]>
Commit | Line | Data |
---|---|---|
108106cf | 1 | /////////////////////////////////////////////////////////////////////////////// |
d23ec02c | 2 | // Name: src/common/dbtable.cpp |
f6bcfd97 | 3 | // Purpose: Implementation of the wxDbTable class. |
108106cf | 4 | // Author: Doug Card |
67e9aaa3 | 5 | // Modified by: George Tasker |
3ca6a5f0 BP |
6 | // Bart Jourquin |
7 | // Mark Johnson | |
108106cf JS |
8 | // Created: 9.96 |
9 | // RCS-ID: $Id$ | |
10 | // Copyright: (c) 1996 Remstar International, Inc. | |
7e559cd8 | 11 | // Licence: wxWindows licence |
108106cf JS |
12 | /////////////////////////////////////////////////////////////////////////////// |
13 | ||
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 | |
d23ec02c WS |
25 | #if wxUSE_ODBC |
26 | ||
0b8410f3 | 27 | #ifdef DBDEBUG_CONSOLE |
4888e623 GT |
28 | #if wxUSE_IOSTREAMH |
29 | #include <iostream.h> | |
30 | #else | |
31 | #include <iostream> | |
32 | #endif | |
0b8410f3 GT |
33 | #include "wx/ioswrap.h" |
34 | #endif | |
108106cf | 35 | |
882fc8a9 GT |
36 | #ifndef WX_PRECOMP |
37 | #include "wx/string.h" | |
38 | #include "wx/object.h" | |
39 | #include "wx/list.h" | |
40 | #include "wx/utils.h" | |
882fc8a9 | 41 | #include "wx/log.h" |
a2115c88 | 42 | #endif |
882fc8a9 | 43 | #include "wx/filefn.h" |
f6bcfd97 | 44 | |
108106cf JS |
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 | |
d23ec02c | 162 | wxASSERT(tblName.length()); |
4fdae997 | 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 | ||
d23ec02c | 174 | if (tblPath.length()) |
4fdae997 | 175 | tablePath = tblPath; // Table Path - used for dBase files |
f02d4a64 | 176 | else |
4fdae997 | 177 | tablePath.Empty(); |
da38429d | 178 | |
d23ec02c | 179 | if (qryTblName.length()) // Name of the table/view to query |
4fdae997 | 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; | |
422 | case DB_DATA_TYPE_INTEGER: | |
423 | if (colDefs[columnIndex].Null) | |
424 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
425 | else | |
426 | colDefs[columnIndex].CbValue = 0; | |
427 | break; | |
428 | case DB_DATA_TYPE_FLOAT: | |
429 | if (colDefs[columnIndex].Null) | |
430 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
431 | else | |
432 | colDefs[columnIndex].CbValue = 0; | |
433 | break; | |
434 | case DB_DATA_TYPE_DATE: | |
435 | if (colDefs[columnIndex].Null) | |
436 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
437 | else | |
438 | colDefs[columnIndex].CbValue = 0; | |
439 | break; | |
440 | case DB_DATA_TYPE_BLOB: | |
441 | if (colDefs[columnIndex].Null) | |
442 | colDefs[columnIndex].CbValue = SQL_NULL_DATA; | |
443 | else | |
e4e45573 | 444 | if (colDefs[columnIndex].SqlCtype == SQL_C_WXCHAR) |
fd9b9198 | 445 | colDefs[columnIndex].CbValue = SQL_NTS; |
e9ed92a2 GT |
446 | else |
447 | colDefs[columnIndex].CbValue = SQL_LEN_DATA_AT_EXEC(colDefs[columnIndex].SzDataObj); | |
448 | break; | |
449 | } | |
450 | } | |
451 | ||
2beca662 | 452 | /********** wxDbTable::bindParams() **********/ |
4fdae997 | 453 | bool wxDbTable::bindParams(bool forUpdate) |
6919c53f | 454 | { |
4fdae997 | 455 | wxASSERT(!queryOnly); |
89894079 | 456 | if (queryOnly) |
68379eaf | 457 | return false; |
da38429d | 458 | |
89894079 | 459 | SWORD fSqlType = 0; |
d171743e | 460 | SDWORD precision = 0; |
89894079 | 461 | SWORD scale = 0; |
da38429d | 462 | |
4fdae997 GT |
463 | // Bind each column of the table that should be bound |
464 | // to a parameter marker | |
6b3f4fb8 | 465 | int i; |
b8032740 | 466 | UWORD colNumber; |
2beca662 | 467 | |
b8032740 | 468 | for (i=0, colNumber=1; i < m_numCols; i++) |
89894079 | 469 | { |
4fdae997 | 470 | if (forUpdate) |
89894079 | 471 | { |
2beca662 | 472 | if (!colDefs[i].Updateable) |
4fdae997 | 473 | continue; |
89894079 | 474 | } |
4fdae997 | 475 | else |
3ca6a5f0 | 476 | { |
2beca662 | 477 | if (!colDefs[i].InsertAllowed) |
4fdae997 | 478 | continue; |
3ca6a5f0 | 479 | } |
6919c53f | 480 | |
89894079 VZ |
481 | switch(colDefs[i].DbDataType) |
482 | { | |
3ca6a5f0 BP |
483 | case DB_DATA_TYPE_VARCHAR: |
484 | fSqlType = pDb->GetTypeInfVarchar().FsqlType; | |
485 | precision = colDefs[i].SzDataObj; | |
486 | scale = 0; | |
3ca6a5f0 | 487 | break; |
7eeba511 JS |
488 | case DB_DATA_TYPE_MEMO: |
489 | fSqlType = pDb->GetTypeInfMemo().FsqlType; | |
490 | precision = colDefs[i].SzDataObj; | |
491 | scale = 0; | |
492 | break; | |
3ca6a5f0 BP |
493 | case DB_DATA_TYPE_INTEGER: |
494 | fSqlType = pDb->GetTypeInfInteger().FsqlType; | |
495 | precision = pDb->GetTypeInfInteger().Precision; | |
496 | scale = 0; | |
3ca6a5f0 BP |
497 | break; |
498 | case DB_DATA_TYPE_FLOAT: | |
499 | fSqlType = pDb->GetTypeInfFloat().FsqlType; | |
500 | precision = pDb->GetTypeInfFloat().Precision; | |
da38429d | 501 | scale = pDb->GetTypeInfFloat().MaximumScale; |
3ca6a5f0 BP |
502 | // SQL Sybase Anywhere v5.5 returned a negative number for the |
503 | // MaxScale. This caused ODBC to kick out an error on ibscale. | |
504 | // I check for this here and set the scale = precision. | |
505 | //if (scale < 0) | |
506 | // scale = (short) precision; | |
3ca6a5f0 BP |
507 | break; |
508 | case DB_DATA_TYPE_DATE: | |
509 | fSqlType = pDb->GetTypeInfDate().FsqlType; | |
510 | precision = pDb->GetTypeInfDate().Precision; | |
511 | scale = 0; | |
3ca6a5f0 | 512 | break; |
bf5423ea GT |
513 | case DB_DATA_TYPE_BLOB: |
514 | fSqlType = pDb->GetTypeInfBlob().FsqlType; | |
c9b6d796 | 515 | precision = colDefs[i].SzDataObj; |
bf5423ea | 516 | scale = 0; |
bf5423ea | 517 | break; |
3ca6a5f0 | 518 | } |
e9ed92a2 GT |
519 | |
520 | setCbValueForColumn(i); | |
521 | ||
4fdae997 GT |
522 | if (forUpdate) |
523 | { | |
b8032740 | 524 | if (SQLBindParameter(hstmtUpdate, colNumber++, SQL_PARAM_INPUT, colDefs[i].SqlCtype, |
da38429d | 525 | fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, |
4fdae997 GT |
526 | precision+1, &colDefs[i].CbValue) != SQL_SUCCESS) |
527 | { | |
528 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
529 | } | |
530 | } | |
531 | else | |
3ca6a5f0 | 532 | { |
b8032740 | 533 | if (SQLBindParameter(hstmtInsert, colNumber++, SQL_PARAM_INPUT, colDefs[i].SqlCtype, |
da38429d | 534 | fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, |
c9b6d796 | 535 | precision+1, &colDefs[i].CbValue) != SQL_SUCCESS) |
4fdae997 GT |
536 | { |
537 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); | |
538 | } | |
89894079 | 539 | } |
89894079 | 540 | } |
da38429d | 541 | |
89894079 | 542 | // Completed successfully |
68379eaf | 543 | return true; |
6919c53f | 544 | |
4fdae997 GT |
545 | } // wxDbTable::bindParams() |
546 | ||
547 | ||
548 | /********** wxDbTable::bindInsertParams() **********/ | |
549 | bool wxDbTable::bindInsertParams(void) | |
550 | { | |
68379eaf | 551 | return bindParams(false); |
4fdae997 GT |
552 | } // wxDbTable::bindInsertParams() |
553 | ||
554 | ||
555 | /********** wxDbTable::bindUpdateParams() **********/ | |
556 | bool wxDbTable::bindUpdateParams(void) | |
557 | { | |
68379eaf | 558 | return bindParams(true); |
f6bcfd97 | 559 | } // wxDbTable::bindUpdateParams() |
6919c53f | 560 | |
67e9aaa3 | 561 | |
f6bcfd97 BP |
562 | /********** wxDbTable::bindCols() **********/ |
563 | bool wxDbTable::bindCols(HSTMT cursor) | |
6919c53f | 564 | { |
e716b9be | 565 | static SQLLEN cb; |
9d943681 | 566 | |
89894079 | 567 | // Bind each column of the table to a memory address for fetching data |
6b3f4fb8 | 568 | UWORD i; |
b8032740 | 569 | for (i = 0; i < m_numCols; i++) |
3ca6a5f0 | 570 | { |
9d943681 | 571 | cb = colDefs[i].CbValue; |
6b3f4fb8 | 572 | if (SQLBindCol(cursor, (UWORD)(i+1), colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj, |
9d943681 | 573 | colDefs[i].SzDataObj, &cb ) != SQL_SUCCESS) |
3ca6a5f0 | 574 | return (pDb->DispAllErrors(henv, hdbc, cursor)); |
3ca6a5f0 | 575 | } |
89894079 VZ |
576 | |
577 | // Completed successfully | |
68379eaf | 578 | return true; |
6919c53f | 579 | |
f6bcfd97 | 580 | } // wxDbTable::bindCols() |
6919c53f | 581 | |
67e9aaa3 | 582 | |
f6bcfd97 BP |
583 | /********** wxDbTable::getRec() **********/ |
584 | bool wxDbTable::getRec(UWORD fetchType) | |
6919c53f | 585 | { |
89894079 VZ |
586 | RETCODE retcode; |
587 | ||
588 | if (!pDb->FwdOnlyCursors()) | |
589 | { | |
590 | // Fetch the NEXT, PREV, FIRST or LAST record, depending on fetchType | |
e716b9be | 591 | SQLULEN cRowsFetched; |
89894079 VZ |
592 | UWORD rowStatus; |
593 | ||
594 | retcode = SQLExtendedFetch(hstmt, fetchType, 0, &cRowsFetched, &rowStatus); | |
5a226de0 | 595 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
3ca6a5f0 | 596 | { |
89894079 | 597 | if (retcode == SQL_NO_DATA_FOUND) |
68379eaf | 598 | return false; |
89894079 VZ |
599 | else |
600 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); | |
3ca6a5f0 | 601 | } |
f02d4a64 GT |
602 | else |
603 | { | |
604 | // Set the Null member variable to indicate the Null state | |
605 | // of each column just read in. | |
606 | int i; | |
b8032740 | 607 | for (i = 0; i < m_numCols; i++) |
f02d4a64 GT |
608 | colDefs[i].Null = (colDefs[i].CbValue == SQL_NULL_DATA); |
609 | } | |
89894079 VZ |
610 | } |
611 | else | |
612 | { | |
613 | // Fetch the next record from the record set | |
614 | retcode = SQLFetch(hstmt); | |
615 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) | |
616 | { | |
617 | if (retcode == SQL_NO_DATA_FOUND) | |
68379eaf | 618 | return false; |
89894079 VZ |
619 | else |
620 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); | |
621 | } | |
f02d4a64 GT |
622 | else |
623 | { | |
624 | // Set the Null member variable to indicate the Null state | |
625 | // of each column just read in. | |
626 | int i; | |
b8032740 | 627 | for (i = 0; i < m_numCols; i++) |
f02d4a64 GT |
628 | colDefs[i].Null = (colDefs[i].CbValue == SQL_NULL_DATA); |
629 | } | |
89894079 VZ |
630 | } |
631 | ||
632 | // Completed successfully | |
68379eaf | 633 | return true; |
6919c53f | 634 | |
f6bcfd97 | 635 | } // wxDbTable::getRec() |
6919c53f | 636 | |
67e9aaa3 | 637 | |
f6bcfd97 | 638 | /********** wxDbTable::execDelete() **********/ |
4fdae997 | 639 | bool wxDbTable::execDelete(const wxString &pSqlStmt) |
6919c53f | 640 | { |
2beca662 GT |
641 | RETCODE retcode; |
642 | ||
89894079 | 643 | // Execute the DELETE statement |
8a39593e | 644 | retcode = SQLExecDirect(hstmtDelete, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); |
6919c53f | 645 | |
2beca662 GT |
646 | if (retcode == SQL_SUCCESS || |
647 | retcode == SQL_NO_DATA_FOUND || | |
648 | retcode == SQL_SUCCESS_WITH_INFO) | |
649 | { | |
650 | // Record deleted successfully | |
68379eaf | 651 | return true; |
2beca662 GT |
652 | } |
653 | ||
654 | // Problem deleting record | |
655 | return(pDb->DispAllErrors(henv, hdbc, hstmtDelete)); | |
6919c53f | 656 | |
f6bcfd97 | 657 | } // wxDbTable::execDelete() |
6919c53f | 658 | |
67e9aaa3 | 659 | |
f6bcfd97 | 660 | /********** wxDbTable::execUpdate() **********/ |
4fdae997 | 661 | bool wxDbTable::execUpdate(const wxString &pSqlStmt) |
6919c53f | 662 | { |
2beca662 GT |
663 | RETCODE retcode; |
664 | ||
89894079 | 665 | // Execute the UPDATE statement |
8a39593e | 666 | retcode = SQLExecDirect(hstmtUpdate, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); |
6919c53f | 667 | |
2beca662 GT |
668 | if (retcode == SQL_SUCCESS || |
669 | retcode == SQL_NO_DATA_FOUND || | |
670 | retcode == SQL_SUCCESS_WITH_INFO) | |
671 | { | |
672 | // Record updated successfully | |
68379eaf | 673 | return true; |
2beca662 | 674 | } |
5962bdb8 JS |
675 | else if (retcode == SQL_NEED_DATA) |
676 | { | |
677 | PTR pParmID; | |
8a39593e JS |
678 | retcode = SQLParamData(hstmtUpdate, &pParmID); |
679 | while (retcode == SQL_NEED_DATA) | |
5962bdb8 JS |
680 | { |
681 | // Find the parameter | |
682 | int i; | |
b8032740 | 683 | for (i=0; i < m_numCols; i++) |
5962bdb8 JS |
684 | { |
685 | if (colDefs[i].PtrDataObj == pParmID) | |
686 | { | |
687 | // We found it. Store the parameter. | |
688 | retcode = SQLPutData(hstmtUpdate, pParmID, colDefs[i].SzDataObj); | |
689 | if (retcode != SQL_SUCCESS) | |
690 | { | |
691 | pDb->DispNextError(); | |
692 | return pDb->DispAllErrors(henv, hdbc, hstmtUpdate); | |
693 | } | |
694 | break; | |
695 | } | |
696 | } | |
c9b6d796 | 697 | retcode = SQLParamData(hstmtUpdate, &pParmID); |
5962bdb8 JS |
698 | } |
699 | if (retcode == SQL_SUCCESS || | |
700 | retcode == SQL_NO_DATA_FOUND || | |
701 | retcode == SQL_SUCCESS_WITH_INFO) | |
702 | { | |
703 | // Record updated successfully | |
68379eaf | 704 | return true; |
5962bdb8 JS |
705 | } |
706 | } | |
2beca662 GT |
707 | |
708 | // Problem updating record | |
709 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
6919c53f | 710 | |
f6bcfd97 | 711 | } // wxDbTable::execUpdate() |
6919c53f | 712 | |
67e9aaa3 | 713 | |
f6bcfd97 | 714 | /********** wxDbTable::query() **********/ |
4fdae997 | 715 | bool wxDbTable::query(int queryType, bool forUpdate, bool distinct, const wxString &pSqlStmt) |
6919c53f | 716 | { |
4fdae997 | 717 | wxString sqlStmt; |
6919c53f | 718 | |
89894079 VZ |
719 | if (forUpdate) |
720 | // The user may wish to select for update, but the DBMS may not be capable | |
721 | selectForUpdate = CanSelectForUpdate(); | |
722 | else | |
68379eaf | 723 | selectForUpdate = false; |
6919c53f | 724 | |
89894079 VZ |
725 | // Set the SQL SELECT string |
726 | if (queryType != DB_SELECT_STATEMENT) // A select statement was not passed in, | |
3ca6a5f0 | 727 | { // so generate a select statement. |
f6bcfd97 | 728 | BuildSelectStmt(sqlStmt, queryType, distinct); |
89894079 | 729 | pDb->WriteSqlLog(sqlStmt); |
3ca6a5f0 | 730 | } |
e93a3a18 | 731 | |
89894079 | 732 | // Make sure the cursor is closed first |
e93a3a18 | 733 | if (!CloseCursor(hstmt)) |
68379eaf | 734 | return false; |
6919c53f | 735 | |
89894079 | 736 | // Execute the SQL SELECT statement |
da38429d | 737 | int retcode; |
8a39593e | 738 | retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt.c_str() : sqlStmt.c_str()), SQL_NTS); |
89894079 | 739 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
3ca6a5f0 | 740 | return(pDb->DispAllErrors(henv, hdbc, hstmt)); |
6919c53f | 741 | |
89894079 | 742 | // Completed successfully |
68379eaf | 743 | return true; |
6919c53f | 744 | |
f6bcfd97 | 745 | } // wxDbTable::query() |
6919c53f GT |
746 | |
747 | ||
67e9aaa3 GT |
748 | /***************************** PUBLIC FUNCTIONS *****************************/ |
749 | ||
6919c53f | 750 | |
f6bcfd97 | 751 | /********** wxDbTable::Open() **********/ |
1454d4e6 | 752 | bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists) |
108106cf | 753 | { |
89894079 | 754 | if (!pDb) |
68379eaf | 755 | return false; |
3ca6a5f0 | 756 | |
89894079 | 757 | int i; |
1e92909e | 758 | wxString sqlStmt; |
f02d4a64 | 759 | wxString s; |
882fc8a9 GT |
760 | |
761 | // Calculate the maximum size of the concatenated | |
762 | // keys for use with wxDbGrid | |
763 | m_keysize = 0; | |
b8032740 | 764 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
765 | { |
766 | if (colDefs[i].KeyField) | |
767 | { | |
882fc8a9 GT |
768 | m_keysize += colDefs[i].SzDataObj; |
769 | } | |
770 | } | |
89894079 | 771 | |
4fdae997 | 772 | s.Empty(); |
38ae3a10 GT |
773 | |
774 | bool exists = true; | |
775 | if (checkTableExists) | |
776 | { | |
777 | if (pDb->Dbms() == dbmsPOSTGRES) | |
778 | exists = pDb->TableExists(tableName, NULL, tablePath); | |
779 | else | |
780 | exists = pDb->TableExists(tableName, pDb->GetUsername(), tablePath); | |
781 | } | |
782 | ||
89894079 | 783 | // Verify that the table exists in the database |
38ae3a10 | 784 | if (!exists) |
89894079 | 785 | { |
4fdae997 GT |
786 | s = wxT("Table/view does not exist in the database"); |
787 | if ( *(pDb->dbInf.accessibleTables) == wxT('Y')) | |
788 | s += wxT(", or you have no permissions.\n"); | |
e16143f6 | 789 | else |
4fdae997 | 790 | s += wxT(".\n"); |
f02d4a64 GT |
791 | } |
792 | else if (checkPrivileges) | |
793 | { | |
794 | // Verify the user has rights to access the table. | |
d8d26772 WS |
795 | bool hasPrivs wxDUMMY_INITIALIZE(true); |
796 | ||
38ae3a10 GT |
797 | if (pDb->Dbms() == dbmsPOSTGRES) |
798 | hasPrivs = pDb->TablePrivileges(tableName, wxT("SELECT"), pDb->GetUsername(), NULL, tablePath); | |
799 | else | |
800 | hasPrivs = pDb->TablePrivileges(tableName, wxT("SELECT"), pDb->GetUsername(), pDb->GetUsername(), tablePath); | |
801 | ||
802 | if (!hasPrivs) | |
e4e45573 | 803 | s = wxT("Connecting user does not have sufficient privileges to access this table.\n"); |
f02d4a64 GT |
804 | } |
805 | ||
d8d26772 | 806 | if (!s.empty()) |
f02d4a64 GT |
807 | { |
808 | wxString p; | |
809 | ||
d8d26772 | 810 | if (!tablePath.empty()) |
7d8c3dba | 811 | p.Printf(wxT("Error opening '%s/%s'.\n"),tablePath.c_str(),tableName.c_str()); |
e16143f6 | 812 | else |
7d8c3dba | 813 | p.Printf(wxT("Error opening '%s'.\n"), tableName.c_str()); |
f02d4a64 GT |
814 | |
815 | p += s; | |
816 | pDb->LogError(p.GetData()); | |
817 | ||
68379eaf | 818 | return false; |
89894079 VZ |
819 | } |
820 | ||
821 | // Bind the member variables for field exchange between | |
f6bcfd97 | 822 | // the wxDbTable object and the ODBC record. |
89894079 VZ |
823 | if (!queryOnly) |
824 | { | |
825 | if (!bindInsertParams()) // Inserts | |
68379eaf | 826 | return false; |
da38429d | 827 | |
89894079 | 828 | if (!bindUpdateParams()) // Updates |
68379eaf | 829 | return false; |
89894079 | 830 | } |
3ca6a5f0 | 831 | |
89894079 | 832 | if (!bindCols(*hstmtDefault)) // Selects |
68379eaf | 833 | return false; |
da38429d | 834 | |
89894079 | 835 | if (!bindCols(hstmtInternal)) // Internal use only |
68379eaf | 836 | return false; |
f02d4a64 GT |
837 | |
838 | /* | |
89894079 VZ |
839 | * Do NOT bind the hstmtCount cursor!!! |
840 | */ | |
841 | ||
842 | // Build an insert statement using parameter markers | |
b8032740 | 843 | if (!queryOnly && m_numCols > 0) |
89894079 | 844 | { |
68379eaf | 845 | bool needComma = false; |
1d6f2348 VZ |
846 | sqlStmt.Printf(wxT("INSERT INTO %s ("), |
847 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
b8032740 | 848 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
849 | { |
850 | if (! colDefs[i].InsertAllowed) | |
851 | continue; | |
852 | if (needComma) | |
4fdae997 | 853 | sqlStmt += wxT(","); |
243d4b36 | 854 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
68379eaf | 855 | needComma = true; |
89894079 | 856 | } |
68379eaf | 857 | needComma = false; |
4fdae997 | 858 | sqlStmt += wxT(") VALUES ("); |
f6bcfd97 | 859 | |
3ca6a5f0 | 860 | int insertableCount = 0; |
f6bcfd97 | 861 | |
b8032740 | 862 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
863 | { |
864 | if (! colDefs[i].InsertAllowed) | |
865 | continue; | |
866 | if (needComma) | |
4fdae997 GT |
867 | sqlStmt += wxT(","); |
868 | sqlStmt += wxT("?"); | |
68379eaf | 869 | needComma = true; |
3ca6a5f0 | 870 | insertableCount++; |
89894079 | 871 | } |
4fdae997 | 872 | sqlStmt += wxT(")"); |
da38429d | 873 | |
89894079 | 874 | // Prepare the insert statement for execution |
da38429d | 875 | if (insertableCount) |
3ca6a5f0 | 876 | { |
8a39593e | 877 | if (SQLPrepare(hstmtInsert, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) |
f6bcfd97 BP |
878 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); |
879 | } | |
da38429d | 880 | else |
68379eaf | 881 | insertable = false; |
89894079 | 882 | } |
da38429d | 883 | |
89894079 | 884 | // Completed successfully |
68379eaf | 885 | return true; |
108106cf | 886 | |
f6bcfd97 | 887 | } // wxDbTable::Open() |
108106cf | 888 | |
67e9aaa3 | 889 | |
f6bcfd97 BP |
890 | /********** wxDbTable::Query() **********/ |
891 | bool wxDbTable::Query(bool forUpdate, bool distinct) | |
108106cf JS |
892 | { |
893 | ||
89894079 | 894 | return(query(DB_SELECT_WHERE, forUpdate, distinct)); |
108106cf | 895 | |
f6bcfd97 | 896 | } // wxDbTable::Query() |
108106cf | 897 | |
67e9aaa3 | 898 | |
f6bcfd97 | 899 | /********** wxDbTable::QueryBySqlStmt() **********/ |
4fdae997 | 900 | bool wxDbTable::QueryBySqlStmt(const wxString &pSqlStmt) |
108106cf | 901 | { |
89894079 | 902 | pDb->WriteSqlLog(pSqlStmt); |
108106cf | 903 | |
68379eaf | 904 | return(query(DB_SELECT_STATEMENT, false, false, pSqlStmt)); |
108106cf | 905 | |
f6bcfd97 | 906 | } // wxDbTable::QueryBySqlStmt() |
108106cf | 907 | |
67e9aaa3 | 908 | |
f6bcfd97 BP |
909 | /********** wxDbTable::QueryMatching() **********/ |
910 | bool wxDbTable::QueryMatching(bool forUpdate, bool distinct) | |
108106cf JS |
911 | { |
912 | ||
89894079 | 913 | return(query(DB_SELECT_MATCHING, forUpdate, distinct)); |
108106cf | 914 | |
f6bcfd97 | 915 | } // wxDbTable::QueryMatching() |
108106cf | 916 | |
67e9aaa3 | 917 | |
f6bcfd97 BP |
918 | /********** wxDbTable::QueryOnKeyFields() **********/ |
919 | bool wxDbTable::QueryOnKeyFields(bool forUpdate, bool distinct) | |
108106cf JS |
920 | { |
921 | ||
89894079 | 922 | return(query(DB_SELECT_KEYFIELDS, forUpdate, distinct)); |
108106cf | 923 | |
f6bcfd97 | 924 | } // wxDbTable::QueryOnKeyFields() |
108106cf | 925 | |
67e9aaa3 | 926 | |
f6bcfd97 BP |
927 | /********** wxDbTable::GetPrev() **********/ |
928 | bool wxDbTable::GetPrev(void) | |
a3439c7d | 929 | { |
89894079 VZ |
930 | if (pDb->FwdOnlyCursors()) |
931 | { | |
f6bcfd97 | 932 | wxFAIL_MSG(wxT("GetPrev()::Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 933 | return false; |
89894079 VZ |
934 | } |
935 | else | |
936 | return(getRec(SQL_FETCH_PRIOR)); | |
3ca6a5f0 | 937 | |
f6bcfd97 | 938 | } // wxDbTable::GetPrev() |
a3439c7d | 939 | |
67e9aaa3 | 940 | |
f6bcfd97 BP |
941 | /********** wxDbTable::operator-- **********/ |
942 | bool wxDbTable::operator--(int) | |
a3439c7d | 943 | { |
89894079 VZ |
944 | if (pDb->FwdOnlyCursors()) |
945 | { | |
f6bcfd97 | 946 | wxFAIL_MSG(wxT("operator--:Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 947 | return false; |
89894079 VZ |
948 | } |
949 | else | |
950 | return(getRec(SQL_FETCH_PRIOR)); | |
3ca6a5f0 | 951 | |
f6bcfd97 | 952 | } // wxDbTable::operator-- |
a3439c7d | 953 | |
67e9aaa3 | 954 | |
f6bcfd97 BP |
955 | /********** wxDbTable::GetFirst() **********/ |
956 | bool wxDbTable::GetFirst(void) | |
a3439c7d | 957 | { |
89894079 VZ |
958 | if (pDb->FwdOnlyCursors()) |
959 | { | |
f6bcfd97 | 960 | wxFAIL_MSG(wxT("GetFirst():Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 961 | return false; |
89894079 VZ |
962 | } |
963 | else | |
964 | return(getRec(SQL_FETCH_FIRST)); | |
3ca6a5f0 | 965 | |
f6bcfd97 | 966 | } // wxDbTable::GetFirst() |
a3439c7d | 967 | |
67e9aaa3 | 968 | |
f6bcfd97 BP |
969 | /********** wxDbTable::GetLast() **********/ |
970 | bool wxDbTable::GetLast(void) | |
a3439c7d | 971 | { |
89894079 VZ |
972 | if (pDb->FwdOnlyCursors()) |
973 | { | |
f6bcfd97 | 974 | wxFAIL_MSG(wxT("GetLast()::Backward scrolling cursors are not enabled for this instance of wxDbTable")); |
68379eaf | 975 | return false; |
89894079 | 976 | } |
da38429d | 977 | else |
89894079 | 978 | return(getRec(SQL_FETCH_LAST)); |
3ca6a5f0 | 979 | |
f6bcfd97 | 980 | } // wxDbTable::GetLast() |
a3439c7d | 981 | |
67e9aaa3 | 982 | |
4fdae997 GT |
983 | /********** wxDbTable::BuildDeleteStmt() **********/ |
984 | void wxDbTable::BuildDeleteStmt(wxString &pSqlStmt, int typeOfDel, const wxString &pWhereClause) | |
108106cf | 985 | { |
4fdae997 GT |
986 | wxASSERT(!queryOnly); |
987 | if (queryOnly) | |
988 | return; | |
989 | ||
990 | wxString whereClause; | |
89894079 | 991 | |
4fdae997 GT |
992 | whereClause.Empty(); |
993 | ||
994 | // Handle the case of DeleteWhere() and the where clause is blank. It should | |
995 | // delete all records from the database in this case. | |
d23ec02c | 996 | if (typeOfDel == DB_DEL_WHERE && (pWhereClause.length() == 0)) |
4fdae997 | 997 | { |
1d6f2348 VZ |
998 | pSqlStmt.Printf(wxT("DELETE FROM %s"), |
999 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
4fdae997 GT |
1000 | return; |
1001 | } | |
1002 | ||
1d6f2348 VZ |
1003 | pSqlStmt.Printf(wxT("DELETE FROM %s WHERE "), |
1004 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
4fdae997 GT |
1005 | |
1006 | // Append the WHERE clause to the SQL DELETE statement | |
1007 | switch(typeOfDel) | |
1008 | { | |
1009 | case DB_DEL_KEYFIELDS: | |
1010 | // If the datasource supports the ROWID column, build | |
1011 | // the where on ROWID for efficiency purposes. | |
1012 | // e.g. DELETE FROM PARTS WHERE ROWID = '111.222.333' | |
b8032740 | 1013 | if (CanUpdateByROWID()) |
4fdae997 | 1014 | { |
e716b9be | 1015 | SQLLEN cb; |
4fdae997 GT |
1016 | wxChar rowid[wxDB_ROWID_LEN+1]; |
1017 | ||
1018 | // Get the ROWID value. If not successful retreiving the ROWID, | |
1019 | // simply fall down through the code and build the WHERE clause | |
1020 | // based on the key fields. | |
b8032740 | 1021 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
4fdae997 GT |
1022 | { |
1023 | pSqlStmt += wxT("ROWID = '"); | |
1024 | pSqlStmt += rowid; | |
1025 | pSqlStmt += wxT("'"); | |
1026 | break; | |
1027 | } | |
1028 | } | |
1029 | // Unable to delete by ROWID, so build a WHERE | |
1030 | // clause based on the keyfields. | |
1031 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
1032 | pSqlStmt += whereClause; | |
1033 | break; | |
1034 | case DB_DEL_WHERE: | |
1035 | pSqlStmt += pWhereClause; | |
1036 | break; | |
1037 | case DB_DEL_MATCHING: | |
1038 | BuildWhereClause(whereClause, DB_WHERE_MATCHING); | |
1039 | pSqlStmt += whereClause; | |
1040 | break; | |
1041 | } | |
1042 | ||
1043 | } // BuildDeleteStmt() | |
1044 | ||
1045 | ||
1046 | /***** DEPRECATED: use wxDbTable::BuildDeleteStmt(wxString &....) form *****/ | |
1047 | void wxDbTable::BuildDeleteStmt(wxChar *pSqlStmt, int typeOfDel, const wxString &pWhereClause) | |
1048 | { | |
1049 | wxString tempSqlStmt; | |
1050 | BuildDeleteStmt(tempSqlStmt, typeOfDel, pWhereClause); | |
1051 | wxStrcpy(pSqlStmt, tempSqlStmt); | |
1052 | } // wxDbTable::BuildDeleteStmt() | |
1053 | ||
1054 | ||
1055 | /********** wxDbTable::BuildSelectStmt() **********/ | |
1056 | void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool distinct) | |
1057 | { | |
1058 | wxString whereClause; | |
1059 | whereClause.Empty(); | |
89894079 VZ |
1060 | |
1061 | // Build a select statement to query the database | |
4fdae997 | 1062 | pSqlStmt = wxT("SELECT "); |
89894079 VZ |
1063 | |
1064 | // SELECT DISTINCT values only? | |
1065 | if (distinct) | |
4fdae997 | 1066 | pSqlStmt += wxT("DISTINCT "); |
89894079 VZ |
1067 | |
1068 | // Was a FROM clause specified to join tables to the base table? | |
1069 | // Available for ::Query() only!!! | |
68379eaf | 1070 | bool appendFromClause = false; |
f6bcfd97 | 1071 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 1072 | if (typeOfSelect == DB_SELECT_WHERE && from && wxStrlen(from)) |
68379eaf | 1073 | appendFromClause = true; |
f6bcfd97 | 1074 | #else |
d23ec02c | 1075 | if (typeOfSelect == DB_SELECT_WHERE && from.length()) |
68379eaf | 1076 | appendFromClause = true; |
f6bcfd97 | 1077 | #endif |
89894079 VZ |
1078 | |
1079 | // Add the column list | |
1080 | int i; | |
52410d54 | 1081 | wxString tStr; |
b8032740 | 1082 | for (i = 0; i < m_numCols; i++) |
89894079 | 1083 | { |
52410d54 | 1084 | tStr = colDefs[i].ColName; |
89894079 | 1085 | // If joining tables, the base table column names must be qualified to avoid ambiguity |
d23a4aa7 | 1086 | if ((appendFromClause || pDb->Dbms() == dbmsACCESS) && tStr.Find(wxT('.')) == wxNOT_FOUND) |
89894079 | 1087 | { |
243d4b36 | 1088 | pSqlStmt += pDb->SQLTableName(queryTableName.c_str()); |
4fdae997 | 1089 | pSqlStmt += wxT("."); |
89894079 | 1090 | } |
243d4b36 | 1091 | pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
b8032740 | 1092 | if (i + 1 < m_numCols) |
4fdae997 | 1093 | pSqlStmt += wxT(","); |
89894079 VZ |
1094 | } |
1095 | ||
1096 | // If the datasource supports ROWID, get this column as well. Exception: Don't retrieve | |
1097 | // the ROWID if querying distinct records. The rowid will always be unique. | |
b8032740 | 1098 | if (!distinct && CanUpdateByROWID()) |
89894079 VZ |
1099 | { |
1100 | // If joining tables, the base table column names must be qualified to avoid ambiguity | |
2beca662 | 1101 | if (appendFromClause || pDb->Dbms() == dbmsACCESS) |
89894079 | 1102 | { |
4fdae997 | 1103 | pSqlStmt += wxT(","); |
243d4b36 | 1104 | pSqlStmt += pDb->SQLTableName(queryTableName); |
4fdae997 | 1105 | pSqlStmt += wxT(".ROWID"); |
89894079 VZ |
1106 | } |
1107 | else | |
4fdae997 | 1108 | pSqlStmt += wxT(",ROWID"); |
89894079 VZ |
1109 | } |
1110 | ||
1111 | // Append the FROM tablename portion | |
4fdae997 | 1112 | pSqlStmt += wxT(" FROM "); |
243d4b36 GT |
1113 | pSqlStmt += pDb->SQLTableName(queryTableName); |
1114 | // pSqlStmt += queryTableName; | |
89894079 VZ |
1115 | |
1116 | // Sybase uses the HOLDLOCK keyword to lock a record during query. | |
1117 | // The HOLDLOCK keyword follows the table name in the from clause. | |
1118 | // Each table in the from clause must specify HOLDLOCK or | |
1119 | // NOHOLDLOCK (the default). Note: The "FOR UPDATE" clause | |
1120 | // is parsed but ignored in SYBASE Transact-SQL. | |
1121 | if (selectForUpdate && (pDb->Dbms() == dbmsSYBASE_ASA || pDb->Dbms() == dbmsSYBASE_ASE)) | |
4fdae997 | 1122 | pSqlStmt += wxT(" HOLDLOCK"); |
89894079 VZ |
1123 | |
1124 | if (appendFromClause) | |
4fdae997 | 1125 | pSqlStmt += from; |
89894079 VZ |
1126 | |
1127 | // Append the WHERE clause. Either append the where clause for the class | |
1128 | // or build a where clause. The typeOfSelect determines this. | |
1129 | switch(typeOfSelect) | |
1130 | { | |
3ca6a5f0 | 1131 | case DB_SELECT_WHERE: |
f6bcfd97 | 1132 | #if wxODBC_BACKWARD_COMPATABILITY |
3ca6a5f0 | 1133 | if (where && wxStrlen(where)) // May not want a where clause!!! |
f6bcfd97 | 1134 | #else |
d23ec02c | 1135 | if (where.length()) // May not want a where clause!!! |
f6bcfd97 | 1136 | #endif |
3ca6a5f0 | 1137 | { |
4fdae997 GT |
1138 | pSqlStmt += wxT(" WHERE "); |
1139 | pSqlStmt += where; | |
3ca6a5f0 BP |
1140 | } |
1141 | break; | |
1142 | case DB_SELECT_KEYFIELDS: | |
1143 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
d23ec02c | 1144 | if (whereClause.length()) |
3ca6a5f0 | 1145 | { |
4fdae997 GT |
1146 | pSqlStmt += wxT(" WHERE "); |
1147 | pSqlStmt += whereClause; | |
3ca6a5f0 BP |
1148 | } |
1149 | break; | |
1150 | case DB_SELECT_MATCHING: | |
1151 | BuildWhereClause(whereClause, DB_WHERE_MATCHING); | |
d23ec02c | 1152 | if (whereClause.length()) |
3ca6a5f0 | 1153 | { |
4fdae997 GT |
1154 | pSqlStmt += wxT(" WHERE "); |
1155 | pSqlStmt += whereClause; | |
3ca6a5f0 BP |
1156 | } |
1157 | break; | |
89894079 VZ |
1158 | } |
1159 | ||
1160 | // Append the ORDER BY clause | |
f6bcfd97 | 1161 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 1162 | if (orderBy && wxStrlen(orderBy)) |
f6bcfd97 | 1163 | #else |
d23ec02c | 1164 | if (orderBy.length()) |
f6bcfd97 | 1165 | #endif |
89894079 | 1166 | { |
4fdae997 GT |
1167 | pSqlStmt += wxT(" ORDER BY "); |
1168 | pSqlStmt += orderBy; | |
89894079 VZ |
1169 | } |
1170 | ||
1171 | // SELECT FOR UPDATE if told to do so and the datasource is capable. Sybase | |
1172 | // parses the FOR UPDATE clause but ignores it. See the comment above on the | |
1173 | // HOLDLOCK for Sybase. | |
1174 | if (selectForUpdate && CanSelectForUpdate()) | |
4fdae997 GT |
1175 | pSqlStmt += wxT(" FOR UPDATE"); |
1176 | ||
1177 | } // wxDbTable::BuildSelectStmt() | |
1178 | ||
108106cf | 1179 | |
4fdae997 GT |
1180 | /***** DEPRECATED: use wxDbTable::BuildSelectStmt(wxString &....) form *****/ |
1181 | void wxDbTable::BuildSelectStmt(wxChar *pSqlStmt, int typeOfSelect, bool distinct) | |
1182 | { | |
1183 | wxString tempSqlStmt; | |
1184 | BuildSelectStmt(tempSqlStmt, typeOfSelect, distinct); | |
1185 | wxStrcpy(pSqlStmt, tempSqlStmt); | |
f6bcfd97 | 1186 | } // wxDbTable::BuildSelectStmt() |
108106cf | 1187 | |
67e9aaa3 | 1188 | |
4fdae997 | 1189 | /********** wxDbTable::BuildUpdateStmt() **********/ |
549c8cc2 | 1190 | void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpdate, const wxString &pWhereClause) |
4fdae997 GT |
1191 | { |
1192 | wxASSERT(!queryOnly); | |
1193 | if (queryOnly) | |
1194 | return; | |
1195 | ||
1196 | wxString whereClause; | |
1197 | whereClause.Empty(); | |
1198 | ||
68379eaf | 1199 | bool firstColumn = true; |
4fdae997 | 1200 | |
1d6f2348 | 1201 | pSqlStmt.Printf(wxT("UPDATE %s SET "), |
bb064193 | 1202 | pDb->SQLTableName(tableName.c_str()).c_str()); |
4fdae997 GT |
1203 | |
1204 | // Append a list of columns to be updated | |
1205 | int i; | |
b8032740 | 1206 | for (i = 0; i < m_numCols; i++) |
4fdae997 GT |
1207 | { |
1208 | // Only append Updateable columns | |
1209 | if (colDefs[i].Updateable) | |
1210 | { | |
9082f1a9 | 1211 | if (!firstColumn) |
4fdae997 GT |
1212 | pSqlStmt += wxT(","); |
1213 | else | |
68379eaf | 1214 | firstColumn = false; |
243d4b36 GT |
1215 | |
1216 | pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName); | |
1217 | // pSqlStmt += colDefs[i].ColName; | |
4fdae997 GT |
1218 | pSqlStmt += wxT(" = ?"); |
1219 | } | |
1220 | } | |
1221 | ||
1222 | // Append the WHERE clause to the SQL UPDATE statement | |
1223 | pSqlStmt += wxT(" WHERE "); | |
549c8cc2 | 1224 | switch(typeOfUpdate) |
4fdae997 GT |
1225 | { |
1226 | case DB_UPD_KEYFIELDS: | |
1227 | // If the datasource supports the ROWID column, build | |
1228 | // the where on ROWID for efficiency purposes. | |
1229 | // e.g. UPDATE PARTS SET Col1 = ?, Col2 = ? WHERE ROWID = '111.222.333' | |
b8032740 | 1230 | if (CanUpdateByROWID()) |
4fdae997 | 1231 | { |
e716b9be | 1232 | SQLLEN cb; |
4fdae997 GT |
1233 | wxChar rowid[wxDB_ROWID_LEN+1]; |
1234 | ||
1235 | // Get the ROWID value. If not successful retreiving the ROWID, | |
1236 | // simply fall down through the code and build the WHERE clause | |
1237 | // based on the key fields. | |
b8032740 | 1238 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
4fdae997 GT |
1239 | { |
1240 | pSqlStmt += wxT("ROWID = '"); | |
1241 | pSqlStmt += rowid; | |
1242 | pSqlStmt += wxT("'"); | |
1243 | break; | |
1244 | } | |
1245 | } | |
1246 | // Unable to delete by ROWID, so build a WHERE | |
1247 | // clause based on the keyfields. | |
1248 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS); | |
1249 | pSqlStmt += whereClause; | |
1250 | break; | |
1251 | case DB_UPD_WHERE: | |
1252 | pSqlStmt += pWhereClause; | |
1253 | break; | |
1254 | } | |
1255 | } // BuildUpdateStmt() | |
1256 | ||
1257 | ||
1258 | /***** DEPRECATED: use wxDbTable::BuildUpdateStmt(wxString &....) form *****/ | |
549c8cc2 | 1259 | void wxDbTable::BuildUpdateStmt(wxChar *pSqlStmt, int typeOfUpdate, const wxString &pWhereClause) |
4fdae997 GT |
1260 | { |
1261 | wxString tempSqlStmt; | |
549c8cc2 | 1262 | BuildUpdateStmt(tempSqlStmt, typeOfUpdate, pWhereClause); |
4fdae997 GT |
1263 | wxStrcpy(pSqlStmt, tempSqlStmt); |
1264 | } // BuildUpdateStmt() | |
1265 | ||
1266 | ||
1267 | /********** wxDbTable::BuildWhereClause() **********/ | |
1268 | void wxDbTable::BuildWhereClause(wxString &pWhereClause, int typeOfWhere, | |
1269 | const wxString &qualTableName, bool useLikeComparison) | |
1270 | /* | |
1271 | * Note: BuildWhereClause() currently ignores timestamp columns. | |
1272 | * They are not included as part of the where clause. | |
1273 | */ | |
1274 | { | |
68379eaf | 1275 | bool moreThanOneColumn = false; |
4fdae997 GT |
1276 | wxString colValue; |
1277 | ||
1278 | // Loop through the columns building a where clause as you go | |
b8032740 GT |
1279 | int colNumber; |
1280 | for (colNumber = 0; colNumber < m_numCols; colNumber++) | |
4fdae997 GT |
1281 | { |
1282 | // Determine if this column should be included in the WHERE clause | |
b8032740 GT |
1283 | if ((typeOfWhere == DB_WHERE_KEYFIELDS && colDefs[colNumber].KeyField) || |
1284 | (typeOfWhere == DB_WHERE_MATCHING && (!IsColNull((UWORD)colNumber)))) | |
4fdae997 GT |
1285 | { |
1286 | // Skip over timestamp columns | |
b8032740 | 1287 | if (colDefs[colNumber].SqlCtype == SQL_C_TIMESTAMP) |
4fdae997 GT |
1288 | continue; |
1289 | // If there is more than 1 column, join them with the keyword "AND" | |
1290 | if (moreThanOneColumn) | |
1291 | pWhereClause += wxT(" AND "); | |
1292 | else | |
68379eaf | 1293 | moreThanOneColumn = true; |
e7c9692f | 1294 | |
4fdae997 | 1295 | // Concatenate where phrase for the column |
b8032740 | 1296 | wxString tStr = colDefs[colNumber].ColName; |
e7c9692f | 1297 | |
d23ec02c | 1298 | if (qualTableName.length() && tStr.Find(wxT('.')) == wxNOT_FOUND) |
4fdae997 | 1299 | { |
243d4b36 | 1300 | pWhereClause += pDb->SQLTableName(qualTableName); |
4fdae997 GT |
1301 | pWhereClause += wxT("."); |
1302 | } | |
b8032740 | 1303 | pWhereClause += pDb->SQLColumnName(colDefs[colNumber].ColName); |
e7c9692f | 1304 | |
b8032740 | 1305 | if (useLikeComparison && (colDefs[colNumber].SqlCtype == SQL_C_WXCHAR)) |
4fdae997 GT |
1306 | pWhereClause += wxT(" LIKE "); |
1307 | else | |
1308 | pWhereClause += wxT(" = "); | |
e7c9692f | 1309 | |
b8032740 | 1310 | switch(colDefs[colNumber].SqlCtype) |
4fdae997 GT |
1311 | { |
1312 | case SQL_C_CHAR: | |
92850d6b | 1313 | #ifdef SQL_C_WCHAR |
e4e45573 | 1314 | case SQL_C_WCHAR: |
d8d26772 | 1315 | #endif |
e4e45573 | 1316 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR |
b8032740 | 1317 | colValue.Printf(wxT("'%s'"), (UCHAR FAR *) colDefs[colNumber].PtrDataObj); |
4fdae997 | 1318 | break; |
e9ed92a2 | 1319 | case SQL_C_SHORT: |
4fdae997 | 1320 | case SQL_C_SSHORT: |
b8032740 | 1321 | colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1322 | break; |
1323 | case SQL_C_USHORT: | |
b8032740 | 1324 | colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 | 1325 | break; |
e9ed92a2 | 1326 | case SQL_C_LONG: |
4fdae997 | 1327 | case SQL_C_SLONG: |
b8032740 | 1328 | colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1329 | break; |
1330 | case SQL_C_ULONG: | |
b8032740 | 1331 | colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1332 | break; |
1333 | case SQL_C_FLOAT: | |
b8032740 | 1334 | colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[colNumber].PtrDataObj)); |
4fdae997 GT |
1335 | break; |
1336 | case SQL_C_DOUBLE: | |
b8032740 | 1337 | colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[colNumber].PtrDataObj)); |
4fdae997 | 1338 | break; |
e9ed92a2 GT |
1339 | default: |
1340 | { | |
1341 | wxString strMsg; | |
1342 | strMsg.Printf(wxT("wxDbTable::bindParams(): Unknown column type for colDefs %d colName %s"), | |
b8032740 | 1343 | colNumber,colDefs[colNumber].ColName); |
2cb43514 | 1344 | wxFAIL_MSG(strMsg.c_str()); |
e9ed92a2 GT |
1345 | } |
1346 | break; | |
4fdae997 GT |
1347 | } |
1348 | pWhereClause += colValue; | |
1349 | } | |
1350 | } | |
1351 | } // wxDbTable::BuildWhereClause() | |
1352 | ||
1353 | ||
1354 | /***** DEPRECATED: use wxDbTable::BuildWhereClause(wxString &....) form *****/ | |
1355 | void wxDbTable::BuildWhereClause(wxChar *pWhereClause, int typeOfWhere, | |
1356 | const wxString &qualTableName, bool useLikeComparison) | |
1357 | { | |
1358 | wxString tempSqlStmt; | |
1359 | BuildWhereClause(tempSqlStmt, typeOfWhere, qualTableName, useLikeComparison); | |
1360 | wxStrcpy(pWhereClause, tempSqlStmt); | |
1361 | } // wxDbTable::BuildWhereClause() | |
1362 | ||
1363 | ||
f6bcfd97 BP |
1364 | /********** wxDbTable::GetRowNum() **********/ |
1365 | UWORD wxDbTable::GetRowNum(void) | |
108106cf | 1366 | { |
89894079 | 1367 | UDWORD rowNum; |
108106cf | 1368 | |
89894079 VZ |
1369 | if (SQLGetStmtOption(hstmt, SQL_ROW_NUMBER, (UCHAR*) &rowNum) != SQL_SUCCESS) |
1370 | { | |
1371 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1372 | return(0); | |
1373 | } | |
108106cf | 1374 | |
89894079 VZ |
1375 | // Completed successfully |
1376 | return((UWORD) rowNum); | |
108106cf | 1377 | |
f6bcfd97 | 1378 | } // wxDbTable::GetRowNum() |
108106cf | 1379 | |
67e9aaa3 | 1380 | |
f6bcfd97 BP |
1381 | /********** wxDbTable::CloseCursor() **********/ |
1382 | bool wxDbTable::CloseCursor(HSTMT cursor) | |
108106cf | 1383 | { |
89894079 VZ |
1384 | if (SQLFreeStmt(cursor, SQL_CLOSE) != SQL_SUCCESS) |
1385 | return(pDb->DispAllErrors(henv, hdbc, cursor)); | |
108106cf | 1386 | |
89894079 | 1387 | // Completed successfully |
68379eaf | 1388 | return true; |
108106cf | 1389 | |
f6bcfd97 | 1390 | } // wxDbTable::CloseCursor() |
108106cf | 1391 | |
67e9aaa3 | 1392 | |
f6bcfd97 BP |
1393 | /********** wxDbTable::CreateTable() **********/ |
1394 | bool wxDbTable::CreateTable(bool attemptDrop) | |
108106cf | 1395 | { |
89894079 | 1396 | if (!pDb) |
68379eaf | 1397 | return false; |
1fc5dd6f | 1398 | |
89894079 | 1399 | int i, j; |
1e92909e | 1400 | wxString sqlStmt; |
108106cf | 1401 | |
a2115c88 | 1402 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 1403 | cout << wxT("Creating Table ") << tableName << wxT("...") << endl; |
108106cf JS |
1404 | #endif |
1405 | ||
89894079 VZ |
1406 | // Drop table first |
1407 | if (attemptDrop && !DropTable()) | |
68379eaf | 1408 | return false; |
108106cf | 1409 | |
89894079 | 1410 | // Create the table |
a2115c88 | 1411 | #ifdef DBDEBUG_CONSOLE |
b8032740 | 1412 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
1413 | { |
1414 | // Exclude derived columns since they are NOT part of the base table | |
1415 | if (colDefs[i].DerivedCol) | |
1416 | continue; | |
4fdae997 | 1417 | cout << i + 1 << wxT(": ") << colDefs[i].ColName << wxT("; "); |
89894079 VZ |
1418 | switch(colDefs[i].DbDataType) |
1419 | { | |
1420 | case DB_DATA_TYPE_VARCHAR: | |
e4e45573 | 1421 | cout << pDb->GetTypeInfVarchar().TypeName << wxT("(") << (int)(colDefs[i].SzDataObj / sizeof(wxChar)) << wxT(")"); |
89894079 | 1422 | break; |
7eeba511 JS |
1423 | case DB_DATA_TYPE_MEMO: |
1424 | cout << pDb->GetTypeInfMemo().TypeName; | |
1425 | break; | |
89894079 | 1426 | case DB_DATA_TYPE_INTEGER: |
882fc8a9 | 1427 | cout << pDb->GetTypeInfInteger().TypeName; |
89894079 VZ |
1428 | break; |
1429 | case DB_DATA_TYPE_FLOAT: | |
882fc8a9 | 1430 | cout << pDb->GetTypeInfFloat().TypeName; |
89894079 VZ |
1431 | break; |
1432 | case DB_DATA_TYPE_DATE: | |
882fc8a9 | 1433 | cout << pDb->GetTypeInfDate().TypeName; |
89894079 | 1434 | break; |
bf5423ea | 1435 | case DB_DATA_TYPE_BLOB: |
882fc8a9 | 1436 | cout << pDb->GetTypeInfBlob().TypeName; |
bf5423ea | 1437 | break; |
89894079 VZ |
1438 | } |
1439 | cout << endl; | |
1440 | } | |
108106cf JS |
1441 | #endif |
1442 | ||
89894079 | 1443 | // Build a CREATE TABLE string from the colDefs structure. |
68379eaf | 1444 | bool needComma = false; |
243d4b36 | 1445 | |
1d6f2348 VZ |
1446 | sqlStmt.Printf(wxT("CREATE TABLE %s ("), |
1447 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
1e92909e | 1448 | |
b8032740 | 1449 | for (i = 0; i < m_numCols; i++) |
89894079 VZ |
1450 | { |
1451 | // Exclude derived columns since they are NOT part of the base table | |
1452 | if (colDefs[i].DerivedCol) | |
1453 | continue; | |
1454 | // Comma Delimiter | |
1455 | if (needComma) | |
4fdae997 | 1456 | sqlStmt += wxT(","); |
89894079 | 1457 | // Column Name |
243d4b36 GT |
1458 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
1459 | // sqlStmt += colDefs[i].ColName; | |
4fdae997 | 1460 | sqlStmt += wxT(" "); |
89894079 VZ |
1461 | // Column Type |
1462 | switch(colDefs[i].DbDataType) | |
1463 | { | |
1464 | case DB_DATA_TYPE_VARCHAR: | |
3ca6a5f0 BP |
1465 | sqlStmt += pDb->GetTypeInfVarchar().TypeName; |
1466 | break; | |
7eeba511 JS |
1467 | case DB_DATA_TYPE_MEMO: |
1468 | sqlStmt += pDb->GetTypeInfMemo().TypeName; | |
1469 | break; | |
89894079 | 1470 | case DB_DATA_TYPE_INTEGER: |
3ca6a5f0 BP |
1471 | sqlStmt += pDb->GetTypeInfInteger().TypeName; |
1472 | break; | |
89894079 | 1473 | case DB_DATA_TYPE_FLOAT: |
3ca6a5f0 BP |
1474 | sqlStmt += pDb->GetTypeInfFloat().TypeName; |
1475 | break; | |
89894079 | 1476 | case DB_DATA_TYPE_DATE: |
3ca6a5f0 BP |
1477 | sqlStmt += pDb->GetTypeInfDate().TypeName; |
1478 | break; | |
bf5423ea GT |
1479 | case DB_DATA_TYPE_BLOB: |
1480 | sqlStmt += pDb->GetTypeInfBlob().TypeName; | |
1481 | break; | |
89894079 VZ |
1482 | } |
1483 | // For varchars, append the size of the string | |
e25cdb86 | 1484 | if (colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR && |
8a39593e | 1485 | (pDb->Dbms() != dbmsMY_SQL || pDb->GetTypeInfVarchar().TypeName != _T("text")))// || |
bf5423ea | 1486 | // colDefs[i].DbDataType == DB_DATA_TYPE_BLOB) |
89894079 | 1487 | { |
1e92909e | 1488 | wxString s; |
e4e45573 | 1489 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
4fdae997 | 1490 | sqlStmt += s; |
89894079 VZ |
1491 | } |
1492 | ||
e93a3a18 GT |
1493 | if (pDb->Dbms() == dbmsDB2 || |
1494 | pDb->Dbms() == dbmsMY_SQL || | |
1495 | pDb->Dbms() == dbmsSYBASE_ASE || | |
9082f1a9 | 1496 | pDb->Dbms() == dbmsINTERBASE || |
215a0070 | 1497 | pDb->Dbms() == dbmsFIREBIRD || |
e93a3a18 | 1498 | pDb->Dbms() == dbmsMS_SQL_SERVER) |
89894079 VZ |
1499 | { |
1500 | if (colDefs[i].KeyField) | |
1501 | { | |
4fdae997 | 1502 | sqlStmt += wxT(" NOT NULL"); |
89894079 VZ |
1503 | } |
1504 | } | |
da38429d | 1505 | |
68379eaf | 1506 | needComma = true; |
89894079 VZ |
1507 | } |
1508 | // If there is a primary key defined, include it in the create statement | |
b8032740 | 1509 | for (i = j = 0; i < m_numCols; i++) |
89894079 VZ |
1510 | { |
1511 | if (colDefs[i].KeyField) | |
1512 | { | |
1513 | j++; | |
1514 | break; | |
1515 | } | |
1516 | } | |
52410d54 DS |
1517 | if ( j && (pDb->Dbms() != dbmsDBASE) |
1518 | && (pDb->Dbms() != dbmsXBASE_SEQUITER) ) // Found a keyfield | |
89894079 | 1519 | { |
87cc3456 | 1520 | switch (pDb->Dbms()) |
89894079 | 1521 | { |
1dee6b39 | 1522 | case dbmsACCESS: |
597fadce | 1523 | case dbmsINFORMIX: |
87cc3456 GT |
1524 | case dbmsSYBASE_ASA: |
1525 | case dbmsSYBASE_ASE: | |
1526 | case dbmsMY_SQL: | |
215a0070 | 1527 | case dbmsFIREBIRD: |
87cc3456 | 1528 | { |
2beca662 | 1529 | // MySQL goes out on this one. We also declare the relevant key NON NULL above |
87cc3456 GT |
1530 | sqlStmt += wxT(",PRIMARY KEY ("); |
1531 | break; | |
1532 | } | |
1533 | default: | |
1534 | { | |
1535 | sqlStmt += wxT(",CONSTRAINT "); | |
2beca662 GT |
1536 | // DB2 is limited to 18 characters for index names |
1537 | if (pDb->Dbms() == dbmsDB2) | |
1538 | { | |
1539 | 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 |
1540 | sqlStmt += pDb->SQLTableName(tableName.substr(0, 13).c_str()); |
1541 | // sqlStmt += tableName.substr(0, 13); | |
2beca662 GT |
1542 | } |
1543 | else | |
243d4b36 GT |
1544 | sqlStmt += pDb->SQLTableName(tableName.c_str()); |
1545 | // sqlStmt += tableName; | |
2beca662 | 1546 | |
87cc3456 GT |
1547 | sqlStmt += wxT("_PIDX PRIMARY KEY ("); |
1548 | break; | |
1549 | } | |
89894079 VZ |
1550 | } |
1551 | ||
1552 | // List column name(s) of column(s) comprising the primary key | |
b8032740 | 1553 | for (i = j = 0; i < m_numCols; i++) |
89894079 VZ |
1554 | { |
1555 | if (colDefs[i].KeyField) | |
1556 | { | |
1557 | if (j++) // Multi part key, comma separate names | |
4fdae997 | 1558 | sqlStmt += wxT(","); |
243d4b36 | 1559 | sqlStmt += pDb->SQLColumnName(colDefs[i].ColName); |
e25cdb86 GT |
1560 | |
1561 | if (pDb->Dbms() == dbmsMY_SQL && | |
1562 | colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR) | |
1563 | { | |
1564 | wxString s; | |
e4e45573 | 1565 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
e25cdb86 GT |
1566 | sqlStmt += s; |
1567 | } | |
89894079 VZ |
1568 | } |
1569 | } | |
2beca662 GT |
1570 | sqlStmt += wxT(")"); |
1571 | ||
597fadce GT |
1572 | if (pDb->Dbms() == dbmsINFORMIX || |
1573 | pDb->Dbms() == dbmsSYBASE_ASA || | |
2beca662 GT |
1574 | pDb->Dbms() == dbmsSYBASE_ASE) |
1575 | { | |
1576 | sqlStmt += wxT(" CONSTRAINT "); | |
243d4b36 GT |
1577 | sqlStmt += pDb->SQLTableName(tableName); |
1578 | // sqlStmt += tableName; | |
2beca662 GT |
1579 | sqlStmt += wxT("_PIDX"); |
1580 | } | |
89894079 VZ |
1581 | } |
1582 | // Append the closing parentheses for the create table statement | |
4fdae997 | 1583 | sqlStmt += wxT(")"); |
a2115c88 | 1584 | |
4fdae997 | 1585 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 1586 | |
a2115c88 | 1587 | #ifdef DBDEBUG_CONSOLE |
f6bcfd97 | 1588 | cout << endl << sqlStmt.c_str() << endl; |
108106cf JS |
1589 | #endif |
1590 | ||
89894079 | 1591 | // Execute the CREATE TABLE statement |
8a39593e | 1592 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
89894079 VZ |
1593 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) |
1594 | { | |
1595 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1596 | pDb->RollbackTrans(); | |
1597 | CloseCursor(hstmt); | |
68379eaf | 1598 | return false; |
89894079 VZ |
1599 | } |
1600 | ||
1601 | // Commit the transaction and close the cursor | |
3ca6a5f0 | 1602 | if (!pDb->CommitTrans()) |
68379eaf | 1603 | return false; |
3ca6a5f0 | 1604 | if (!CloseCursor(hstmt)) |
68379eaf | 1605 | return false; |
89894079 VZ |
1606 | |
1607 | // Database table created successfully | |
68379eaf | 1608 | return true; |
108106cf | 1609 | |
f6bcfd97 | 1610 | } // wxDbTable::CreateTable() |
108106cf | 1611 | |
67e9aaa3 | 1612 | |
f6bcfd97 BP |
1613 | /********** wxDbTable::DropTable() **********/ |
1614 | bool wxDbTable::DropTable() | |
a2115c88 | 1615 | { |
68379eaf | 1616 | // NOTE: This function returns true if the Table does not exist, but |
89894079 | 1617 | // only for identified databases. Code will need to be added |
0b8410f3 | 1618 | // below for any other databases when those databases are defined |
89894079 | 1619 | // to handle this situation consistently |
a2115c88 | 1620 | |
1e92909e | 1621 | wxString sqlStmt; |
a2115c88 | 1622 | |
1d6f2348 VZ |
1623 | sqlStmt.Printf(wxT("DROP TABLE %s"), |
1624 | pDb->SQLTableName(tableName.c_str()).c_str()); | |
a2115c88 | 1625 | |
4fdae997 | 1626 | pDb->WriteSqlLog(sqlStmt); |
a2115c88 GT |
1627 | |
1628 | #ifdef DBDEBUG_CONSOLE | |
f6bcfd97 | 1629 | cout << endl << sqlStmt.c_str() << endl; |
a2115c88 GT |
1630 | #endif |
1631 | ||
8a39593e | 1632 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
2beca662 | 1633 | if (retcode != SQL_SUCCESS) |
89894079 VZ |
1634 | { |
1635 | // Check for "Base table not found" error and ignore | |
da38429d | 1636 | pDb->GetNextError(henv, hdbc, hstmt); |
2beca662 | 1637 | if (wxStrcmp(pDb->sqlState, wxT("S0002")) /*&& |
da38429d | 1638 | wxStrcmp(pDb->sqlState, wxT("S1000"))*/) // "Base table not found" |
2beca662 | 1639 | { |
89894079 | 1640 | // Check for product specific error codes |
2beca662 | 1641 | if (!((pDb->Dbms() == dbmsSYBASE_ASA && !wxStrcmp(pDb->sqlState,wxT("42000"))) || // 5.x (and lower?) |
da38429d | 1642 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("37000"))) || |
2beca662 | 1643 | (pDb->Dbms() == dbmsPERVASIVE_SQL && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || // Returns an S1000 then an S0002 |
da38429d | 1644 | (pDb->Dbms() == dbmsPOSTGRES && !wxStrcmp(pDb->sqlState,wxT("08S01"))))) |
89894079 VZ |
1645 | { |
1646 | pDb->DispNextError(); | |
1647 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1648 | pDb->RollbackTrans(); | |
5a226de0 | 1649 | // CloseCursor(hstmt); |
68379eaf | 1650 | return false; |
89894079 VZ |
1651 | } |
1652 | } | |
1653 | } | |
1654 | ||
1655 | // Commit the transaction and close the cursor | |
1656 | if (! pDb->CommitTrans()) | |
68379eaf | 1657 | return false; |
89894079 | 1658 | if (! CloseCursor(hstmt)) |
68379eaf | 1659 | return false; |
89894079 | 1660 | |
68379eaf | 1661 | return true; |
f6bcfd97 | 1662 | } // wxDbTable::DropTable() |
a2115c88 | 1663 | |
67e9aaa3 | 1664 | |
f6bcfd97 | 1665 | /********** wxDbTable::CreateIndex() **********/ |
549c8cc2 GT |
1666 | bool wxDbTable::CreateIndex(const wxString &indexName, bool unique, UWORD numIndexColumns, |
1667 | wxDbIdxDef *pIndexDefs, bool attemptDrop) | |
108106cf | 1668 | { |
1e92909e | 1669 | wxString sqlStmt; |
89894079 VZ |
1670 | |
1671 | // Drop the index first | |
549c8cc2 | 1672 | if (attemptDrop && !DropIndex(indexName)) |
68379eaf | 1673 | return false; |
89894079 | 1674 | |
3ca6a5f0 BP |
1675 | // MySQL (and possibly Sybase ASE?? - gt) require that any columns which are used as portions |
1676 | // of an index have the columns defined as "NOT NULL". During initial table creation though, | |
1677 | // it may not be known which columns are necessarily going to be part of an index (e.g. the | |
1678 | // table was created, then months later you determine that an additional index while | |
1679 | // give better performance, so you want to add an index). | |
1680 | // | |
1681 | // The following block of code will modify the column definition to make the column be | |
1682 | // defined with the "NOT NULL" qualifier. | |
1683 | if (pDb->Dbms() == dbmsMY_SQL) | |
1684 | { | |
1685 | wxString sqlStmt; | |
1686 | int i; | |
68379eaf | 1687 | bool ok = true; |
549c8cc2 | 1688 | for (i = 0; i < numIndexColumns && ok; i++) |
3ca6a5f0 BP |
1689 | { |
1690 | int j = 0; | |
68379eaf | 1691 | bool found = false; |
3ca6a5f0 BP |
1692 | // Find the column definition that has the ColName that matches the |
1693 | // index column name. We need to do this to get the DB_DATA_TYPE of | |
1694 | // the index column, as MySQL's syntax for the ALTER column requires | |
1695 | // this information | |
b8032740 | 1696 | while (!found && (j < this->m_numCols)) |
3ca6a5f0 | 1697 | { |
549c8cc2 | 1698 | if (wxStrcmp(colDefs[j].ColName,pIndexDefs[i].ColName) == 0) |
68379eaf | 1699 | found = true; |
3ca6a5f0 BP |
1700 | if (!found) |
1701 | j++; | |
1702 | } | |
da38429d | 1703 | |
3ca6a5f0 BP |
1704 | if (found) |
1705 | { | |
549c8cc2 | 1706 | ok = pDb->ModifyColumn(tableName, pIndexDefs[i].ColName, |
e4e45573 | 1707 | colDefs[j].DbDataType, (int)(colDefs[j].SzDataObj / sizeof(wxChar)), |
4fdae997 GT |
1708 | wxT("NOT NULL")); |
1709 | ||
3ca6a5f0 BP |
1710 | if (!ok) |
1711 | { | |
8a39593e JS |
1712 | #if 0 |
1713 | // retcode is not used | |
3ca6a5f0 BP |
1714 | wxODBC_ERRORS retcode; |
1715 | // Oracle returns a DB_ERR_GENERAL_ERROR if the column is already | |
1716 | // defined to be NOT NULL, but reportedly MySQL doesn't mind. | |
1717 | // This line is just here for debug checking of the value | |
1718 | retcode = (wxODBC_ERRORS)pDb->DB_STATUS; | |
8a39593e | 1719 | #endif |
3ca6a5f0 BP |
1720 | } |
1721 | } | |
1722 | else | |
68379eaf | 1723 | ok = false; |
3ca6a5f0 BP |
1724 | } |
1725 | if (ok) | |
1726 | pDb->CommitTrans(); | |
1727 | else | |
1728 | { | |
1729 | pDb->RollbackTrans(); | |
68379eaf | 1730 | return false; |
3ca6a5f0 BP |
1731 | } |
1732 | } | |
da38429d | 1733 | |
89894079 | 1734 | // Build a CREATE INDEX statement |
4fdae997 | 1735 | sqlStmt = wxT("CREATE "); |
89894079 | 1736 | if (unique) |
4fdae997 | 1737 | sqlStmt += wxT("UNIQUE "); |
da38429d | 1738 | |
4fdae997 | 1739 | sqlStmt += wxT("INDEX "); |
549c8cc2 | 1740 | sqlStmt += pDb->SQLTableName(indexName); |
4fdae997 | 1741 | sqlStmt += wxT(" ON "); |
243d4b36 GT |
1742 | |
1743 | sqlStmt += pDb->SQLTableName(tableName); | |
1744 | // sqlStmt += tableName; | |
4fdae997 | 1745 | sqlStmt += wxT(" ("); |
da38429d | 1746 | |
89894079 VZ |
1747 | // Append list of columns making up index |
1748 | int i; | |
549c8cc2 | 1749 | for (i = 0; i < numIndexColumns; i++) |
89894079 | 1750 | { |
549c8cc2 GT |
1751 | sqlStmt += pDb->SQLColumnName(pIndexDefs[i].ColName); |
1752 | // sqlStmt += pIndexDefs[i].ColName; | |
9082f1a9 | 1753 | |
9c136858 JS |
1754 | // MySQL requires a key length on VARCHAR keys |
1755 | if ( pDb->Dbms() == dbmsMY_SQL ) | |
1756 | { | |
1757 | // Find the details on this column | |
1758 | int j; | |
b8032740 | 1759 | for ( j = 0; j < m_numCols; ++j ) |
9c136858 | 1760 | { |
549c8cc2 | 1761 | if ( wxStrcmp( pIndexDefs[i].ColName, colDefs[j].ColName ) == 0 ) |
9c136858 JS |
1762 | { |
1763 | break; | |
1764 | } | |
1765 | } | |
1766 | if ( colDefs[j].DbDataType == DB_DATA_TYPE_VARCHAR) | |
1767 | { | |
1768 | wxString s; | |
e4e45573 | 1769 | s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar))); |
9c136858 JS |
1770 | sqlStmt += s; |
1771 | } | |
1772 | } | |
68379eaf | 1773 | |
9082f1a9 | 1774 | // Postgres and SQL Server 7 do not support the ASC/DESC keywords for index columns |
8a39593e | 1775 | if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (wxStrncmp(pDb->dbInf.dbmsVer,_T("07"),2)==0)) && |
215a0070 | 1776 | !(pDb->Dbms() == dbmsFIREBIRD) && |
9082f1a9 | 1777 | !(pDb->Dbms() == dbmsPOSTGRES)) |
89894079 | 1778 | { |
549c8cc2 | 1779 | if (pIndexDefs[i].Ascending) |
4fdae997 | 1780 | sqlStmt += wxT(" ASC"); |
89894079 | 1781 | else |
4fdae997 | 1782 | sqlStmt += wxT(" DESC"); |
89894079 | 1783 | } |
9082f1a9 | 1784 | else |
549c8cc2 | 1785 | wxASSERT_MSG(pIndexDefs[i].Ascending, _T("Datasource does not support DESCending index columns")); |
89894079 | 1786 | |
549c8cc2 | 1787 | if ((i + 1) < numIndexColumns) |
4fdae997 | 1788 | sqlStmt += wxT(","); |
89894079 | 1789 | } |
da38429d | 1790 | |
89894079 | 1791 | // Append closing parentheses |
4fdae997 | 1792 | sqlStmt += wxT(")"); |
89894079 | 1793 | |
4fdae997 | 1794 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 1795 | |
a2115c88 | 1796 | #ifdef DBDEBUG_CONSOLE |
f6bcfd97 | 1797 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
1798 | #endif |
1799 | ||
89894079 | 1800 | // Execute the CREATE INDEX statement |
215a0070 GT |
1801 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
1802 | if (retcode != SQL_SUCCESS) | |
89894079 VZ |
1803 | { |
1804 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1805 | pDb->RollbackTrans(); | |
1806 | CloseCursor(hstmt); | |
68379eaf | 1807 | return false; |
89894079 | 1808 | } |
108106cf | 1809 | |
89894079 VZ |
1810 | // Commit the transaction and close the cursor |
1811 | if (! pDb->CommitTrans()) | |
68379eaf | 1812 | return false; |
89894079 | 1813 | if (! CloseCursor(hstmt)) |
68379eaf | 1814 | return false; |
108106cf | 1815 | |
89894079 | 1816 | // Index Created Successfully |
68379eaf | 1817 | return true; |
108106cf | 1818 | |
f6bcfd97 | 1819 | } // wxDbTable::CreateIndex() |
108106cf | 1820 | |
67e9aaa3 | 1821 | |
f6bcfd97 | 1822 | /********** wxDbTable::DropIndex() **********/ |
549c8cc2 | 1823 | bool wxDbTable::DropIndex(const wxString &indexName) |
a2115c88 | 1824 | { |
68379eaf | 1825 | // NOTE: This function returns true if the Index does not exist, but |
89894079 | 1826 | // only for identified databases. Code will need to be added |
5a226de0 | 1827 | // below for any other databases when those databases are defined |
89894079 | 1828 | // to handle this situation consistently |
a2115c88 | 1829 | |
1e92909e | 1830 | wxString sqlStmt; |
a2115c88 | 1831 | |
5a226de0 GT |
1832 | if (pDb->Dbms() == dbmsACCESS || pDb->Dbms() == dbmsMY_SQL || |
1833 | pDb->Dbms() == dbmsDBASE /*|| Paradox needs this syntax too when we add support*/) | |
1d6f2348 | 1834 | sqlStmt.Printf(wxT("DROP INDEX %s ON %s"), |
549c8cc2 | 1835 | pDb->SQLTableName(indexName.c_str()).c_str(), |
6bbff0aa | 1836 | pDb->SQLTableName(tableName.c_str()).c_str()); |
e93a3a18 | 1837 | else if ((pDb->Dbms() == dbmsMS_SQL_SERVER) || |
9f4de2dc | 1838 | (pDb->Dbms() == dbmsSYBASE_ASE) || |
52410d54 | 1839 | (pDb->Dbms() == dbmsXBASE_SEQUITER)) |
1d6f2348 VZ |
1840 | sqlStmt.Printf(wxT("DROP INDEX %s.%s"), |
1841 | pDb->SQLTableName(tableName.c_str()).c_str(), | |
549c8cc2 | 1842 | pDb->SQLTableName(indexName.c_str()).c_str()); |
89894079 | 1843 | else |
1d6f2348 | 1844 | sqlStmt.Printf(wxT("DROP INDEX %s"), |
549c8cc2 | 1845 | pDb->SQLTableName(indexName.c_str()).c_str()); |
a2115c88 | 1846 | |
4fdae997 | 1847 | pDb->WriteSqlLog(sqlStmt); |
a2115c88 GT |
1848 | |
1849 | #ifdef DBDEBUG_CONSOLE | |
f6bcfd97 | 1850 | cout << endl << sqlStmt.c_str() << endl; |
a2115c88 | 1851 | #endif |
215a0070 GT |
1852 | RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); |
1853 | if (retcode != SQL_SUCCESS) | |
89894079 VZ |
1854 | { |
1855 | // Check for "Index not found" error and ignore | |
1856 | pDb->GetNextError(henv, hdbc, hstmt); | |
4fdae997 | 1857 | if (wxStrcmp(pDb->sqlState,wxT("S0012"))) // "Index not found" |
89894079 VZ |
1858 | { |
1859 | // Check for product specific error codes | |
4fdae997 GT |
1860 | if (!((pDb->Dbms() == dbmsSYBASE_ASA && !wxStrcmp(pDb->sqlState,wxT("42000"))) || // v5.x (and lower?) |
1861 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("37000"))) || | |
1862 | (pDb->Dbms() == dbmsMS_SQL_SERVER && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || | |
215a0070 | 1863 | (pDb->Dbms() == dbmsINTERBASE && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || |
f6a9f9ad | 1864 | (pDb->Dbms() == dbmsMAXDB && !wxStrcmp(pDb->sqlState,wxT("S1000"))) || |
215a0070 | 1865 | (pDb->Dbms() == dbmsFIREBIRD && !wxStrcmp(pDb->sqlState,wxT("HY000"))) || |
4fdae997 GT |
1866 | (pDb->Dbms() == dbmsSYBASE_ASE && !wxStrcmp(pDb->sqlState,wxT("S0002"))) || // Base table not found |
1867 | (pDb->Dbms() == dbmsMY_SQL && !wxStrcmp(pDb->sqlState,wxT("42S12"))) || // tested by Christopher Ludwik Marino-Cebulski using v3.23.21beta | |
1868 | (pDb->Dbms() == dbmsPOSTGRES && !wxStrcmp(pDb->sqlState,wxT("08S01"))) | |
3ca6a5f0 | 1869 | )) |
89894079 VZ |
1870 | { |
1871 | pDb->DispNextError(); | |
1872 | pDb->DispAllErrors(henv, hdbc, hstmt); | |
1873 | pDb->RollbackTrans(); | |
1874 | CloseCursor(hstmt); | |
68379eaf | 1875 | return false; |
89894079 VZ |
1876 | } |
1877 | } | |
1878 | } | |
1879 | ||
1880 | // Commit the transaction and close the cursor | |
1881 | if (! pDb->CommitTrans()) | |
68379eaf | 1882 | return false; |
89894079 | 1883 | if (! CloseCursor(hstmt)) |
68379eaf | 1884 | return false; |
89894079 | 1885 | |
68379eaf | 1886 | return true; |
f6bcfd97 | 1887 | } // wxDbTable::DropIndex() |
a2115c88 | 1888 | |
67e9aaa3 | 1889 | |
38cfbffa | 1890 | /********** wxDbTable::SetOrderByColNums() **********/ |
e938ff5e | 1891 | bool wxDbTable::SetOrderByColNums(UWORD first, ... ) |
38cfbffa | 1892 | { |
b8032740 | 1893 | int colNumber = first; // using 'int' to be able to look for wxDB_NO_MORE_COLUN_NUMBERS |
38cfbffa GT |
1894 | va_list argptr; |
1895 | ||
68379eaf | 1896 | bool abort = false; |
38cfbffa GT |
1897 | wxString tempStr; |
1898 | ||
1899 | va_start(argptr, first); /* Initialize variable arguments. */ | |
b8032740 | 1900 | while (!abort && (colNumber != wxDB_NO_MORE_COLUMN_NUMBERS)) |
38cfbffa GT |
1901 | { |
1902 | // Make sure the passed in column number | |
1903 | // is within the valid range of columns | |
1904 | // | |
b8032740 GT |
1905 | // Valid columns are 0 thru m_numCols-1 |
1906 | if (colNumber >= m_numCols || colNumber < 0) | |
38cfbffa | 1907 | { |
68379eaf | 1908 | abort = true; |
38cfbffa GT |
1909 | continue; |
1910 | } | |
1911 | ||
b8032740 | 1912 | if (colNumber != first) |
4fdae997 | 1913 | tempStr += wxT(","); |
38cfbffa | 1914 | |
b8032740 GT |
1915 | tempStr += colDefs[colNumber].ColName; |
1916 | colNumber = va_arg (argptr, int); | |
38cfbffa GT |
1917 | } |
1918 | va_end (argptr); /* Reset variable arguments. */ | |
1919 | ||
4fdae997 | 1920 | SetOrderByClause(tempStr); |
38cfbffa GT |
1921 | |
1922 | return (!abort); | |
1923 | } // wxDbTable::SetOrderByColNums() | |
1924 | ||
1925 | ||
f6bcfd97 BP |
1926 | /********** wxDbTable::Insert() **********/ |
1927 | int wxDbTable::Insert(void) | |
108106cf | 1928 | { |
4fdae997 | 1929 | wxASSERT(!queryOnly); |
f6bcfd97 | 1930 | if (queryOnly || !insertable) |
89894079 VZ |
1931 | return(DB_FAILURE); |
1932 | ||
1933 | bindInsertParams(); | |
1934 | ||
1935 | // Insert the record by executing the already prepared insert statement | |
1936 | RETCODE retcode; | |
215a0070 | 1937 | retcode = SQLExecute(hstmtInsert); |
5962bdb8 JS |
1938 | if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO && |
1939 | retcode != SQL_NEED_DATA) | |
89894079 VZ |
1940 | { |
1941 | // Check to see if integrity constraint was violated | |
1942 | pDb->GetNextError(henv, hdbc, hstmtInsert); | |
4fdae997 | 1943 | if (! wxStrcmp(pDb->sqlState, wxT("23000"))) // Integrity constraint violated |
89894079 VZ |
1944 | return(DB_ERR_INTEGRITY_CONSTRAINT_VIOL); |
1945 | else | |
1946 | { | |
1947 | pDb->DispNextError(); | |
1948 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1949 | return(DB_FAILURE); | |
1950 | } | |
1951 | } | |
5962bdb8 JS |
1952 | if (retcode == SQL_NEED_DATA) |
1953 | { | |
1954 | PTR pParmID; | |
8a39593e JS |
1955 | retcode = SQLParamData(hstmtInsert, &pParmID); |
1956 | while (retcode == SQL_NEED_DATA) | |
5962bdb8 JS |
1957 | { |
1958 | // Find the parameter | |
1959 | int i; | |
b8032740 | 1960 | for (i=0; i < m_numCols; i++) |
5962bdb8 JS |
1961 | { |
1962 | if (colDefs[i].PtrDataObj == pParmID) | |
1963 | { | |
1964 | // We found it. Store the parameter. | |
1965 | retcode = SQLPutData(hstmtInsert, pParmID, colDefs[i].SzDataObj); | |
1966 | if (retcode != SQL_SUCCESS) | |
1967 | { | |
1968 | pDb->DispNextError(); | |
1969 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1970 | return(DB_FAILURE); | |
1971 | } | |
1972 | break; | |
1973 | } | |
1974 | } | |
c9b6d796 | 1975 | retcode = SQLParamData(hstmtInsert, &pParmID); |
160155e6 GT |
1976 | if (retcode != SQL_SUCCESS && |
1977 | retcode != SQL_SUCCESS_WITH_INFO) | |
1978 | { | |
1979 | // record was not inserted | |
1980 | pDb->DispNextError(); | |
1981 | pDb->DispAllErrors(henv, hdbc, hstmtInsert); | |
1982 | return(DB_FAILURE); | |
1983 | } | |
5962bdb8 JS |
1984 | } |
1985 | } | |
89894079 VZ |
1986 | |
1987 | // Record inserted into the datasource successfully | |
1988 | return(DB_SUCCESS); | |
108106cf | 1989 | |
f6bcfd97 | 1990 | } // wxDbTable::Insert() |
108106cf | 1991 | |
67e9aaa3 | 1992 | |
f6bcfd97 BP |
1993 | /********** wxDbTable::Update() **********/ |
1994 | bool wxDbTable::Update(void) | |
108106cf | 1995 | { |
4fdae997 | 1996 | wxASSERT(!queryOnly); |
89894079 | 1997 | if (queryOnly) |
68379eaf | 1998 | return false; |
a2115c88 | 1999 | |
4fdae997 | 2000 | wxString sqlStmt; |
108106cf | 2001 | |
89894079 | 2002 | // Build the SQL UPDATE statement |
f6bcfd97 | 2003 | BuildUpdateStmt(sqlStmt, DB_UPD_KEYFIELDS); |
108106cf | 2004 | |
89894079 | 2005 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2006 | |
a2115c88 | 2007 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 2008 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
2009 | #endif |
2010 | ||
89894079 VZ |
2011 | // Execute the SQL UPDATE statement |
2012 | return(execUpdate(sqlStmt)); | |
108106cf | 2013 | |
f6bcfd97 | 2014 | } // wxDbTable::Update() |
108106cf | 2015 | |
67e9aaa3 | 2016 | |
f6bcfd97 | 2017 | /********** wxDbTable::Update(pSqlStmt) **********/ |
4fdae997 | 2018 | bool wxDbTable::Update(const wxString &pSqlStmt) |
6919c53f | 2019 | { |
4fdae997 | 2020 | wxASSERT(!queryOnly); |
89894079 | 2021 | if (queryOnly) |
68379eaf | 2022 | return false; |
6919c53f | 2023 | |
89894079 | 2024 | pDb->WriteSqlLog(pSqlStmt); |
6919c53f | 2025 | |
89894079 | 2026 | return(execUpdate(pSqlStmt)); |
6919c53f | 2027 | |
f6bcfd97 | 2028 | } // wxDbTable::Update(pSqlStmt) |
6919c53f | 2029 | |
67e9aaa3 | 2030 | |
f6bcfd97 | 2031 | /********** wxDbTable::UpdateWhere() **********/ |
4fdae997 | 2032 | bool wxDbTable::UpdateWhere(const wxString &pWhereClause) |
108106cf | 2033 | { |
4fdae997 | 2034 | wxASSERT(!queryOnly); |
89894079 | 2035 | if (queryOnly) |
68379eaf | 2036 | return false; |
a2115c88 | 2037 | |
4fdae997 | 2038 | wxString sqlStmt; |
108106cf | 2039 | |
89894079 | 2040 | // Build the SQL UPDATE statement |
f6bcfd97 | 2041 | BuildUpdateStmt(sqlStmt, DB_UPD_WHERE, pWhereClause); |
108106cf | 2042 | |
89894079 | 2043 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2044 | |
a2115c88 | 2045 | #ifdef DBDEBUG_CONSOLE |
4fdae997 | 2046 | cout << endl << sqlStmt.c_str() << endl << endl; |
108106cf JS |
2047 | #endif |
2048 | ||
89894079 VZ |
2049 | // Execute the SQL UPDATE statement |
2050 | return(execUpdate(sqlStmt)); | |
108106cf | 2051 | |
f6bcfd97 | 2052 | } // wxDbTable::UpdateWhere() |
108106cf | 2053 | |
67e9aaa3 | 2054 | |
f6bcfd97 BP |
2055 | /********** wxDbTable::Delete() **********/ |
2056 | bool wxDbTable::Delete(void) | |
108106cf | 2057 | { |
4fdae997 | 2058 | wxASSERT(!queryOnly); |
89894079 | 2059 | if (queryOnly) |
68379eaf | 2060 | return false; |
a2115c88 | 2061 | |
4fdae997 GT |
2062 | wxString sqlStmt; |
2063 | sqlStmt.Empty(); | |
108106cf | 2064 | |
89894079 | 2065 | // Build the SQL DELETE statement |
f6bcfd97 | 2066 | BuildDeleteStmt(sqlStmt, DB_DEL_KEYFIELDS); |
108106cf | 2067 | |
89894079 | 2068 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2069 | |
89894079 VZ |
2070 | // Execute the SQL DELETE statement |
2071 | return(execDelete(sqlStmt)); | |
108106cf | 2072 | |
f6bcfd97 | 2073 | } // wxDbTable::Delete() |
108106cf | 2074 | |
67e9aaa3 | 2075 | |
f6bcfd97 | 2076 | /********** wxDbTable::DeleteWhere() **********/ |
4fdae997 | 2077 | bool wxDbTable::DeleteWhere(const wxString &pWhereClause) |
108106cf | 2078 | { |
4fdae997 | 2079 | wxASSERT(!queryOnly); |
89894079 | 2080 | if (queryOnly) |
68379eaf | 2081 | return false; |
a2115c88 | 2082 | |
4fdae997 GT |
2083 | wxString sqlStmt; |
2084 | sqlStmt.Empty(); | |
108106cf | 2085 | |
89894079 | 2086 | // Build the SQL DELETE statement |
f6bcfd97 | 2087 | BuildDeleteStmt(sqlStmt, DB_DEL_WHERE, pWhereClause); |
108106cf | 2088 | |
89894079 | 2089 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2090 | |
89894079 VZ |
2091 | // Execute the SQL DELETE statement |
2092 | return(execDelete(sqlStmt)); | |
108106cf | 2093 | |
f6bcfd97 | 2094 | } // wxDbTable::DeleteWhere() |
108106cf | 2095 | |
67e9aaa3 | 2096 | |
f6bcfd97 BP |
2097 | /********** wxDbTable::DeleteMatching() **********/ |
2098 | bool wxDbTable::DeleteMatching(void) | |
108106cf | 2099 | { |
4fdae997 | 2100 | wxASSERT(!queryOnly); |
89894079 | 2101 | if (queryOnly) |
68379eaf | 2102 | return false; |
a2115c88 | 2103 | |
4fdae997 GT |
2104 | wxString sqlStmt; |
2105 | sqlStmt.Empty(); | |
108106cf | 2106 | |
89894079 | 2107 | // Build the SQL DELETE statement |
f6bcfd97 | 2108 | BuildDeleteStmt(sqlStmt, DB_DEL_MATCHING); |
108106cf | 2109 | |
89894079 | 2110 | pDb->WriteSqlLog(sqlStmt); |
1fc5dd6f | 2111 | |
89894079 VZ |
2112 | // Execute the SQL DELETE statement |
2113 | return(execDelete(sqlStmt)); | |
108106cf | 2114 | |
f6bcfd97 | 2115 | } // wxDbTable::DeleteMatching() |
108106cf | 2116 | |
67e9aaa3 | 2117 | |
f6bcfd97 | 2118 | /********** wxDbTable::IsColNull() **********/ |
b8032740 | 2119 | bool wxDbTable::IsColNull(UWORD colNumber) const |
108106cf | 2120 | { |
f02d4a64 | 2121 | /* |
68379eaf | 2122 | This logic is just not right. It would indicate true |
f02d4a64 GT |
2123 | if a numeric field were set to a value of 0. |
2124 | ||
b8032740 | 2125 | switch(colDefs[colNumber].SqlCtype) |
89894079 | 2126 | { |
3ca6a5f0 | 2127 | case SQL_C_CHAR: |
e4e45573 GT |
2128 | case SQL_C_WCHAR: |
2129 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR | |
b8032740 | 2130 | return(((UCHAR FAR *) colDefs[colNumber].PtrDataObj)[0] == 0); |
3ca6a5f0 | 2131 | case SQL_C_SSHORT: |
b8032740 | 2132 | return(( *((SWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2133 | case SQL_C_USHORT: |
b8032740 | 2134 | return(( *((UWORD*) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2135 | case SQL_C_SLONG: |
b8032740 | 2136 | return(( *((SDWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2137 | case SQL_C_ULONG: |
b8032740 | 2138 | return(( *((UDWORD *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2139 | case SQL_C_FLOAT: |
b8032740 | 2140 | return(( *((SFLOAT *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 | 2141 | case SQL_C_DOUBLE: |
b8032740 | 2142 | return((*((SDOUBLE *) colDefs[colNumber].PtrDataObj)) == 0); |
3ca6a5f0 BP |
2143 | case SQL_C_TIMESTAMP: |
2144 | TIMESTAMP_STRUCT *pDt; | |
b8032740 | 2145 | pDt = (TIMESTAMP_STRUCT *) colDefs[colNumber].PtrDataObj; |
3ca6a5f0 | 2146 | if (pDt->year == 0 && pDt->month == 0 && pDt->day == 0) |
68379eaf | 2147 | return true; |
3ca6a5f0 | 2148 | else |
68379eaf | 2149 | return false; |
3ca6a5f0 | 2150 | default: |
68379eaf | 2151 | return true; |
89894079 | 2152 | } |
f02d4a64 | 2153 | */ |
b8032740 | 2154 | return (colDefs[colNumber].Null); |
f6bcfd97 | 2155 | } // wxDbTable::IsColNull() |
108106cf | 2156 | |
67e9aaa3 | 2157 | |
f6bcfd97 BP |
2158 | /********** wxDbTable::CanSelectForUpdate() **********/ |
2159 | bool wxDbTable::CanSelectForUpdate(void) | |
108106cf | 2160 | { |
38cfbffa | 2161 | if (queryOnly) |
68379eaf | 2162 | return false; |
38cfbffa | 2163 | |
89894079 | 2164 | if (pDb->Dbms() == dbmsMY_SQL) |
68379eaf | 2165 | return false; |
a2115c88 | 2166 | |
e93a3a18 GT |
2167 | if ((pDb->Dbms() == dbmsORACLE) || |
2168 | (pDb->dbInf.posStmts & SQL_PS_SELECT_FOR_UPDATE)) | |
68379eaf | 2169 | return true; |
89894079 | 2170 | else |
68379eaf | 2171 | return false; |
108106cf | 2172 | |
f6bcfd97 | 2173 | } // wxDbTable::CanSelectForUpdate() |
108106cf | 2174 | |
67e9aaa3 | 2175 | |
b8032740 GT |
2176 | /********** wxDbTable::CanUpdateByROWID() **********/ |
2177 | bool wxDbTable::CanUpdateByROWID(void) | |
108106cf | 2178 | { |
67e9aaa3 | 2179 | /* |
68379eaf | 2180 | * NOTE: Returning false for now until this can be debugged, |
89894079 | 2181 | * as the ROWID is not getting updated correctly |
67e9aaa3 | 2182 | */ |
68379eaf | 2183 | return false; |
6b3f4fb8 | 2184 | /* |
89894079 | 2185 | if (pDb->Dbms() == dbmsORACLE) |
68379eaf | 2186 | return true; |
89894079 | 2187 | else |
68379eaf | 2188 | return false; |
6b3f4fb8 | 2189 | */ |
b8032740 | 2190 | } // wxDbTable::CanUpdateByROWID() |
108106cf | 2191 | |
67e9aaa3 | 2192 | |
f6bcfd97 BP |
2193 | /********** wxDbTable::IsCursorClosedOnCommit() **********/ |
2194 | bool wxDbTable::IsCursorClosedOnCommit(void) | |
108106cf | 2195 | { |
89894079 | 2196 | if (pDb->dbInf.cursorCommitBehavior == SQL_CB_PRESERVE) |
68379eaf | 2197 | return false; |
89894079 | 2198 | else |
68379eaf | 2199 | return true; |
108106cf | 2200 | |
f6bcfd97 | 2201 | } // wxDbTable::IsCursorClosedOnCommit() |
108106cf | 2202 | |
67e9aaa3 | 2203 | |
f02d4a64 GT |
2204 | |
2205 | /********** wxDbTable::ClearMemberVar() **********/ | |
b8032740 | 2206 | void wxDbTable::ClearMemberVar(UWORD colNumber, bool setToNull) |
108106cf | 2207 | { |
b8032740 | 2208 | wxASSERT(colNumber < m_numCols); |
f02d4a64 | 2209 | |
b8032740 | 2210 | switch(colDefs[colNumber].SqlCtype) |
89894079 | 2211 | { |
f02d4a64 | 2212 | case SQL_C_CHAR: |
92850d6b | 2213 | #ifdef SQL_C_WCHAR |
e4e45573 | 2214 | case SQL_C_WCHAR: |
5c2cd0f6 | 2215 | #endif |
e4e45573 | 2216 | //case SQL_C_WXCHAR: SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR |
b8032740 | 2217 | ((UCHAR FAR *) colDefs[colNumber].PtrDataObj)[0] = 0; |
f02d4a64 GT |
2218 | break; |
2219 | case SQL_C_SSHORT: | |
b8032740 | 2220 | *((SWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2221 | break; |
2222 | case SQL_C_USHORT: | |
b8032740 | 2223 | *((UWORD*) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 | 2224 | break; |
f292d0ec | 2225 | case SQL_C_LONG: |
f02d4a64 | 2226 | case SQL_C_SLONG: |
b8032740 | 2227 | *((SDWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2228 | break; |
2229 | case SQL_C_ULONG: | |
b8032740 | 2230 | *((UDWORD *) colDefs[colNumber].PtrDataObj) = 0; |
f02d4a64 GT |
2231 | break; |
2232 | case SQL_C_FLOAT: | |
b8032740 | 2233 | *((SFLOAT *) colDefs[colNumber].PtrDataObj) = 0.0f; |
f02d4a64 GT |
2234 | break; |
2235 | case SQL_C_DOUBLE: | |
b8032740 | 2236 | *((SDOUBLE *) colDefs[colNumber].PtrDataObj) = 0.0f; |
f02d4a64 GT |
2237 | break; |
2238 | case SQL_C_TIMESTAMP: | |
2239 | TIMESTAMP_STRUCT *pDt; | |
b8032740 | 2240 | pDt = (TIMESTAMP_STRUCT *) colDefs[colNumber].PtrDataObj; |
f02d4a64 GT |
2241 | pDt->year = 0; |
2242 | pDt->month = 0; | |
2243 | pDt->day = 0; | |
2244 | pDt->hour = 0; | |
2245 | pDt->minute = 0; | |
2246 | pDt->second = 0; | |
2247 | pDt->fraction = 0; | |
2248 | break; | |
89894079 | 2249 | } |
108106cf | 2250 | |
f02d4a64 | 2251 | if (setToNull) |
b8032740 | 2252 | SetColNull(colNumber); |
f02d4a64 GT |
2253 | } // wxDbTable::ClearMemberVar() |
2254 | ||
2255 | ||
2256 | /********** wxDbTable::ClearMemberVars() **********/ | |
2257 | void wxDbTable::ClearMemberVars(bool setToNull) | |
2258 | { | |
2259 | int i; | |
2260 | ||
2261 | // Loop through the columns setting each member variable to zero | |
b8032740 | 2262 | for (i=0; i < m_numCols; i++) |
254a2129 | 2263 | ClearMemberVar((UWORD)i,setToNull); |
f02d4a64 | 2264 | |
f6bcfd97 | 2265 | } // wxDbTable::ClearMemberVars() |
108106cf | 2266 | |
67e9aaa3 | 2267 | |
f6bcfd97 BP |
2268 | /********** wxDbTable::SetQueryTimeout() **********/ |
2269 | bool wxDbTable::SetQueryTimeout(UDWORD nSeconds) | |
108106cf | 2270 | { |
89894079 VZ |
2271 | if (SQLSetStmtOption(hstmtInsert, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) |
2272 | return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); | |
2273 | if (SQLSetStmtOption(hstmtUpdate, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2274 | return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); | |
2275 | if (SQLSetStmtOption(hstmtDelete, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2276 | return(pDb->DispAllErrors(henv, hdbc, hstmtDelete)); | |
2277 | if (SQLSetStmtOption(hstmtInternal, SQL_QUERY_TIMEOUT, nSeconds) != SQL_SUCCESS) | |
2278 | return(pDb->DispAllErrors(henv, hdbc, hstmtInternal)); | |
2279 | ||
2280 | // Completed Successfully | |
68379eaf | 2281 | return true; |
108106cf | 2282 | |
f6bcfd97 | 2283 | } // wxDbTable::SetQueryTimeout() |
108106cf | 2284 | |
67e9aaa3 | 2285 | |
f6bcfd97 | 2286 | /********** wxDbTable::SetColDefs() **********/ |
b8032740 GT |
2287 | bool wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType, void *pData, |
2288 | SWORD cType, int size, bool keyField, bool updateable, | |
549c8cc2 | 2289 | bool insertAllowed, bool derivedColumn) |
108106cf | 2290 | { |
b8032740 GT |
2291 | wxString tmpStr; |
2292 | ||
2293 | if (index >= m_numCols) // Columns numbers are zero based.... | |
2294 | { | |
2295 | 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); | |
2296 | wxFAIL_MSG(tmpStr); | |
2297 | wxLogDebug(tmpStr); | |
2298 | return false; | |
2299 | } | |
ff294e0e | 2300 | |
89894079 | 2301 | if (!colDefs) // May happen if the database connection fails |
b8032740 | 2302 | return false; |
89894079 | 2303 | |
d23ec02c | 2304 | if (fieldName.length() > (unsigned int) DB_MAX_COLUMN_NAME_LEN) |
89894079 | 2305 | { |
9082f1a9 | 2306 | wxStrncpy(colDefs[index].ColName, fieldName, DB_MAX_COLUMN_NAME_LEN); |
b8032740 | 2307 | colDefs[index].ColName[DB_MAX_COLUMN_NAME_LEN] = 0; // Prevent buffer overrun |
da38429d | 2308 | |
b8032740 | 2309 | tmpStr.Printf(wxT("Column name '%s' is too long. Truncated to '%s'."), |
da38429d | 2310 | fieldName.c_str(),colDefs[index].ColName); |
b8032740 GT |
2311 | wxFAIL_MSG(tmpStr); |
2312 | wxLogDebug(tmpStr); | |
89894079 VZ |
2313 | } |
2314 | else | |
2315 | wxStrcpy(colDefs[index].ColName, fieldName); | |
2316 | ||
2317 | colDefs[index].DbDataType = dataType; | |
2318 | colDefs[index].PtrDataObj = pData; | |
2319 | colDefs[index].SqlCtype = cType; | |
e4e45573 | 2320 | colDefs[index].SzDataObj = size; //TODO: glt ??? * sizeof(wxChar) ??? |
89894079 | 2321 | colDefs[index].KeyField = keyField; |
549c8cc2 | 2322 | colDefs[index].DerivedCol = derivedColumn; |
89894079 | 2323 | // Derived columns by definition would NOT be "Insertable" or "Updateable" |
549c8cc2 | 2324 | if (derivedColumn) |
89894079 | 2325 | { |
68379eaf WS |
2326 | colDefs[index].Updateable = false; |
2327 | colDefs[index].InsertAllowed = false; | |
89894079 VZ |
2328 | } |
2329 | else | |
2330 | { | |
b8032740 | 2331 | colDefs[index].Updateable = updateable; |
549c8cc2 | 2332 | colDefs[index].InsertAllowed = insertAllowed; |
89894079 VZ |
2333 | } |
2334 | ||
68379eaf | 2335 | colDefs[index].Null = false; |
da38429d | 2336 | |
b8032740 GT |
2337 | return true; |
2338 | ||
f6bcfd97 | 2339 | } // wxDbTable::SetColDefs() |
108106cf | 2340 | |
67e9aaa3 | 2341 | |
e93a3a18 | 2342 | /********** wxDbTable::SetColDefs() **********/ |
87cc3456 | 2343 | wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD numCols) |
67e9aaa3 | 2344 | { |
4fdae997 | 2345 | wxASSERT(pColInfs); |
f6bcfd97 | 2346 | wxDbColDataPtr *pColDataPtrs = NULL; |
67e9aaa3 | 2347 | |
89894079 VZ |
2348 | if (pColInfs) |
2349 | { | |
87cc3456 | 2350 | UWORD index; |
da38429d | 2351 | |
f6bcfd97 | 2352 | pColDataPtrs = new wxDbColDataPtr[numCols+1]; |
67e9aaa3 GT |
2353 | |
2354 | for (index = 0; index < numCols; index++) | |
89894079 | 2355 | { |
89894079 VZ |
2356 | // Process the fields |
2357 | switch (pColInfs[index].dbDataType) | |
2358 | { | |
2359 | case DB_DATA_TYPE_VARCHAR: | |
e4e45573 GT |
2360 | pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferSize+(1*sizeof(wxChar))]; |
2361 | pColDataPtrs[index].SzDataObj = pColInfs[index].bufferSize+(1*sizeof(wxChar)); | |
2362 | pColDataPtrs[index].SqlCtype = SQL_C_WXCHAR; | |
0b8410f3 | 2363 | break; |
7eeba511 JS |
2364 | case DB_DATA_TYPE_MEMO: |
2365 | pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferSize+(1*sizeof(wxChar))]; | |
2366 | pColDataPtrs[index].SzDataObj = pColInfs[index].bufferSize+(1*sizeof(wxChar)); | |
2367 | pColDataPtrs[index].SqlCtype = SQL_C_WXCHAR; | |
2368 | break; | |
89894079 | 2369 | case DB_DATA_TYPE_INTEGER: |
67e9aaa3 | 2370 | // Can be long or short |
e4e45573 | 2371 | if (pColInfs[index].bufferSize == sizeof(long)) |
89894079 VZ |
2372 | { |
2373 | pColDataPtrs[index].PtrDataObj = new long; | |
2374 | pColDataPtrs[index].SzDataObj = sizeof(long); | |
2375 | pColDataPtrs[index].SqlCtype = SQL_C_SLONG; | |
2376 | } | |
2377 | else | |
2378 | { | |
2379 | pColDataPtrs[index].PtrDataObj = new short; | |
2380 | pColDataPtrs[index].SzDataObj = sizeof(short); | |
2381 | pColDataPtrs[index].SqlCtype = SQL_C_SSHORT; | |
2382 | } | |
2383 | break; | |
89894079 | 2384 | case DB_DATA_TYPE_FLOAT: |
89894079 | 2385 | // Can be float or double |
e4e45573 | 2386 | if (pColInfs[index].bufferSize == sizeof(float)) |
89894079 VZ |
2387 | { |
2388 | pColDataPtrs[index].PtrDataObj = new float; | |
2389 | pColDataPtrs[index].SzDataObj = sizeof(float); | |
2390 | pColDataPtrs[index].SqlCtype = SQL_C_FLOAT; | |
2391 | } | |
2392 | else | |
2393 | { | |
2394 | pColDataPtrs[index].PtrDataObj = new double; | |
2395 | pColDataPtrs[index].SzDataObj = sizeof(double); | |
2396 | pColDataPtrs[index].SqlCtype = SQL_C_DOUBLE; | |
da38429d | 2397 | } |
89894079 | 2398 | break; |
89894079 | 2399 | case DB_DATA_TYPE_DATE: |
89894079 VZ |
2400 | pColDataPtrs[index].PtrDataObj = new TIMESTAMP_STRUCT; |
2401 | pColDataPtrs[index].SzDataObj = sizeof(TIMESTAMP_STRUCT); | |
2402 | pColDataPtrs[index].SqlCtype = SQL_C_TIMESTAMP; | |
2403 | break; | |
bf5423ea | 2404 | case DB_DATA_TYPE_BLOB: |
da38429d | 2405 | wxFAIL_MSG(wxT("This form of ::SetColDefs() cannot be used with BLOB columns")); |
bf5423ea GT |
2406 | pColDataPtrs[index].PtrDataObj = /*BLOB ADDITION NEEDED*/NULL; |
2407 | pColDataPtrs[index].SzDataObj = /*BLOB ADDITION NEEDED*/sizeof(void *); | |
2408 | pColDataPtrs[index].SqlCtype = SQL_VARBINARY; | |
2409 | break; | |
2410 | } | |
2411 | if (pColDataPtrs[index].PtrDataObj != NULL) | |
2412 | SetColDefs (index,pColInfs[index].colName,pColInfs[index].dbDataType, pColDataPtrs[index].PtrDataObj, pColDataPtrs[index].SqlCtype, pColDataPtrs[index].SzDataObj); | |
2413 | else | |
2414 | { | |
da38429d | 2415 | // Unable to build all the column definitions, as either one of |
bf5423ea GT |
2416 | // the calls to "new" failed above, or there was a BLOB field |
2417 | // to have a column definition for. If BLOBs are to be used, | |
2418 | // the other form of ::SetColDefs() must be used, as it is impossible | |
2419 | // to know the maximum size to create the PtrDataObj to be. | |
2420 | delete [] pColDataPtrs; | |
2421 | return NULL; | |
89894079 | 2422 | } |
89894079 VZ |
2423 | } |
2424 | } | |
3ca6a5f0 | 2425 | |
89894079 | 2426 | return (pColDataPtrs); |
3ca6a5f0 | 2427 | |
e93a3a18 | 2428 | } // wxDbTable::SetColDefs() |
67e9aaa3 GT |
2429 | |
2430 | ||
f6bcfd97 BP |
2431 | /********** wxDbTable::SetCursor() **********/ |
2432 | void wxDbTable::SetCursor(HSTMT *hstmtActivate) | |
108106cf | 2433 | { |
f6bcfd97 | 2434 | if (hstmtActivate == wxDB_DEFAULT_CURSOR) |
89894079 VZ |
2435 | hstmt = *hstmtDefault; |
2436 | else | |
2437 | hstmt = *hstmtActivate; | |
108106cf | 2438 | |
f6bcfd97 | 2439 | } // wxDbTable::SetCursor() |
108106cf | 2440 | |
67e9aaa3 | 2441 | |
4fdae997 GT |
2442 | /********** wxDbTable::Count(const wxString &) **********/ |
2443 | ULONG wxDbTable::Count(const wxString &args) | |
108106cf | 2444 | { |
3ca6a5f0 | 2445 | ULONG count; |
1e92909e | 2446 | wxString sqlStmt; |
e716b9be | 2447 | SQLLEN cb; |
89894079 VZ |
2448 | |
2449 | // Build a "SELECT COUNT(*) FROM queryTableName [WHERE whereClause]" SQL Statement | |
4fdae997 | 2450 | sqlStmt = wxT("SELECT COUNT("); |
1e92909e | 2451 | sqlStmt += args; |
4fdae997 | 2452 | sqlStmt += wxT(") FROM "); |
243d4b36 GT |
2453 | sqlStmt += pDb->SQLTableName(queryTableName); |
2454 | // sqlStmt += queryTableName; | |
f6bcfd97 | 2455 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2456 | if (from && wxStrlen(from)) |
f6bcfd97 | 2457 | #else |
d23ec02c | 2458 | if (from.length()) |
f6bcfd97 | 2459 | #endif |
1e92909e | 2460 | sqlStmt += from; |
89894079 VZ |
2461 | |
2462 | // Add the where clause if one is provided | |
f6bcfd97 | 2463 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2464 | if (where && wxStrlen(where)) |
f6bcfd97 | 2465 | #else |
d23ec02c | 2466 | if (where.length()) |
f6bcfd97 | 2467 | #endif |
89894079 | 2468 | { |
4fdae997 | 2469 | sqlStmt += wxT(" WHERE "); |
1e92909e | 2470 | sqlStmt += where; |
89894079 VZ |
2471 | } |
2472 | ||
4fdae997 | 2473 | pDb->WriteSqlLog(sqlStmt); |
89894079 VZ |
2474 | |
2475 | // Initialize the Count cursor if it's not already initialized | |
2476 | if (!hstmtCount) | |
2477 | { | |
68379eaf | 2478 | hstmtCount = GetNewCursor(false,false); |
4fdae997 | 2479 | wxASSERT(hstmtCount); |
89894079 VZ |
2480 | if (!hstmtCount) |
2481 | return(0); | |
2482 | } | |
2483 | ||
2484 | // Execute the SQL statement | |
8a39593e | 2485 | if (SQLExecDirect(*hstmtCount, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) |
89894079 VZ |
2486 | { |
2487 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2488 | return(0); | |
2489 | } | |
2490 | ||
2491 | // Fetch the record | |
2492 | if (SQLFetch(*hstmtCount) != SQL_SUCCESS) | |
2493 | { | |
2494 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2495 | return(0); | |
2496 | } | |
2497 | ||
2498 | // Obtain the result | |
6b3f4fb8 | 2499 | if (SQLGetData(*hstmtCount, (UWORD)1, SQL_C_ULONG, &count, sizeof(count), &cb) != SQL_SUCCESS) |
89894079 VZ |
2500 | { |
2501 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2502 | return(0); | |
2503 | } | |
2504 | ||
2505 | // Free the cursor | |
2506 | if (SQLFreeStmt(*hstmtCount, SQL_CLOSE) != SQL_SUCCESS) | |
2507 | pDb->DispAllErrors(henv, hdbc, *hstmtCount); | |
2508 | ||
2509 | // Return the record count | |
3ca6a5f0 | 2510 | return(count); |
108106cf | 2511 | |
f6bcfd97 | 2512 | } // wxDbTable::Count() |
108106cf | 2513 | |
67e9aaa3 | 2514 | |
f6bcfd97 BP |
2515 | /********** wxDbTable::Refresh() **********/ |
2516 | bool wxDbTable::Refresh(void) | |
108106cf | 2517 | { |
68379eaf | 2518 | bool result = true; |
89894079 VZ |
2519 | |
2520 | // Switch to the internal cursor so any active cursors are not corrupted | |
2521 | HSTMT currCursor = GetCursor(); | |
2522 | hstmt = hstmtInternal; | |
f6bcfd97 | 2523 | #if wxODBC_BACKWARD_COMPATABILITY |
89894079 | 2524 | // Save the where and order by clauses |
8a39593e JS |
2525 | wxChar *saveWhere = where; |
2526 | wxChar *saveOrderBy = orderBy; | |
f6bcfd97 BP |
2527 | #else |
2528 | wxString saveWhere = where; | |
2529 | wxString saveOrderBy = orderBy; | |
2530 | #endif | |
89894079 VZ |
2531 | // Build a where clause to refetch the record with. Try and use the |
2532 | // ROWID if it's available, ow use the key fields. | |
4fdae997 GT |
2533 | wxString whereClause; |
2534 | whereClause.Empty(); | |
2535 | ||
b8032740 | 2536 | if (CanUpdateByROWID()) |
89894079 | 2537 | { |
e716b9be | 2538 | SQLLEN cb; |
e4e45573 | 2539 | wxChar rowid[wxDB_ROWID_LEN+1]; |
89894079 VZ |
2540 | |
2541 | // Get the ROWID value. If not successful retreiving the ROWID, | |
2542 | // simply fall down through the code and build the WHERE clause | |
2543 | // based on the key fields. | |
b8032740 | 2544 | if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS) |
89894079 | 2545 | { |
243d4b36 GT |
2546 | whereClause += pDb->SQLTableName(queryTableName); |
2547 | // whereClause += queryTableName; | |
4fdae997 GT |
2548 | whereClause += wxT(".ROWID = '"); |
2549 | whereClause += rowid; | |
2550 | whereClause += wxT("'"); | |
89894079 VZ |
2551 | } |
2552 | } | |
2553 | ||
2554 | // If unable to use the ROWID, build a where clause from the keyfields | |
2555 | if (wxStrlen(whereClause) == 0) | |
f6bcfd97 | 2556 | BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS, queryTableName); |
89894079 VZ |
2557 | |
2558 | // Requery the record | |
2559 | where = whereClause; | |
4fdae997 | 2560 | orderBy.Empty(); |
89894079 | 2561 | if (!Query()) |
68379eaf | 2562 | result = false; |
89894079 VZ |
2563 | |
2564 | if (result && !GetNext()) | |
68379eaf | 2565 | result = false; |
89894079 VZ |
2566 | |
2567 | // Switch back to original cursor | |
2568 | SetCursor(&currCursor); | |
2569 | ||
2570 | // Free the internal cursor | |
2571 | if (SQLFreeStmt(hstmtInternal, SQL_CLOSE) != SQL_SUCCESS) | |
2572 | pDb->DispAllErrors(henv, hdbc, hstmtInternal); | |
2573 | ||
2574 | // Restore the original where and order by clauses | |
1e92909e | 2575 | where = saveWhere; |
89894079 VZ |
2576 | orderBy = saveOrderBy; |
2577 | ||
2578 | return(result); | |
108106cf | 2579 | |
f6bcfd97 | 2580 | } // wxDbTable::Refresh() |
108106cf | 2581 | |
67e9aaa3 | 2582 | |
e938ff5e | 2583 | /********** wxDbTable::SetColNull() **********/ |
b8032740 | 2584 | bool wxDbTable::SetColNull(UWORD colNumber, bool set) |
a2115c88 | 2585 | { |
b8032740 | 2586 | if (colNumber < m_numCols) |
f02d4a64 | 2587 | { |
b8032740 | 2588 | colDefs[colNumber].Null = set; |
f02d4a64 | 2589 | if (set) // Blank out the values in the member variable |
b8032740 | 2590 | ClearMemberVar(colNumber, false); // Must call with false here, or infinite recursion will happen |
e9ed92a2 | 2591 | |
b8032740 | 2592 | setCbValueForColumn(colNumber); |
e9ed92a2 | 2593 | |
68379eaf | 2594 | return true; |
f02d4a64 | 2595 | } |
89894079 | 2596 | else |
68379eaf | 2597 | return false; |
a2115c88 | 2598 | |
4fdae997 | 2599 | } // wxDbTable::SetColNull() |
67e9aaa3 | 2600 | |
a2115c88 | 2601 | |
e938ff5e | 2602 | /********** wxDbTable::SetColNull() **********/ |
4fdae997 | 2603 | bool wxDbTable::SetColNull(const wxString &colName, bool set) |
a2115c88 | 2604 | { |
b8032740 GT |
2605 | int colNumber; |
2606 | for (colNumber = 0; colNumber < m_numCols; colNumber++) | |
89894079 | 2607 | { |
b8032740 | 2608 | if (!wxStricmp(colName, colDefs[colNumber].ColName)) |
89894079 VZ |
2609 | break; |
2610 | } | |
2611 | ||
b8032740 | 2612 | if (colNumber < m_numCols) |
f02d4a64 | 2613 | { |
b8032740 | 2614 | colDefs[colNumber].Null = set; |
f02d4a64 | 2615 | if (set) // Blank out the values in the member variable |
b8032740 | 2616 | ClearMemberVar((UWORD)colNumber,false); // Must call with false here, or infinite recursion will happen |
e9ed92a2 | 2617 | |
b8032740 | 2618 | setCbValueForColumn(colNumber); |
e9ed92a2 | 2619 | |
68379eaf | 2620 | return true; |
f02d4a64 | 2621 | } |
89894079 | 2622 | else |
68379eaf | 2623 | return false; |
a2115c88 | 2624 | |
4fdae997 | 2625 | } // wxDbTable::SetColNull() |
a2115c88 | 2626 | |
67e9aaa3 | 2627 | |
f6bcfd97 BP |
2628 | /********** wxDbTable::GetNewCursor() **********/ |
2629 | HSTMT *wxDbTable::GetNewCursor(bool setCursor, bool bindColumns) | |
a2115c88 | 2630 | { |
89894079 | 2631 | HSTMT *newHSTMT = new HSTMT; |
4fdae997 | 2632 | wxASSERT(newHSTMT); |
89894079 VZ |
2633 | if (!newHSTMT) |
2634 | return(0); | |
2635 | ||
2636 | if (SQLAllocStmt(hdbc, newHSTMT) != SQL_SUCCESS) | |
2637 | { | |
2638 | pDb->DispAllErrors(henv, hdbc); | |
2639 | delete newHSTMT; | |
2640 | return(0); | |
2641 | } | |
2642 | ||
2643 | if (SQLSetStmtOption(*newHSTMT, SQL_CURSOR_TYPE, cursorType) != SQL_SUCCESS) | |
2644 | { | |
2645 | pDb->DispAllErrors(henv, hdbc, *newHSTMT); | |
2646 | delete newHSTMT; | |
2647 | return(0); | |
2648 | } | |
2649 | ||
2650 | if (bindColumns) | |
2651 | { | |
882fc8a9 | 2652 | if (!bindCols(*newHSTMT)) |
89894079 VZ |
2653 | { |
2654 | delete newHSTMT; | |
2655 | return(0); | |
2656 | } | |
2657 | } | |
2658 | ||
2659 | if (setCursor) | |
2660 | SetCursor(newHSTMT); | |
2661 | ||
2662 | return(newHSTMT); | |
2663 | ||
f6bcfd97 | 2664 | } // wxDbTable::GetNewCursor() |
67e9aaa3 | 2665 | |
a2115c88 | 2666 | |
f6bcfd97 BP |
2667 | /********** wxDbTable::DeleteCursor() **********/ |
2668 | bool wxDbTable::DeleteCursor(HSTMT *hstmtDel) | |
a2115c88 | 2669 | { |
68379eaf | 2670 | bool result = true; |
a2115c88 | 2671 | |
89894079 VZ |
2672 | if (!hstmtDel) // Cursor already deleted |
2673 | return(result); | |
a2115c88 | 2674 | |
7d8c3dba GT |
2675 | /* |
2676 | ODBC 3.0 says to use this form | |
2677 | if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS) | |
da38429d | 2678 | |
7d8c3dba | 2679 | */ |
89894079 VZ |
2680 | if (SQLFreeStmt(*hstmtDel, SQL_DROP) != SQL_SUCCESS) |
2681 | { | |
2682 | pDb->DispAllErrors(henv, hdbc); | |
68379eaf | 2683 | result = false; |
89894079 | 2684 | } |
a2115c88 | 2685 | |
89894079 | 2686 | delete hstmtDel; |
a2115c88 | 2687 | |
89894079 | 2688 | return(result); |
a2115c88 | 2689 | |
f6bcfd97 | 2690 | } // wxDbTable::DeleteCursor() |
a2115c88 | 2691 | |
882fc8a9 GT |
2692 | ////////////////////////////////////////////////////////////// |
2693 | // wxDbGrid support functions | |
2694 | ////////////////////////////////////////////////////////////// | |
2695 | ||
2696 | void wxDbTable::SetRowMode(const rowmode_t rowmode) | |
2697 | { | |
2698 | if (!m_hstmtGridQuery) | |
2699 | { | |
68379eaf | 2700 | m_hstmtGridQuery = GetNewCursor(false,false); |
882fc8a9 GT |
2701 | if (!bindCols(*m_hstmtGridQuery)) |
2702 | return; | |
2703 | } | |
2704 | ||
2705 | m_rowmode = rowmode; | |
2706 | switch (m_rowmode) | |
2707 | { | |
2708 | case WX_ROW_MODE_QUERY: | |
2709 | SetCursor(m_hstmtGridQuery); | |
2710 | break; | |
2711 | case WX_ROW_MODE_INDIVIDUAL: | |
2712 | SetCursor(hstmtDefault); | |
2713 | break; | |
2714 | default: | |
e7c9692f | 2715 | wxASSERT(0); |
882fc8a9 GT |
2716 | } |
2717 | } // wxDbTable::SetRowMode() | |
2718 | ||
2719 | ||
b8032740 | 2720 | wxVariant wxDbTable::GetColumn(const int colNumber) const |
882fc8a9 GT |
2721 | { |
2722 | wxVariant val; | |
b8032740 | 2723 | if ((colNumber < m_numCols) && (!IsColNull((UWORD)colNumber))) |
882fc8a9 | 2724 | { |
b8032740 | 2725 | switch (colDefs[colNumber].SqlCtype) |
882fc8a9 | 2726 | { |
81b89785 GT |
2727 | #if wxUSE_UNICODE |
2728 | #if defined(SQL_WCHAR) | |
38ae3a10 | 2729 | case SQL_WCHAR: |
81b89785 GT |
2730 | #endif |
2731 | #if defined(SQL_WVARCHAR) | |
38ae3a10 | 2732 | case SQL_WVARCHAR: |
81b89785 GT |
2733 | #endif |
2734 | #endif | |
882fc8a9 GT |
2735 | case SQL_CHAR: |
2736 | case SQL_VARCHAR: | |
b8032740 | 2737 | val = (wxChar *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2738 | break; |
2739 | case SQL_C_LONG: | |
2740 | case SQL_C_SLONG: | |
b8032740 | 2741 | val = *(long *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2742 | break; |
2743 | case SQL_C_SHORT: | |
2744 | case SQL_C_SSHORT: | |
b8032740 | 2745 | val = (long int )(*(short *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2746 | break; |
2747 | case SQL_C_ULONG: | |
b8032740 | 2748 | val = (long)(*(unsigned long *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2749 | break; |
2750 | case SQL_C_TINYINT: | |
b8032740 | 2751 | val = (long)(*(wxChar *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2752 | break; |
2753 | case SQL_C_UTINYINT: | |
b8032740 | 2754 | val = (long)(*(wxChar *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2755 | break; |
2756 | case SQL_C_USHORT: | |
b8032740 | 2757 | val = (long)(*(UWORD *)(colDefs[colNumber].PtrDataObj)); |
882fc8a9 GT |
2758 | break; |
2759 | case SQL_C_DATE: | |
b8032740 | 2760 | val = (DATE_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2761 | break; |
2762 | case SQL_C_TIME: | |
b8032740 | 2763 | val = (TIME_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2764 | break; |
2765 | case SQL_C_TIMESTAMP: | |
b8032740 | 2766 | val = (TIMESTAMP_STRUCT *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2767 | break; |
2768 | case SQL_C_DOUBLE: | |
b8032740 | 2769 | val = *(double *)(colDefs[colNumber].PtrDataObj); |
882fc8a9 GT |
2770 | break; |
2771 | default: | |
2772 | assert(0); | |
2773 | } | |
2774 | } | |
2775 | return val; | |
2776 | } // wxDbTable::GetCol() | |
2777 | ||
2778 | ||
b8032740 | 2779 | void wxDbTable::SetColumn(const int colNumber, const wxVariant val) |
882fc8a9 GT |
2780 | { |
2781 | //FIXME: Add proper wxDateTime support to wxVariant.. | |
2782 | wxDateTime dateval; | |
2783 | ||
b8032740 | 2784 | SetColNull((UWORD)colNumber, val.IsNull()); |
882fc8a9 GT |
2785 | |
2786 | if (!val.IsNull()) | |
2787 | { | |
b8032740 GT |
2788 | if ((colDefs[colNumber].SqlCtype == SQL_C_DATE) |
2789 | || (colDefs[colNumber].SqlCtype == SQL_C_TIME) | |
2790 | || (colDefs[colNumber].SqlCtype == SQL_C_TIMESTAMP)) | |
882fc8a9 GT |
2791 | { |
2792 | //Returns null if invalid! | |
2793 | if (!dateval.ParseDate(val.GetString())) | |
b8032740 | 2794 | SetColNull((UWORD)colNumber, true); |
da38429d | 2795 | } |
882fc8a9 | 2796 | |
b8032740 | 2797 | switch (colDefs[colNumber].SqlCtype) |
882fc8a9 | 2798 | { |
81b89785 GT |
2799 | #if wxUSE_UNICODE |
2800 | #if defined(SQL_WCHAR) | |
38ae3a10 | 2801 | case SQL_WCHAR: |
81b89785 GT |
2802 | #endif |
2803 | #if defined(SQL_WVARCHAR) | |
38ae3a10 | 2804 | case SQL_WVARCHAR: |
81b89785 GT |
2805 | #endif |
2806 | #endif | |
882fc8a9 GT |
2807 | case SQL_CHAR: |
2808 | case SQL_VARCHAR: | |
b8032740 | 2809 | csstrncpyt((wxChar *)(colDefs[colNumber].PtrDataObj), |
da38429d | 2810 | val.GetString().c_str(), |
b8032740 | 2811 | colDefs[colNumber].SzDataObj-1); //TODO: glt ??? * sizeof(wxChar) ??? |
882fc8a9 GT |
2812 | break; |
2813 | case SQL_C_LONG: | |
2814 | case SQL_C_SLONG: | |
b8032740 | 2815 | *(long *)(colDefs[colNumber].PtrDataObj) = val; |
882fc8a9 GT |
2816 | break; |
2817 | case SQL_C_SHORT: | |
2818 | case SQL_C_SSHORT: | |
b8032740 | 2819 | *(short *)(colDefs[colNumber].PtrDataObj) = (short)val.GetLong(); |
882fc8a9 GT |
2820 | break; |
2821 | case SQL_C_ULONG: | |
b8032740 | 2822 | *(unsigned long *)(colDefs[colNumber].PtrDataObj) = val.GetLong(); |
882fc8a9 GT |
2823 | break; |
2824 | case SQL_C_TINYINT: | |
b8032740 | 2825 | *(wxChar *)(colDefs[colNumber].PtrDataObj) = val.GetChar(); |
882fc8a9 GT |
2826 | break; |
2827 | case SQL_C_UTINYINT: | |
b8032740 | 2828 | *(wxChar *)(colDefs[colNumber].PtrDataObj) = val.GetChar(); |
882fc8a9 GT |
2829 | break; |
2830 | case SQL_C_USHORT: | |
b8032740 | 2831 | *(unsigned short *)(colDefs[colNumber].PtrDataObj) = (unsigned short)val.GetLong(); |
882fc8a9 GT |
2832 | break; |
2833 | //FIXME: Add proper wxDateTime support to wxVariant.. | |
2834 | case SQL_C_DATE: | |
2835 | { | |
2836 | DATE_STRUCT *dataptr = | |
b8032740 | 2837 | (DATE_STRUCT *)colDefs[colNumber].PtrDataObj; |
da38429d | 2838 | |
39d350d6 WS |
2839 | dataptr->year = (SWORD)dateval.GetYear(); |
2840 | dataptr->month = (UWORD)(dateval.GetMonth()+1); | |
2841 | dataptr->day = (UWORD)dateval.GetDay(); | |
882fc8a9 GT |
2842 | } |
2843 | break; | |
2844 | case SQL_C_TIME: | |
2845 | { | |
2846 | TIME_STRUCT *dataptr = | |
b8032740 | 2847 | (TIME_STRUCT *)colDefs[colNumber].PtrDataObj; |
da38429d | 2848 | |
882fc8a9 GT |
2849 | dataptr->hour = dateval.GetHour(); |
2850 | dataptr->minute = dateval.GetMinute(); | |
2851 | dataptr->second = dateval.GetSecond(); | |
2852 | } | |
2853 | break; | |
2854 | case SQL_C_TIMESTAMP: | |
2855 | { | |
2856 | TIMESTAMP_STRUCT *dataptr = | |
b8032740 | 2857 | (TIMESTAMP_STRUCT *)colDefs[colNumber].PtrDataObj; |
39d350d6 WS |
2858 | dataptr->year = (SWORD)dateval.GetYear(); |
2859 | dataptr->month = (UWORD)(dateval.GetMonth()+1); | |
2860 | dataptr->day = (UWORD)dateval.GetDay(); | |
da38429d | 2861 | |
882fc8a9 GT |
2862 | dataptr->hour = dateval.GetHour(); |
2863 | dataptr->minute = dateval.GetMinute(); | |
2864 | dataptr->second = dateval.GetSecond(); | |
2865 | } | |
2866 | break; | |
2867 | case SQL_C_DOUBLE: | |
b8032740 | 2868 | *(double *)(colDefs[colNumber].PtrDataObj) = val; |
882fc8a9 GT |
2869 | break; |
2870 | default: | |
2871 | assert(0); | |
2872 | } // switch | |
2873 | } // if (!val.IsNull()) | |
2874 | } // wxDbTable::SetCol() | |
2875 | ||
2876 | ||
2877 | GenericKey wxDbTable::GetKey() | |
2878 | { | |
2879 | void *blk; | |
1dee6b39 | 2880 | wxChar *blkptr; |
da38429d | 2881 | |
882fc8a9 | 2882 | blk = malloc(m_keysize); |
1dee6b39 | 2883 | blkptr = (wxChar *) blk; |
da38429d | 2884 | |
882fc8a9 | 2885 | int i; |
b8032740 | 2886 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
2887 | { |
2888 | if (colDefs[i].KeyField) | |
2889 | { | |
2890 | memcpy(blkptr,colDefs[i].PtrDataObj, colDefs[i].SzDataObj); | |
2891 | blkptr += colDefs[i].SzDataObj; | |
2892 | } | |
2893 | } | |
2894 | ||
2895 | GenericKey k = GenericKey(blk, m_keysize); | |
2896 | free(blk); | |
2897 | ||
2898 | return k; | |
2899 | } // wxDbTable::GetKey() | |
2900 | ||
2901 | ||
2902 | void wxDbTable::SetKey(const GenericKey& k) | |
2903 | { | |
1dee6b39 GT |
2904 | void *blk; |
2905 | wxChar *blkptr; | |
da38429d | 2906 | |
882fc8a9 | 2907 | blk = k.GetBlk(); |
1dee6b39 | 2908 | blkptr = (wxChar *)blk; |
882fc8a9 GT |
2909 | |
2910 | int i; | |
b8032740 | 2911 | for (i=0; i < m_numCols; i++) |
882fc8a9 GT |
2912 | { |
2913 | if (colDefs[i].KeyField) | |
2914 | { | |
254a2129 | 2915 | SetColNull((UWORD)i, false); |
882fc8a9 GT |
2916 | memcpy(colDefs[i].PtrDataObj, blkptr, colDefs[i].SzDataObj); |
2917 | blkptr += colDefs[i].SzDataObj; | |
2918 | } | |
2919 | } | |
2920 | } // wxDbTable::SetKey() | |
2921 | ||
2922 | ||
a2115c88 | 2923 | #endif // wxUSE_ODBC |