |
e4e45573 | 2372 | if (pColInfs[index].bufferSize == sizeof(long)) |
89894079 VZ |
2373 | { |
2374 | pColDataPtrs[index].PtrDataObj = new long; | |
2375 | pColDataPtrs[index].SzDataObj = sizeof(long); | |
2376 | pColDataPtrs[index].SqlCtype = SQL_C_SLONG; | |
2377 | } | |
2378 | else | |
2379 | { | |
2380 | pColDataPtrs[index].PtrDataObj = new short; | |
2381 | pColDataPtrs[index].SzDataObj = sizeof(short); | |
2382 | pColDataPtrs[index].SqlCtype = SQL_C_SSHORT; | |
2383 | } | |
2384 | break; | |
89894079 | 2385 | case DB_DATA_TYPE_FLOAT: |
89894079 | 2386 | // Can be float or double |
e4e45573 | 2387 | if (pColInfs[index].bufferSize == sizeof(float)) |
89894079 VZ |
2388 | { |
2389 | pColDataPtrs[index].PtrDataObj = new float; | |
2390 | pColDataPtrs[index].SzDataObj = sizeof(float); | |
2391 | pColDataPtrs[index].SqlCtype = SQL_C_FLOAT; | |
2392 | } | |
2393 | else | |
2394 | { | |
2395 | pColDataPtrs[index].PtrDataObj = new double; | |
2396 | pColDataPtrs[index].SzDataObj = sizeof(double); | |
2397 | pColDataPtrs[index].SqlCtype = SQL_C_DOUBLE; | |
da38429d | 2398 | } |
89894079 | 2399 | break; |
89894079 | 2400 | case DB_DATA_TYPE_DATE: |
89894079 VZ |
2401 | pColDataPtrs[index].PtrDataObj = new TIMESTAMP_STRUCT; |
2402 | pColDataPtrs[index].SzDataObj = sizeof(TIMESTAMP_STRUCT); | |
2403 | pColDataPtrs[index].SqlCtype = SQL_C_TIMESTAMP; | |
2404 | break; | |
bf5423ea | 2405 | case DB_DATA_TYPE_BLOB: |
da38429d | 2406 | wxFAIL_MSG(wxT("This form of ::SetColDefs() cannot be used with BLOB columns")); |
bf5423ea GT |
2407 | pColDataPtrs[index].PtrDataObj = /*BLOB ADDITION NEEDED*/NULL; |
2408 | pColDataPtrs[index].SzDataObj = /*BLOB ADDITION NEEDED*/sizeof(void *); | |
2409 | pColDataPtrs[index].SqlCtype = SQL_VARBINARY; | |
2410 | break; | |
2411 | } | |
2412 | if (pColDataPtrs[index].PtrDataObj != NULL) | |
2413 | SetColDefs (index,pColInfs[index].colName,pColInfs[index].dbDataType, pColDataPtrs[index].PtrDataObj, pColDataPtrs[index].SqlCtype, pColDataPtrs[index].SzDataObj); | |
2414 | else | |
2415 | { | |
da38429d | 2416 | // Unable to build all the column definitions, as either one of |
bf5423ea GT |
2417 | // the calls to "new" failed above, or there was a BLOB field |
2418 | // to have a column definition for. If BLOBs are to be used, | |
2419 | // the other form of ::SetColDefs() must be used, as it is impossible | |
2420 | // to know the maximum size to create the PtrDataObj to be. | |
2421 | delete [] pColDataPtrs; | |
2422 | return NULL; | |
89894079 | 2423 | } |
89894079 VZ |
2424 | } |
2425 | } | |
3ca6a5f0 | 2426 | |
89894079 | 2427 | return (pColDataPtrs); |
3ca6a5f0 | 2428 | |
e93a3a18 | 2429 | } // wxDbTable::SetColDefs() |
67e9aaa3 GT |
2430 | |
2431 | ||
f6bcfd97 BP |
2432 | /********** wxDbTable::SetCursor() **********/ |
2433 | void wxDbTable::SetCursor(HSTMT *hstmtActivate) | |
108106cf | 2434 | { |
f6bcfd97 | 2435 | if (hstmtActivate == wxDB_DEFAULT_CURSOR) |
89894079 VZ |
2436 | hstmt = *hstmtDefault; |
2437 | else | |
2438 | hstmt = *hstmtActivate; | |
108106cf | 2439 | |
f6bcfd97 | 2440 | } // wxDbTable::SetCursor() |
108106cf | 2441 | |
67e9aaa3 | 2442 | |
4fdae997 GT |
2443 | /********** wxDbTable::Count(const wxString &) **********/ |
2444 | ULONG wxDbTable::Count(const wxString &args) | |
108106cf | 2445 | { |
3ca6a5f0 | 2446 | ULONG count; |
1e92909e | 2447 | wxString sqlStmt; |
e716b9be | 2448 | SQLLEN cb; |
89894079 VZ |
2449 | |
2450 | // Build a "SELECT COUNT(*) FROM queryTableName [WHERE whereClause]" SQL Statement | |
4fdae997 | 2451 | sqlStmt = wxT("SELECT COUNT("); |
1e92909e | 2452 | sqlStmt += args; |
4fdae997 | 2453 | sqlStmt += wxT(") FROM "); |
243d4b36 GT |
2454 | sqlStmt += pDb->SQLTableName(queryTableName); |
2455 | // sqlStmt += queryTableName; | |
f6bcfd97 | 2456 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2457 | if (from && wxStrlen(from)) |
f6bcfd97 BP |
2458 | #else |
2459 | if (from.Length()) | |
2460 | #endif | |
1e92909e | 2461 | sqlStmt += from; |
89894079 VZ |
2462 | |
2463 | // Add the where clause if one is provided | |
f6bcfd97 | 2464 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2465 | if (where && wxStrlen(where)) |
f6bcfd97 BP |
2466 | #else |
2467 | if (where.Length()) | |
2468 | #endif | |
89894079 | 2469 | { |
4fdae997 | 2470 | sqlStmt += wxT(" WHERE "); |
1e92909e | 2471 | sqlStmt += where; |
89894079 VZ |
2472 | } |
2473 | ||
4fdae997 | 2474 | pDb->WriteSqlLog(sqlStmt); |
89894079 VZ |
2475 | |
2476 | // Initialize the Count cursor if it's not already initialized | |
2477 | if (!hstmtCount) | |
2478 | { | |
68379eaf | 2479 | hstmtCount = GetNewCursor(false,false); |
4fdae997 | 2480 | wxASSERT(hstmtCount); |
89894079 VZ |
2481 | if (!hstmtCount) |
2482 | return(0); | |
2483 | } | |
2484 | ||
2485 | // Execute the SQL statement | |
8a39593e | 2486 | if (SQLExecDirect(*hstmtCount, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) |
89894079 VZ |
2487 | { |
2488 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2489 | return(0); | |
2490 | } | |
2491 | ||
2492 | // Fetch the record | |
2493 | if (SQLFetch(*hstmtCount) != SQL_SUCCESS) | |
2494 | { | |
2495 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2496 | return(0); | |
2497 | } | |
2498 | ||
2499 | // Obtain the result | |
6b3f4fb8 | 2500 | if (SQLGetData(*hstmtCount, (UWORD)1, SQL_C_ULONG, &count, sizeof(count), &cb) != SQL_SUCCESS) |
89894079 VZ |
2501 | { |
2502 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2503 | return(0); | |
2504 | } | |
2505 | ||
2506 | // Free the cursor | |
2507 | if (SQLFreeStmt(*hstmtCount, SQL_CLOSE) != SQL_SUCCESS) | |
2508 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2509 | ||
2510 | // Return the record count | |
3ca6a5f0 | 2511 | return(count); |
108106cf | 2512 | |
f6bcfd97 | 2513 | } // wxDbTable::Count() |
108106cf | 2514 | |
67e9aaa3 | 2515 | |
f6bcfd97 BP |
2516 | /********** wxDbTable::Refresh() **********/ |
2517 | bool wxDbTable::Refresh(void) | |
108106cf | 2518 | { |
68379eaf | 2519 | bool result = true; |
89894079 VZ |
2520 | |
2521 | // Switch to the internal cursor so any active cursors are not corrupted | |
2522 | HSTMT currCursor = GetCursor(); | |
2523 | hstmt = hstmtInternal; | |
f6bcfd97 | 2524 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2525 | // Save the where and order by clauses |
8a39593e JS |
2526 | wxChar *saveWhere = where; |
2527 | wxChar *saveOrderBy = orderBy; | |
f6bcfd97 BP |
2528 | #else |
2529 | wxString saveWhere = where; | |
2530 | wxString saveOrderBy = orderBy; | |
2531 | #endif | |
89894079 VZ |
2532 | // Build a where clause to refetch the record with. Try and use the |
2533 | // ROWID if it's available, ow use the key fields. | |
4fdae997 GT |
2534 | wxString whereClause; |
2535 | whereClause.Empty(); | |
2536 | ||
b8032740 | 2537 | if (CanUpdateByROWID()) |
89894079 | 2538 | { |
e716b9be | 2539 | SQLLEN cb; |
e4e45573 | 2540 | wxChar rowid[wxDB_ROWID_LEN+1]; |
89894079 VZ |
2541 | |
2542 | // Get the ROWID value. If not successful retreiving the ROWID, | |
2543 | // simply fall down through the code and build the WHERE clause | |
2544 | // based on the key fields. | |
b8032740 | 2545 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
89894079 | 2546 | { |
243d4b36 GT |
2547 | whereClause += pDb->SQLTableName(queryTableName); |
2548 | // whereClause += queryTableName; | |
4fdae997 GT |
2549 | whereClause += wxT(".ROWID = '"); |
2550 | whereClause += rowid; | |
2551 | whereClause += wxT("'"); | |
89894079 VZ |
2552 | } |
2553 | } | |
2554 | ||
2555 | // If unable to use the ROWID, build a where clause from the keyfields | |
2556 | if (wxStrlen(whereClause) == 0) | |
f6bcfd97 | 2557 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS, queryTableName); |
89894079 VZ |
2558 | |
2559 | // Requery the record | |
2560 | where = whereClause; | |
4fdae997 | 2561 | orderBy.Empty(); |
89894079 | 2562 | if (!Query()) |
68379eaf | 2563 | result = false; |
89894079 VZ |
2564 | |
2565 | if (result && !GetNext()) | |
68379eaf | 2566 | result = false; |
89894079 VZ |
2567 | |
2568 | // Switch back to original cursor | |
2569 | SetCursor(&currCursor); | |
2570 | ||
2571 | // Free the internal cursor | |
2572 | if (SQLFreeStmt(hstmtInternal, SQL_CLOSE) != SQL_SUCCESS) | |
2573 | pDb->DispAllErrors(henv, hdbc, hstmtInternal); | |
2574 | ||
2575 | // Restore the original where and order by clauses | |
1e92909e | 2576 | where = saveWhere; |
89894079 VZ |
2577 | orderBy = saveOrderBy; |
2578 | ||
2579 | return(result); | |
108106cf | 2580 | |
f6bcfd97 | 2581 | } // wxDbTable::Refresh() |
108106cf | 2582 | |
67e9aaa3 | 2583 | |
e938ff5e | 2584 | /********** wxDbTable::SetColNull() **********/ |
b8032740 | 2585 | bool wxDbTable::SetColNull(UWORD colNumber, bool set) |
a2115c88 | 2586 | { |
b8032740 | 2587 | if (colNumber < m_numCols) |
f02d4a64 | 2588 | { |
b8032740 | 2589 | colDefs[colNumber].Null = set; |
f02d4a64 | 2590 | if (set) // Blank out the values in the member variable |
b8032740 | 2591 | ClearMemberVar(colNumber, false); // Must call with false here, or infinite recursion will happen |
e9ed92a2 | 2592 | |
b8032740 | 2593 | setCbValueForColumn(colNumber); |
e9ed92a2 | 2594 | |
68379eaf | 2595 | return true; |
f02d4a64 | 2596 | } |
89894079 | 2597 | else |
68379eaf | 2598 | return false; |
a2115c88 | 2599 | |
4fdae997 | 2600 | } // wxDbTable::SetColNull() |
67e9aaa3 | 2601 | |
a2115c88 | 2602 | |
e938ff5e | 2603 | /********** wxDbTable::SetColNull() **********/ |
4fdae997 | 2604 | bool wxDbTable::SetColNull(const wxString &colName, bool set) |
a2115c88 | 2605 | { |
b8032740 GT |
2606 | int colNumber; |
2607 | for (colNumber = 0; colNumber < m_numCols; colNumber++) | |
89894079 | 2608 | { |
b8032740 | 2609 | if (!wxStricmp(colName, colDefs[colNumber].ColName)) |
89894079 VZ |
2610 | break; |
2611 | } | |
2612 | ||
b8032740 | 2613 | if (colNumber < m_numCols) |
f02d4a64 | 2614 | { |
b8032740 | 2615 | colDefs[colNumber].Null = set; |
f02d4a64 | 2616 | if (set) // Blank out the values in the member variable |
b8032740 | 2617 | ClearMemberVar((UWORD)colNumber,false); // Must call with false here, or infinite recursion will happen |
e9ed92a2 | 2618 | |
b8032740 | 2619 | setCbValueForColumn(colNumber); |
e9ed92a2 | 2620 | |
68379eaf | 2621 | return true; |
f02d4a64 | 2622 | } |
89894079 | 2623 | else |
68379eaf | 2624 | return false; |
a2115c88 | 2625 | |
4fdae997 | 2626 | } // wxDbTable::SetColNull() |
a2115c88 | 2627 | |
67e9aaa3 | 2628 | |
f6bcfd97 BP |
2629 | /********** wxDbTable::GetNewCursor() **********/ |
2630 | HSTMT *wxDbTable::GetNewCursor(bool setCursor, bool bindColumns) | |
a2115c88 | 2631 | { |
89894079 | 2632 | HSTMT *newHSTMT = new HSTMT; |
4fdae997 | 2633 | wxASSERT(newHSTMT); |
89894079 VZ |
2634 | if (!newHSTMT) |
2635 | return(0); | |
2636 | ||
2637 | if (SQLAllocStmt(hdbc, newHSTMT) != SQL_SUCCESS) | |
2638 | { | |
2639 | pDb->DispAllErrors(henv, hdbc); | |
2640 | delete newHSTMT; | |
2641 | return(0); | |
2642 | } | |
2643 | ||
2644 | if (SQLSetStmtOption(*newHSTMT, SQL_CURSOR_TYPE, cursorType) != SQL_SUCCESS) | |
2645 | { | |
2646 | pDb->DispAllErrors(henv, hdbc, *newHSTMT); | |
2647 | delete newHSTMT; | |
2648 | return(0); | |
2649 | } | |
2650 | ||
2651 | if (bindColumns) | |
2652 | { | |
882fc8a9 | 2653 | if (!bindCols(*newHSTMT)) |
89894079 VZ |
2654 | { |
2655 | delete newHSTMT; | |
2656 | return(0); | |
2657 | } | |
2658 | } | |
2659 | ||
2660 | if (setCursor) | |
2661 | SetCursor(newHSTMT); | |
2662 | ||
2663 | return(newHSTMT); | |
2664 | ||
f6bcfd97 | 2665 | } // wxDbTable::GetNewCursor() |
67e9aaa3 | 2666 | |
a2115c88 | 2667 | |
f6bcfd97 BP |
2668 | /********** wxDbTable::DeleteCursor() **********/ |
2669 | bool wxDbTable::DeleteCursor(HSTMT *hstmtDel) | |
a2115c88 | 2670 | { |
68379eaf | 2671 | bool result = true; |
a2115c88 | 2672 | |
89894079 VZ |
2673 | if (!hstmtDel) // Cursor already deleted |
2674 | return(result); | |
a2115c88 | 2675 | |
7d8c3dba GT |
2676 | /* |
2677 | ODBC 3.0 says to use this form | |
2678 | if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS) | |
da38429d | 2679 | |
7d8c3dba | 2680 | */ |
89894079 VZ |
2681 | if (SQLFreeStmt(*hstmtDel, SQL_DROP) != SQL_SUCCESS) |
2682 | { | |
2683 | pDb->DispAllErrors(henv, hdbc); | |
68379eaf | 2684 | result = false; |
89894079 | 2685 | } |
a2115c88 | 2686 | |
89894079 | 2687 | delete hstmtDel; |
a2115c88 | 2688 | |
89894079 | 2689 | return(result); |
a2115c88 | 2690 | |
f6bcfd97 | 2691 | } // wxDbTable::DeleteCursor() |
a2115c88 | 2692 | |
882fc8a9 GT |
2693 | ////////////////////////////////////////////////////////////// |
2694 | // wxDbGrid support functions | |
2695 | ////////////////////////////////////////////////////////////// | |
2696 | ||
2697 | void wxDbTable::SetRowMode(const rowmode_t rowmode) | |
2698 | { | |
2699 | if (!m_hstmtGridQuery) | |
2700 | { | |
68379eaf | 2701 | m_hstmtGridQuery = GetNewCursor(false,false); |
882fc8a9 GT |
2702 | if (!bindCols(*m_hstmtGridQuery)) |
2703 | return; | |
2704 | } | |
2705 | ||
2706 | m_rowmode = rowmode; | |
2707 | switch (m_rowmode) | |
2708 | { | |
2709 | case WX_ROW_MODE_QUERY: | |
2710 | SetCursor(m_hstmtGridQuery); | |
2711 | break; | |
2712 | case WX_ROW_MODE_INDIVIDUAL: | |
2713 | SetCursor(hstmtDefault); | |
2714 | break; | |
2715 | default: | |
e7c9692f | 2716 | wxASSERT(0); |
882fc8a9 GT |
2717 | } |
2718 | } // wxDbTable::SetRowMode() | |
2719 | ||
2720 | ||
b8032740 | 2721 | wxVariant wxDbTable::GetColumn(const int colNumber) const |
882fc8a9 GT |
2722 | { |
2723 | wxVariant val; | |
b8032740 | 2724 | if ((colNumber < m_numCols) && (!IsColNull((UWORD)colNumber))) |
882fc8a9 | 2725 | { |
b8032740 | 2726 | switch (colDefs[colNumber].SqlCtype) |
882fc8a9 | 2727 | { |
81b89785 GT |
2728 | #if wxUSE_UNICODE |
2729 | #if defined(SQL_WCHAR) | |
38ae3a10 | 2730 | case SQL_WCHAR: |
81b89785 GT |
2731 | #endif |
2732 | #if defined(SQL_WVARCHAR) | |
38ae3a10 | 2733 | case SQL_WVARCHAR: |
81b89785 GT |
2734 | #endif |
2735 | #endif | |
882fc8a9 GT |
2736 | case SQL_CHAR: |
2737 | case SQL_VARCHAR: | |
b8032740 | 2738 | val = (wxChar *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2739 | break; |
2740 | case SQL_C_LONG: | |
2741 | case SQL_C_SLONG: | |
b8032740 | 2742 | val = *(long *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2743 | break; |
2744 | case SQL_C_SHORT: | |
2745 | case SQL_C_SSHORT: | |
b8032740 | 2746 | val = (long int )(*(short *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2747 | break; |
2748 | case SQL_C_ULONG: | |
b8032740 | 2749 | val = (long)(*(unsigned long *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2750 | break; |
2751 | case SQL_C_TINYINT: | |
b8032740 | 2752 | val = (long)(*(wxChar *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2753 | break; |
2754 | case SQL_C_UTINYINT: | |
b8032740 | 2755 | val = (long)(*(wxChar *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2756 | break; |
2757 | case SQL_C_USHORT: | |
b8032740 | 2758 | val = (long)(*(UWORD *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2759 | break; |
2760 | case SQL_C_DATE: | |
b8032740 | 2761 | val = (DATE_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2762 | break; |
2763 | case SQL_C_TIME: | |
b8032740 | 2764 | val = (TIME_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2765 | break; |
2766 | case SQL_C_TIMESTAMP: | |
b8032740 | 2767 | val = (TIMESTAMP_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2768 | break; |
2769 | case SQL_C_DOUBLE: | |
b8032740 | 2770 | val = *(double *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2771 | break; |
2772 | default: | |
2773 | assert(0); | |
2774 | } | |
2775 | } | |
2776 | return val; | |
2777 | } // wxDbTable::GetCol() | |
2778 | ||
2779 | ||
b8032740 | 2780 | void wxDbTable::SetColumn(const int colNumber, const wxVariant val) |
882fc8a9 GT |
2781 | { |
2782 | //FIXME: Add proper wxDateTime support to wxVariant.. | |
2783 | wxDateTime dateval; | |
2784 | ||
b8032740 | 2785 | SetColNull((UWORD)colNumber, val.IsNull()); |
882fc8a9 GT |
2786 | |
2787 | if (!val.IsNull()) | |
2788 | { | |
b8032740 GT |
2789 | if ((colDefs[colNumber].SqlCtype == SQL_C_DATE) |
2790 | || (colDefs[colNumber].SqlCtype == SQL_C_TIME) | |
2791 | || (colDefs[colNumber].SqlCtype == SQL_C_TIMESTAMP)) | |
882fc8a9 GT |
2792 | { |
2793 | //Returns null if invalid! | |
2794 | if (!dateval.ParseDate(val.GetString())) | |
b8032740 | 2795 | SetColNull((UWORD)colNumber, true); |
da38429d | 2796 | } |
882fc8a9 | 2797 | |
b8032740 | 2798 | switch (colDefs[colNumber].SqlCtype) |
882fc8a9 | 2799 | { |
81b89785 GT |
2800 | #if wxUSE_UNICODE |
2801 | #if defined(SQL_WCHAR) | |
38ae3a10 | 2802 | case SQL_WCHAR: |
81b89785 GT |
2803 | #endif |
2804 | #if defined(SQL_WVARCHAR) | |
38ae3a10 | 2805 | case SQL_WVARCHAR: |
81b89785 GT |
2806 | #endif |
2807 | #endif | |
882fc8a9 GT |
2808 | case SQL_CHAR: |
2809 | case SQL_VARCHAR: | |
b8032740 | 2810 | csstrncpyt((wxChar *)(colDefs[colNumber].PtrDataObj), |
da38429d | 2811 | val.GetString().c_str(), |
b8032740 | 2812 | colDefs[colNumber].SzDataObj-1); //TODO: glt ??? * sizeof(wxChar) ??? |
882fc8a9 GT |
2813 | break; |
2814 | case SQL_C_LONG: | |
2815 | case SQL_C_SLONG: | |
b8032740 | 2816 | *(long *)(colDefs[colNumber].PtrDataObj) = val; |
882fc8a9 GT |
2817 | break; |
2818 | case SQL_C_SHORT: | |
2819 | case SQL_C_SSHORT: | |
b8032740 | 2820 | *(short *)(colDefs[colNumber].PtrDataObj) = (short)val.GetLong(); |
882fc8a9 GT |
2821 | break; |
2822 | case SQL_C_ULONG: | |
b8032740 | 2823 | *(unsigned long *)(colDefs[colNumber].PtrDataObj) = val.GetLong(); |
882fc8a9 GT |
2824 | break; |
2825 | case SQL_C_TINYINT: | |
b8032740 | 2826 | *(wxChar *)(colDefs[colNumber].PtrDataObj) = val.GetChar(); |
882fc8a9 GT |
2827 | break; |
2828 | case SQL_C_UTINYINT: | |
b8032740 | 2829 | *(wxChar *)(colDefs[colNumber].PtrDataObj) = val.GetChar(); |
882fc8a9 GT |
2830 | break; |
2831 | case SQL_C_USHORT: | |
b8032740 | 2832 | *(unsigned short *)(colDefs[colNumber].PtrDataObj) = (unsigned short)val.GetLong(); |
882fc8a9 GT |
2833 | break; |
2834 | //FIXME: Add proper wxDateTime support to wxVariant.. | |
2835 | case SQL_C_DATE: | |
2836 | { | |
2837 | DATE_STRUCT *dataptr = | |
b8032740 | 2838 | (DATE_STRUCT *)colDefs[colNumber].PtrDataObj; |
da38429d | 2839 | |
39d350d6 WS |
2840 | dataptr->year = (SWORD)dateval.GetYear(); |
2841 | dataptr->month = (UWORD)(dateval.GetMonth()+1); | |
2842 | dataptr->day = (UWORD)dateval.GetDay(); | |
882fc8a9 GT |
2843 | } |
2844 | break; | |
2845 | case SQL_C_TIME: | |
2846 | { | |
2847 | TIME_STRUCT *dataptr = | |
b8032740 | 2848 | (TIME_STRUCT *)colDefs[colNumber].PtrDataObj; |
da38429d | 2849 | |
882fc8a9 GT |
2850 | dataptr->hour = dateval.GetHour(); |
2851 | dataptr->minute = dateval.GetMinute(); | |
2852 | dataptr->second = dateval.GetSecond(); | |
2853 | } | |
2854 | break; | |
2855 | case SQL_C_TIMESTAMP: | |
2856 | { | |
2857 | TIMESTAMP_STRUCT *dataptr = | |
b8032740 | 2858 | (TIMESTAMP_STRUCT *)colDefs[colNumber].PtrDataObj; |
39d350d6 WS |
2859 | dataptr->year = (SWORD)dateval.GetYear(); |
2860 | dataptr->month = (UWORD)(dateval.GetMonth()+1); | |
2861 | dataptr->day = (UWORD)dateval.GetDay(); | |
da38429d | 2862 | |
882fc8a9 GT |
2863 | dataptr->hour = dateval.GetHour(); |
2864 | dataptr->minute = dateval.GetMinute(); | |
2865 | dataptr->second = dateval.GetSecond(); | |
2866 | } | |
2867 | break; | |
2868 | case SQL_C_DOUBLE: | |
b8032740 | 2869 | *(double *)(colDefs[colNumber].PtrDataObj) = val; |
882fc8a9 GT |
2870 | break; |
2871 | default: | |
2872 | assert(0); | |
2873 | } // switch | |
2874 | } // if (!val.IsNull()) | |
2875 | } // wxDbTable::SetCol() | |
2876 | ||
2877 | ||
2878 | GenericKey wxDbTable::GetKey() | |
2879 | { | |
2880 | void *blk; | |
1dee6b39 | 2881 | wxChar *blkptr; |
da38429d | 2882 | |
882fc8a9 | 2883 | blk = malloc(m_keysize); |
1dee6b39 | 2884 | blkptr = (wxChar *) blk; |
da38429d | 2885 | |
882fc8a9 | 2886 | int i; |
b8032740 | 2887 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
2888 | { |
2889 | if (colDefs[i].KeyField) | |
2890 | { | |
2891 | memcpy(blkptr,colDefs[i].PtrDataObj, colDefs[i].SzDataObj); | |
2892 | blkptr += colDefs[i].SzDataObj; | |
2893 | } | |
2894 | } | |
2895 | ||
2896 | GenericKey k = GenericKey(blk, m_keysize); | |
2897 | free(blk); | |
2898 | ||
2899 | return k; | |
2900 | } // wxDbTable::GetKey() | |
2901 | ||
2902 | ||
2903 | void wxDbTable::SetKey(const GenericKey& k) | |
2904 | { | |
1dee6b39 GT |
2905 | void *blk; |
2906 | wxChar *blkptr; | |
da38429d | 2907 | |
882fc8a9 | 2908 | blk = k.GetBlk(); |
1dee6b39 | 2909 | blkptr = (wxChar *)blk; |
882fc8a9 GT |
2910 | |
2911 | int i; | |
b8032740 | 2912 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
2913 | { |
2914 | if (colDefs[i].KeyField) | |
2915 | { | |
254a2129 | 2916 | SetColNull((UWORD)i, false); |
882fc8a9 GT |
2917 | memcpy(colDefs[i].PtrDataObj, blkptr, colDefs[i].SzDataObj); |
2918 | blkptr += colDefs[i].SzDataObj; | |
2919 | } | |
2920 | } | |
2921 | } // wxDbTable::SetKey() | |
2922 | ||
2923 | ||
a2115c88 | 2924 | #endif // wxUSE_ODBC |
1fc5dd6f | 2925 |