// Name: dbtable.cpp
// Purpose: Implementation of the wxTable class.
// Author: Doug Card
+// Modified by: George Tasker
// Mods: April 1999
// -Dynamic cursor support - Only one predefined cursor, as many others as
// you need may be created on demand
#include <stdlib.h>
#include <string.h>
#include <assert.h>
+
#if wxMAJOR_VERSION == 1
#include "table.h"
#elif wxMAJOR_VERSION == 2
#include "wx/dbtable.h"
#endif
-#ifdef __MWERKS__
-#ifdef __WXMSW__
-#define stricmp _stricmp
-#define strnicmp _strnicmp
-#else
-int strcasecmp(const char *str_1, const char *str_2) ;
-int strncasecmp(const char *str_1, const char *str_2, size_t maxchar) ;
-#define stricmp strcasecmp
-#define strnicmp strncasecmp
-#endif
-#endif
-
#ifdef __UNIX__
// The HPUX preprocessor lines below were commented out on 8/20/97
// because macros.h currently redefines DEBUG and is unneeded.
/********** wxTable::wxTable() **********/
wxTable::wxTable(wxDB *pwxDB, const char *tblName, const int nCols,
- const char *qryTblName, bool qryOnly, char *tblPath)
+ const char *qryTblName, bool qryOnly, const char *tblPath)
{
pDb = pwxDB; // Pointer to the wxDB object
- henv = 0;
- hdbc = 0;
- hstmt = 0;
+ henv = 0;
+ hdbc = 0;
+ hstmt = 0;
hstmtDefault = 0; // Initialized below
hstmtCount = 0; // Initialized first time it is needed
hstmtInsert = 0;
colDefs = 0;
tableID = 0;
noCols = nCols; // No. of cols in the table
- where = 0; // Where clause
+ where = 0; // Where clause
orderBy = 0; // Order By clause
- from = 0; // From clause
- selectForUpdate = FALSE; // SELECT ... FOR UPDATE; Indicates whether to include the FOR UPDATE phrase
+ from = 0; // From clause
+ selectForUpdate = FALSE; // SELECT ... FOR UPDATE; Indicates whether to include the FOR UPDATE phrase
queryOnly = qryOnly;
assert (tblName);
- strcpy(tableName, tblName); // Table Name
+ wxStrcpy(tableName, tblName); // Table Name
if (tblPath)
- strcpy(tablePath, tblPath); // Table Path - used for dBase files
+ wxStrcpy(tablePath, tblPath); // Table Path - used for dBase files
if (qryTblName) // Name of the table/view to query
- strcpy(queryTableName, qryTblName);
+ wxStrcpy(queryTableName, qryTblName);
else
- strcpy(queryTableName, tblName);
+ wxStrcpy(queryTableName, tblName);
-// assert(pDb); // Assert is placed after table name is assigned for error reporting reasons
if (!pDb)
return;
// Allocate space for column definitions
if (noCols)
- colDefs = new CcolDef[noCols]; // Points to the first column defintion
+ colDefs = new wxColDef[noCols]; // Points to the first column defintion
// Allocate statement handles for the table
if (!queryOnly)
} // wxTable::wxTable()
+
/********** wxTable::~wxTable() **********/
wxTable::~wxTable()
{
} // wxTable::~wxTable()
+
+
+/***************************** PRIVATE FUNCTIONS *****************************/
+
+
+
+/********** wxTable::bindInsertParams() **********/
+bool wxTable::bindInsertParams(void)
+{
+ assert(!queryOnly);
+ if (queryOnly)
+ return(FALSE);
+
+ SWORD fSqlType = 0;
+ UDWORD precision = 0;
+ SWORD scale = 0;
+
+ // Bind each column (that can be inserted) of the table to a parameter marker
+ int i,colNo;
+ for (i = 0, colNo = 1; i < noCols; i++)
+ {
+ if (! colDefs[i].InsertAllowed)
+ continue;
+ switch(colDefs[i].DbDataType)
+ {
+ case DB_DATA_TYPE_VARCHAR:
+ fSqlType = pDb->typeInfVarchar.FsqlType;
+ precision = colDefs[i].SzDataObj;
+ scale = 0;
+ colDefs[i].CbValue = SQL_NTS;
+ break;
+ case DB_DATA_TYPE_INTEGER:
+ fSqlType = pDb->typeInfInteger.FsqlType;
+ precision = pDb->typeInfInteger.Precision;
+ scale = 0;
+ colDefs[i].CbValue = 0;
+ break;
+ case DB_DATA_TYPE_FLOAT:
+ fSqlType = pDb->typeInfFloat.FsqlType;
+ precision = pDb->typeInfFloat.Precision;
+ scale = pDb->typeInfFloat.MaximumScale;
+ // SQL Sybase Anywhere v5.5 returned a negative number for the
+ // MaxScale. This caused ODBC to kick out an error on ibscale.
+ // I check for this here and set the scale = precision.
+ //if (scale < 0)
+ // scale = (short) precision;
+ colDefs[i].CbValue = 0;
+ break;
+ case DB_DATA_TYPE_DATE:
+ fSqlType = pDb->typeInfDate.FsqlType;
+ precision = pDb->typeInfDate.Precision;
+ scale = 0;
+ colDefs[i].CbValue = 0;
+ break;
+ }
+ // Null values
+ if (colDefs[i].Null)
+ {
+ colDefs[i].CbValue = SQL_NULL_DATA;
+ colDefs[i].Null = FALSE;
+ }
+ if (SQLBindParameter(hstmtInsert, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
+ fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj,
+ precision+1,&colDefs[i].CbValue) != SQL_SUCCESS)
+ return(pDb->DispAllErrors(henv, hdbc, hstmtInsert));
+ }
+
+ // Completed successfully
+ return(TRUE);
+
+} // wxTable::bindInsertParams()
+
+
+/********** wxTable::bindUpdateParams() **********/
+bool wxTable::bindUpdateParams(void)
+{
+ assert(!queryOnly);
+ if (queryOnly)
+ return(FALSE);
+
+ SWORD fSqlType = 0;
+ UDWORD precision = 0;
+ SWORD scale = 0;
+
+ // Bind each UPDATEABLE column of the table to a parameter marker
+ int i,colNo;
+ for (i = 0, colNo = 1; i < noCols; i++)
+ {
+ if (! colDefs[i].Updateable)
+ continue;
+ switch(colDefs[i].DbDataType)
+ {
+ case DB_DATA_TYPE_VARCHAR:
+ fSqlType = pDb->typeInfVarchar.FsqlType;
+ precision = colDefs[i].SzDataObj;
+ scale = 0;
+ colDefs[i].CbValue = SQL_NTS;
+ break;
+ case DB_DATA_TYPE_INTEGER:
+ fSqlType = pDb->typeInfInteger.FsqlType;
+ precision = pDb->typeInfInteger.Precision;
+ scale = 0;
+ colDefs[i].CbValue = 0;
+ break;
+ case DB_DATA_TYPE_FLOAT:
+ fSqlType = pDb->typeInfFloat.FsqlType;
+ precision = pDb->typeInfFloat.Precision;
+ scale = pDb->typeInfFloat.MaximumScale;
+ // SQL Sybase Anywhere v5.5 returned a negative number for the
+ // MaxScale. This caused ODBC to kick out an error on ibscale.
+ // I check for this here and set the scale = precision.
+ //if (scale < 0)
+ // scale = (short) precision;
+ colDefs[i].CbValue = 0;
+ break;
+ case DB_DATA_TYPE_DATE:
+ fSqlType = pDb->typeInfDate.FsqlType;
+ precision = pDb->typeInfDate.Precision;
+ scale = 0;
+ colDefs[i].CbValue = 0;
+ break;
+ }
+ if (SQLBindParameter(hstmtUpdate, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
+ fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj,
+ precision+1, &colDefs[i].CbValue) != SQL_SUCCESS)
+ return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate));
+ }
+
+ // Completed successfully
+ return(TRUE);
+
+} // wxTable::bindUpdateParams()
+
+
+/********** wxTable::bindCols() **********/
+bool wxTable::bindCols(HSTMT cursor)
+{
+ static SDWORD cb;
+
+ // Bind each column of the table to a memory address for fetching data
+ int i;
+ for (i = 0; i < noCols; i++)
+ {
+ if (SQLBindCol(cursor, i+1, colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj,
+ colDefs[i].SzDataObj, &cb) != SQL_SUCCESS)
+ return(pDb->DispAllErrors(henv, hdbc, cursor));
+ }
+
+ // Completed successfully
+ return(TRUE);
+
+} // wxTable::bindCols()
+
+
+/********** wxTable::getRec() **********/
+bool wxTable::getRec(UWORD fetchType)
+{
+ RETCODE retcode;
+
+ if (!pDb->FwdOnlyCursors())
+ {
+ // Fetch the NEXT, PREV, FIRST or LAST record, depending on fetchType
+ UDWORD cRowsFetched;
+ UWORD rowStatus;
+
+ retcode = SQLExtendedFetch(hstmt, fetchType, 0, &cRowsFetched, &rowStatus);
+ if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
+ if (retcode == SQL_NO_DATA_FOUND)
+ return(FALSE);
+ else
+ return(pDb->DispAllErrors(henv, hdbc, hstmt));
+ }
+ else
+ {
+ // Fetch the next record from the record set
+ retcode = SQLFetch(hstmt);
+ if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
+ {
+ if (retcode == SQL_NO_DATA_FOUND)
+ return(FALSE);
+ else
+ return(pDb->DispAllErrors(henv, hdbc, hstmt));
+ }
+ }
+
+ // Completed successfully
+ return(TRUE);
+
+} // wxTable::getRec()
+
+
+/********** wxTable::execDelete() **********/
+bool wxTable::execDelete(const char *pSqlStmt)
+{
+ // Execute the DELETE statement
+ if (SQLExecDirect(hstmtDelete, (UCHAR FAR *) pSqlStmt, SQL_NTS) != SQL_SUCCESS)
+ return(pDb->DispAllErrors(henv, hdbc, hstmtDelete));
+
+ // Record deleted successfully
+ return(TRUE);
+
+} // wxTable::execDelete()
+
+
+/********** wxTable::execUpdate() **********/
+bool wxTable::execUpdate(const char *pSqlStmt)
+{
+ // Execute the UPDATE statement
+ if (SQLExecDirect(hstmtUpdate, (UCHAR FAR *) pSqlStmt, SQL_NTS) != SQL_SUCCESS)
+ return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate));
+
+ // Record deleted successfully
+ return(TRUE);
+
+} // wxTable::execUpdate()
+
+
+/********** wxTable::query() **********/
+bool wxTable::query(int queryType, bool forUpdate, bool distinct, char *pSqlStmt)
+{
+ char sqlStmt[DB_MAX_STATEMENT_LEN];
+
+ // Set the selectForUpdate member variable
+ if (forUpdate)
+ // The user may wish to select for update, but the DBMS may not be capable
+ selectForUpdate = CanSelectForUpdate();
+ else
+ selectForUpdate = FALSE;
+
+ // Set the SQL SELECT string
+ if (queryType != DB_SELECT_STATEMENT) // A select statement was not passed in,
+ { // so generate a select statement.
+ GetSelectStmt(sqlStmt, queryType, distinct);
+ pDb->WriteSqlLog(sqlStmt);
+ }
+
+ // Make sure the cursor is closed first
+ if (! CloseCursor(hstmt))
+ return(FALSE);
+
+ // Execute the SQL SELECT statement
+ int retcode;
+
+ retcode = SQLExecDirect(hstmt, (UCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt : sqlStmt), SQL_NTS);
+ if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
+ return(pDb->DispAllErrors(henv, hdbc, hstmt));
+
+ // Completed successfully
+ return(TRUE);
+
+} // wxTable::query()
+
+
+/***************************** PUBLIC FUNCTIONS *****************************/
+
+
/********** wxTable::Open() **********/
bool wxTable::Open(void)
{
char sqlStmt[DB_MAX_STATEMENT_LEN];
// Verify that the table exists in the database
- if (!pDb->TableExists(tableName,NULL,tablePath))
+ if (!pDb->TableExists(tableName,pDb->GetUsername(),tablePath))
{
- char s[128];
- sprintf(s, "Error opening '%s', table/view does not exist in the database.", tableName);
+ char s[250];
+ if (wxStrcmp(tablePath,""))
+ sprintf(s, "Error opening '%s/%s'.\n",tablePath,tableName);
+ else
+ sprintf(s, "Error opening '%s'.\n", tableName);
+ if (!pDb->TableExists(tableName,NULL,tablePath))
+ wxStrcat(s,"Table/view does not exist in the database.\n");
+ else
+ wxStrcat(s,"Current logged in user does not have sufficient privileges to access this table.\n");
pDb->LogError(s);
return(FALSE);
}
if (! colDefs[i].InsertAllowed)
continue;
if (needComma)
- strcat(sqlStmt, ",");
- strcat(sqlStmt, colDefs[i].ColName);
+ wxStrcat(sqlStmt, ",");
+ wxStrcat(sqlStmt, colDefs[i].ColName);
needComma = TRUE;
}
needComma = FALSE;
- strcat(sqlStmt, ") VALUES (");
+ wxStrcat(sqlStmt, ") VALUES (");
for (i = 0; i < noCols; i++)
{
if (! colDefs[i].InsertAllowed)
continue;
if (needComma)
- strcat(sqlStmt, ",");
- strcat(sqlStmt, "?");
+ wxStrcat(sqlStmt, ",");
+ wxStrcat(sqlStmt, "?");
needComma = TRUE;
}
- strcat(sqlStmt, ")");
+ wxStrcat(sqlStmt, ")");
// pDb->WriteSqlLog(sqlStmt);
} // wxTable::Open()
+
/********** wxTable::Query() **********/
bool wxTable::Query(bool forUpdate, bool distinct)
{
} // wxTable::Query()
+
/********** wxTable::QueryBySqlStmt() **********/
bool wxTable::QueryBySqlStmt(char *pSqlStmt)
{
} // wxTable::QueryBySqlStmt()
+
/********** wxTable::QueryMatching() **********/
bool wxTable::QueryMatching(bool forUpdate, bool distinct)
{
} // wxTable::QueryMatching()
+
/********** wxTable::QueryOnKeyFields() **********/
bool wxTable::QueryOnKeyFields(bool forUpdate, bool distinct)
{
} // wxTable::QueryOnKeyFields()
-/********** wxTable::query() **********/
-bool wxTable::query(int queryType, bool forUpdate, bool distinct, char *pSqlStmt)
-{
- char sqlStmt[DB_MAX_STATEMENT_LEN];
- // Set the selectForUpdate member variable
- if (forUpdate)
- // The user may wish to select for update, but the DBMS may not be capable
- selectForUpdate = CanSelectForUpdate();
+/********** wxTable::GetPrev() **********/
+bool wxTable::GetPrev(void)
+{
+ if (pDb->FwdOnlyCursors())
+ {
+ wxFAIL_MSG(wxT("GetPrev()::Backward scrolling cursors are not enabled for this instance of wxTable"));
+ return FALSE;
+ }
else
- selectForUpdate = FALSE;
+ return(getRec(SQL_FETCH_PRIOR));
+} // wxTable::GetPrev()
- // Set the SQL SELECT string
- if (queryType != DB_SELECT_STATEMENT) // A select statement was not passed in,
- { // so generate a select statement.
- GetSelectStmt(sqlStmt, queryType, distinct);
- pDb->WriteSqlLog(sqlStmt);
+
+/********** wxTable::operator-- **********/
+bool wxTable::operator--(int)
+{
+ if (pDb->FwdOnlyCursors())
+ {
+ wxFAIL_MSG(wxT("operator--:Backward scrolling cursors are not enabled for this instance of wxTable"));
+ return FALSE;
}
+ else
+ return(getRec(SQL_FETCH_PRIOR));
+} // wxTable::operator--
- // Make sure the cursor is closed first
- if (! CloseCursor(hstmt))
- return(FALSE);
- // Execute the SQL SELECT statement
- int retcode;
+/********** wxTable::GetFirst() **********/
+bool wxTable::GetFirst(void)
+{
+ if (pDb->FwdOnlyCursors())
+ {
+ wxFAIL_MSG(wxT("GetFirst():Backward scrolling cursors are not enabled for this instance of wxTable"));
+ return FALSE;
+ }
+ else
+ return(getRec(SQL_FETCH_FIRST));
+} // wxTable::GetFirst()
- retcode = SQLExecDirect(hstmt, (UCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt : sqlStmt), SQL_NTS);
- if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
- return(pDb->DispAllErrors(henv, hdbc, hstmt));
- // Completed successfully
- return(TRUE);
+/********** wxTable::GetLast() **********/
+bool wxTable::GetLast(void)
+{
+ if (pDb->FwdOnlyCursors())
+ {
+ wxFAIL_MSG(wxT("GetLast()::Backward scrolling cursors are not enabled for this instance of wxTable"));
+ return FALSE;
+ }
+ else
+ return(getRec(SQL_FETCH_LAST));
+} // wxTable::GetLast()
-} // wxTable::query()
/********** wxTable::GetSelectStmt() **********/
void wxTable::GetSelectStmt(char *pSqlStmt, int typeOfSelect, bool distinct)
whereClause[0] = 0;
// Build a select statement to query the database
- strcpy(pSqlStmt, "SELECT ");
+ wxStrcpy(pSqlStmt, "SELECT ");
// SELECT DISTINCT values only?
if (distinct)
- strcat(pSqlStmt, "DISTINCT ");
+ wxStrcat(pSqlStmt, "DISTINCT ");
// Was a FROM clause specified to join tables to the base table?
// Available for ::Query() only!!!
bool appendFromClause = FALSE;
- if (typeOfSelect == DB_SELECT_WHERE && from && strlen(from))
+ if (typeOfSelect == DB_SELECT_WHERE && from && wxStrlen(from))
appendFromClause = TRUE;
// Add the column list
int i;
for (i = 0; i < noCols; i++)
- {
- // If joining tables, the base table column names must be qualified to avoid ambiguity
- if (appendFromClause)
- {
- strcat(pSqlStmt, queryTableName);
- strcat(pSqlStmt, ".");
- }
- strcat(pSqlStmt, colDefs[i].ColName);
- if (i + 1 < noCols)
- strcat(pSqlStmt, ",");
- }
-
- // If the datasource supports ROWID, get this column as well. Exception: Don't retrieve
- // the ROWID if querying distinct records. The rowid will always be unique.
- if (!distinct && CanUpdByROWID())
- {
- // If joining tables, the base table column names must be qualified to avoid ambiguity
- if (appendFromClause)
- {
- strcat(pSqlStmt, ",");
- strcat(pSqlStmt, queryTableName);
- strcat(pSqlStmt, ".ROWID");
- }
- else
- strcat(pSqlStmt, ",ROWID");
- }
-
- // Append the FROM tablename portion
- strcat(pSqlStmt, " FROM ");
- strcat(pSqlStmt, queryTableName);
-
- // Sybase uses the HOLDLOCK keyword to lock a record during query.
- // The HOLDLOCK keyword follows the table name in the from clause.
- // Each table in the from clause must specify HOLDLOCK or
- // NOHOLDLOCK (the default). Note: The "FOR UPDATE" clause
- // is parsed but ignored in SYBASE Transact-SQL.
- if (selectForUpdate && (pDb->Dbms() == dbmsSYBASE_ASA || pDb->Dbms() == dbmsSYBASE_ASE))
- strcat(pSqlStmt, " HOLDLOCK");
-
- if (appendFromClause)
- strcat(pSqlStmt, from);
-
- // Append the WHERE clause. Either append the where clause for the class
- // or build a where clause. The typeOfSelect determines this.
- switch(typeOfSelect)
- {
- case DB_SELECT_WHERE:
- if (where && strlen(where)) // May not want a where clause!!!
- {
- strcat(pSqlStmt, " WHERE ");
- strcat(pSqlStmt, where);
- }
- break;
- case DB_SELECT_KEYFIELDS:
- GetWhereClause(whereClause, DB_WHERE_KEYFIELDS);
- if (strlen(whereClause))
- {
- strcat(pSqlStmt, " WHERE ");
- strcat(pSqlStmt, whereClause);
- }
- break;
- case DB_SELECT_MATCHING:
- GetWhereClause(whereClause, DB_WHERE_MATCHING);
- if (strlen(whereClause))
- {
- strcat(pSqlStmt, " WHERE ");
- strcat(pSqlStmt, whereClause);
- }
- break;
- }
-
- // Append the ORDER BY clause
- if (orderBy && strlen(orderBy))
- {
- strcat(pSqlStmt, " ORDER BY ");
- strcat(pSqlStmt, orderBy);
- }
-
- // SELECT FOR UPDATE if told to do so and the datasource is capable. Sybase
- // parses the FOR UPDATE clause but ignores it. See the comment above on the
- // HOLDLOCK for Sybase.
- if (selectForUpdate && CanSelectForUpdate())
- strcat(pSqlStmt, " FOR UPDATE");
-
-} // wxTable::GetSelectStmt()
-
-/********** wxTable::getRec() **********/
-bool wxTable::getRec(UWORD fetchType)
-{
- RETCODE retcode;
-
-#if !wxODBC_FWD_ONLY_CURSORS
-
- // Fetch the NEXT, PREV, FIRST or LAST record, depending on fetchType
- UDWORD cRowsFetched;
- UWORD rowStatus;
-
-// if ((retcode = SQLExtendedFetch(hstmt, fetchType, 0, &cRowsFetched, &rowStatus)) != SQL_SUCCESS)
- retcode = SQLExtendedFetch(hstmt, fetchType, 0, &cRowsFetched, &rowStatus);
- if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
- if (retcode == SQL_NO_DATA_FOUND)
- return(FALSE);
- else
- return(pDb->DispAllErrors(henv, hdbc, hstmt));
-#else
-
- // Fetch the next record from the record set
- retcode = SQLFetch(hstmt);
- if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
- {
- if (retcode == SQL_NO_DATA_FOUND)
- return(FALSE);
- else
- return(pDb->DispAllErrors(henv, hdbc, hstmt));
- }
-#endif
-
- // Completed successfully
- return(TRUE);
-
-} // wxTable::getRec()
-
-/********** wxTable::GetRowNum() **********/
-UWORD wxTable::GetRowNum(void)
-{
- UDWORD rowNum;
-
- if (SQLGetStmtOption(hstmt, SQL_ROW_NUMBER, (UCHAR*) &rowNum) != SQL_SUCCESS)
- {
- pDb->DispAllErrors(henv, hdbc, hstmt);
- return(0);
- }
-
- // Completed successfully
- return((UWORD) rowNum);
-
-} // wxTable::GetRowNum()
-
-/********** wxTable::bindInsertParams() **********/
-bool wxTable::bindInsertParams(void)
-{
- assert(!queryOnly);
- if (queryOnly)
- return(FALSE);
-
- SWORD fSqlType = 0;
- UDWORD precision = 0;
- SWORD scale = 0;
-
- // Bind each column (that can be inserted) of the table to a parameter marker
- int i;
- for (i = 0; i < noCols; i++)
- {
- if (! colDefs[i].InsertAllowed)
- continue;
- switch(colDefs[i].DbDataType)
+ {
+ // If joining tables, the base table column names must be qualified to avoid ambiguity
+ if (appendFromClause)
{
- case DB_DATA_TYPE_VARCHAR:
- fSqlType = pDb->typeInfVarchar.FsqlType;
- precision = colDefs[i].SzDataObj;
- scale = 0;
- colDefs[i].CbValue = SQL_NTS;
- break;
- case DB_DATA_TYPE_INTEGER:
- fSqlType = pDb->typeInfInteger.FsqlType;
- precision = pDb->typeInfInteger.Precision;
- scale = 0;
- colDefs[i].CbValue = 0;
- break;
- case DB_DATA_TYPE_FLOAT:
- fSqlType = pDb->typeInfFloat.FsqlType;
- precision = pDb->typeInfFloat.Precision;
- scale = pDb->typeInfFloat.MaximumScale;
- // SQL Sybase Anywhere v5.5 returned a negative number for the
- // MaxScale. This caused ODBC to kick out an error on ibscale.
- // I check for this here and set the scale = precision.
- //if (scale < 0)
- // scale = (short) precision;
- colDefs[i].CbValue = 0;
- break;
- case DB_DATA_TYPE_DATE:
- fSqlType = pDb->typeInfDate.FsqlType;
- precision = pDb->typeInfDate.Precision;
- scale = 0;
- colDefs[i].CbValue = 0;
- break;
+ wxStrcat(pSqlStmt, queryTableName);
+ wxStrcat(pSqlStmt, ".");
}
- // Null values
- if (colDefs[i].Null)
+ wxStrcat(pSqlStmt, colDefs[i].ColName);
+ if (i + 1 < noCols)
+ wxStrcat(pSqlStmt, ",");
+ }
+
+ // If the datasource supports ROWID, get this column as well. Exception: Don't retrieve
+ // the ROWID if querying distinct records. The rowid will always be unique.
+ if (!distinct && CanUpdByROWID())
+ {
+ // If joining tables, the base table column names must be qualified to avoid ambiguity
+ if (appendFromClause)
{
- colDefs[i].CbValue = SQL_NULL_DATA;
- colDefs[i].Null = FALSE;
+ wxStrcat(pSqlStmt, ",");
+ wxStrcat(pSqlStmt, queryTableName);
+ wxStrcat(pSqlStmt, ".ROWID");
}
- if (SQLBindParameter(hstmtInsert, i+1, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
- fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj,
- precision+1,&colDefs[i].CbValue) != SQL_SUCCESS)
- return(pDb->DispAllErrors(henv, hdbc, hstmtInsert));
+ else
+ wxStrcat(pSqlStmt, ",ROWID");
}
- // Completed successfully
- return(TRUE);
+ // Append the FROM tablename portion
+ wxStrcat(pSqlStmt, " FROM ");
+ wxStrcat(pSqlStmt, queryTableName);
-} // wxTable::bindInsertParams()
+ // Sybase uses the HOLDLOCK keyword to lock a record during query.
+ // The HOLDLOCK keyword follows the table name in the from clause.
+ // Each table in the from clause must specify HOLDLOCK or
+ // NOHOLDLOCK (the default). Note: The "FOR UPDATE" clause
+ // is parsed but ignored in SYBASE Transact-SQL.
+ if (selectForUpdate && (pDb->Dbms() == dbmsSYBASE_ASA || pDb->Dbms() == dbmsSYBASE_ASE))
+ wxStrcat(pSqlStmt, " HOLDLOCK");
-/********** wxTable::bindUpdateParams() **********/
-bool wxTable::bindUpdateParams(void)
-{
- assert(!queryOnly);
- if (queryOnly)
- return(FALSE);
+ if (appendFromClause)
+ wxStrcat(pSqlStmt, from);
- SWORD fSqlType = 0;
- UDWORD precision = 0;
- SWORD scale = 0;
-
- // Bind each UPDATEABLE column of the table to a parameter marker
- int i,colNo;
- for (i = 0, colNo = 1; i < noCols; i++)
+ // Append the WHERE clause. Either append the where clause for the class
+ // or build a where clause. The typeOfSelect determines this.
+ switch(typeOfSelect)
{
- if (! colDefs[i].Updateable)
- continue;
- switch(colDefs[i].DbDataType)
+ case DB_SELECT_WHERE:
+ if (where && wxStrlen(where)) // May not want a where clause!!!
{
- case DB_DATA_TYPE_VARCHAR:
- fSqlType = pDb->typeInfVarchar.FsqlType;
- precision = colDefs[i].SzDataObj;
- scale = 0;
- colDefs[i].CbValue = SQL_NTS;
- break;
- case DB_DATA_TYPE_INTEGER:
- fSqlType = pDb->typeInfInteger.FsqlType;
- precision = pDb->typeInfInteger.Precision;
- scale = 0;
- colDefs[i].CbValue = 0;
- break;
- case DB_DATA_TYPE_FLOAT:
- fSqlType = pDb->typeInfFloat.FsqlType;
- precision = pDb->typeInfFloat.Precision;
- scale = pDb->typeInfFloat.MaximumScale;
- // SQL Sybase Anywhere v5.5 returned a negative number for the
- // MaxScale. This caused ODBC to kick out an error on ibscale.
- // I check for this here and set the scale = precision.
- //if (scale < 0)
- // scale = (short) precision;
- colDefs[i].CbValue = 0;
- break;
- case DB_DATA_TYPE_DATE:
- fSqlType = pDb->typeInfDate.FsqlType;
- precision = pDb->typeInfDate.Precision;
- scale = 0;
- colDefs[i].CbValue = 0;
- break;
+ wxStrcat(pSqlStmt, " WHERE ");
+ wxStrcat(pSqlStmt, where);
}
- if (SQLBindParameter(hstmtUpdate, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
- fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj,
- precision+1, &colDefs[i].CbValue) != SQL_SUCCESS)
- return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate));
+ break;
+ case DB_SELECT_KEYFIELDS:
+ GetWhereClause(whereClause, DB_WHERE_KEYFIELDS);
+ if (wxStrlen(whereClause))
+ {
+ wxStrcat(pSqlStmt, " WHERE ");
+ wxStrcat(pSqlStmt, whereClause);
+ }
+ break;
+ case DB_SELECT_MATCHING:
+ GetWhereClause(whereClause, DB_WHERE_MATCHING);
+ if (wxStrlen(whereClause))
+ {
+ wxStrcat(pSqlStmt, " WHERE ");
+ wxStrcat(pSqlStmt, whereClause);
+ }
+ break;
}
- // Completed successfully
- return(TRUE);
+ // Append the ORDER BY clause
+ if (orderBy && wxStrlen(orderBy))
+ {
+ wxStrcat(pSqlStmt, " ORDER BY ");
+ wxStrcat(pSqlStmt, orderBy);
+ }
-} // wxTable::bindUpdateParams()
+ // SELECT FOR UPDATE if told to do so and the datasource is capable. Sybase
+ // parses the FOR UPDATE clause but ignores it. See the comment above on the
+ // HOLDLOCK for Sybase.
+ if (selectForUpdate && CanSelectForUpdate())
+ wxStrcat(pSqlStmt, " FOR UPDATE");
-/********** wxTable::bindCols() **********/
-bool wxTable::bindCols(HSTMT cursor)
+} // wxTable::GetSelectStmt()
+
+
+/********** wxTable::GetRowNum() **********/
+UWORD wxTable::GetRowNum(void)
{
- static SDWORD cb;
-
- // Bind each column of the table to a memory address for fetching data
- int i;
- for (i = 0; i < noCols; i++)
+ UDWORD rowNum;
+
+ if (SQLGetStmtOption(hstmt, SQL_ROW_NUMBER, (UCHAR*) &rowNum) != SQL_SUCCESS)
{
- if (SQLBindCol(cursor, i+1, colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj,
- colDefs[i].SzDataObj, &cb) != SQL_SUCCESS)
- return(pDb->DispAllErrors(henv, hdbc, cursor));
+ pDb->DispAllErrors(henv, hdbc, hstmt);
+ return(0);
}
// Completed successfully
- return(TRUE);
+ return((UWORD) rowNum);
+
+} // wxTable::GetRowNum()
-} // wxTable::bindCols()
/********** wxTable::CloseCursor() **********/
bool wxTable::CloseCursor(HSTMT cursor)
} // wxTable::CloseCursor()
+
/********** wxTable::CreateTable() **********/
bool wxTable::CreateTable(bool attemptDrop)
{
continue;
// Comma Delimiter
if (needComma)
- strcat(sqlStmt, ",");
+ wxStrcat(sqlStmt, ",");
// Column Name
- strcat(sqlStmt, colDefs[i].ColName);
- strcat(sqlStmt, " ");
+ wxStrcat(sqlStmt, colDefs[i].ColName);
+ wxStrcat(sqlStmt, " ");
// Column Type
switch(colDefs[i].DbDataType)
{
case DB_DATA_TYPE_VARCHAR:
- strcat(sqlStmt, pDb->typeInfVarchar.TypeName); break;
+ wxStrcat(sqlStmt, pDb->typeInfVarchar.TypeName); break;
case DB_DATA_TYPE_INTEGER:
- strcat(sqlStmt, pDb->typeInfInteger.TypeName); break;
+ wxStrcat(sqlStmt, pDb->typeInfInteger.TypeName); break;
case DB_DATA_TYPE_FLOAT:
- strcat(sqlStmt, pDb->typeInfFloat.TypeName); break;
+ wxStrcat(sqlStmt, pDb->typeInfFloat.TypeName); break;
case DB_DATA_TYPE_DATE:
- strcat(sqlStmt, pDb->typeInfDate.TypeName); break;
+ wxStrcat(sqlStmt, pDb->typeInfDate.TypeName); break;
}
// For varchars, append the size of the string
if (colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR)
{
char s[10];
- // strcat(sqlStmt, "(");
- // strcat(sqlStmt, itoa(colDefs[i].SzDataObj, s, 10));
- // strcat(sqlStmt, ")");
+ // wxStrcat(sqlStmt, "(");
+ // wxStrcat(sqlStmt, itoa(colDefs[i].SzDataObj, s, 10));
+ // wxStrcat(sqlStmt, ")");
sprintf(s, "(%d)", colDefs[i].SzDataObj);
- strcat(sqlStmt, s);
+ wxStrcat(sqlStmt, s);
}
-
+
if (pDb->Dbms() == dbmsSYBASE_ASE || pDb->Dbms() == dbmsMY_SQL)
{
if (colDefs[i].KeyField)
{
- strcat(sqlStmt, " NOT NULL");
+ wxStrcat(sqlStmt, " NOT NULL");
}
}
{
if (pDb->Dbms() != dbmsMY_SQL)
{
- strcat(sqlStmt, ",CONSTRAINT ");
- strcat(sqlStmt, tableName);
- strcat(sqlStmt, "_PIDX PRIMARY KEY (");
+ wxStrcat(sqlStmt, ",CONSTRAINT ");
+ wxStrcat(sqlStmt, tableName);
+ wxStrcat(sqlStmt, "_PIDX PRIMARY KEY (");
}
else
{
/* MySQL goes out on this one. We also declare the relevant key NON NULL above */
- strcat(sqlStmt, ", PRIMARY KEY (");
+ wxStrcat(sqlStmt, ", PRIMARY KEY (");
}
// List column name(s) of column(s) comprising the primary key
if (colDefs[i].KeyField)
{
if (j++) // Multi part key, comma separate names
- strcat(sqlStmt, ",");
- strcat(sqlStmt, colDefs[i].ColName);
+ wxStrcat(sqlStmt, ",");
+ wxStrcat(sqlStmt, colDefs[i].ColName);
}
}
- strcat(sqlStmt, ")");
+ wxStrcat(sqlStmt, ")");
}
// Append the closing parentheses for the create table statement
- strcat(sqlStmt, ")");
+ wxStrcat(sqlStmt, ")");
pDb->WriteSqlLog(sqlStmt);
#endif
// Execute the CREATE TABLE statement
- if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt, SQL_NTS) != SQL_SUCCESS)
+ RETCODE retcode = SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt, SQL_NTS);
+ if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
{
pDb->DispAllErrors(henv, hdbc, hstmt);
pDb->RollbackTrans();
} // wxTable::CreateTable()
+
/********** wxTable::DropTable() **********/
bool wxTable::DropTable()
{
return(TRUE);
} // wxTable::DropTable()
+
/********** wxTable::CreateIndex() **********/
-bool wxTable::CreateIndex(char * idxName, bool unique, int noIdxCols, CidxDef *pIdxDefs, bool attemptDrop)
+bool wxTable::CreateIndex(const char * idxName, bool unique, int noIdxCols, CidxDef *pIdxDefs, bool attemptDrop)
{
char sqlStmt[DB_MAX_STATEMENT_LEN];
return (FALSE);
// Build a CREATE INDEX statement
- strcpy(sqlStmt, "CREATE ");
+ wxStrcpy(sqlStmt, "CREATE ");
if (unique)
- strcat(sqlStmt, "UNIQUE ");
+ wxStrcat(sqlStmt, "UNIQUE ");
- strcat(sqlStmt, "INDEX ");
- strcat(sqlStmt, idxName);
- strcat(sqlStmt, " ON ");
- strcat(sqlStmt, tableName);
- strcat(sqlStmt, " (");
+ wxStrcat(sqlStmt, "INDEX ");
+ wxStrcat(sqlStmt, idxName);
+ wxStrcat(sqlStmt, " ON ");
+ wxStrcat(sqlStmt, tableName);
+ wxStrcat(sqlStmt, " (");
// Append list of columns making up index
int i;
for (i = 0; i < noIdxCols; i++)
{
- strcat(sqlStmt, pIdxDefs[i].ColName);
+ wxStrcat(sqlStmt, pIdxDefs[i].ColName);
/* Postgres doesn't cope with ASC */
if (pDb->Dbms() != dbmsPOSTGRES)
{
if (pIdxDefs[i].Ascending)
- strcat(sqlStmt, " ASC");
+ wxStrcat(sqlStmt, " ASC");
else
- strcat(sqlStmt, " DESC");
+ wxStrcat(sqlStmt, " DESC");
}
if ((i + 1) < noIdxCols)
- strcat(sqlStmt, ",");
+ wxStrcat(sqlStmt, ",");
}
// Append closing parentheses
- strcat(sqlStmt, ")");
+ wxStrcat(sqlStmt, ")");
pDb->WriteSqlLog(sqlStmt);
} // wxTable::CreateIndex()
+
/********** wxTable::DropIndex() **********/
-bool wxTable::DropIndex(char * idxName)
+bool wxTable::DropIndex(const char * idxName)
{
// NOTE: This function returns TRUE if the Index does not exist, but
// only for identified databases. Code will need to be added
return(TRUE);
} // wxTable::DropIndex()
+
/********** wxTable::Insert() **********/
int wxTable::Insert(void)
{
} // wxTable::Insert()
-/********** wxTable::Update(pSqlStmt) **********/
-bool wxTable::Update(char *pSqlStmt)
-{
- assert(!queryOnly);
- if (queryOnly)
- return(FALSE);
-
- pDb->WriteSqlLog(pSqlStmt);
-
- return(execUpdate(pSqlStmt));
-
-} // wxTable::Update(pSqlStmt)
/********** wxTable::Update() **********/
bool wxTable::Update(void)
} // wxTable::Update()
+
+/********** wxTable::Update(pSqlStmt) **********/
+bool wxTable::Update(const char *pSqlStmt)
+{
+ assert(!queryOnly);
+ if (queryOnly)
+ return(FALSE);
+
+ pDb->WriteSqlLog(pSqlStmt);
+
+ return(execUpdate(pSqlStmt));
+
+} // wxTable::Update(pSqlStmt)
+
+
/********** wxTable::UpdateWhere() **********/
-bool wxTable::UpdateWhere(char *pWhereClause)
+bool wxTable::UpdateWhere(const char *pWhereClause)
{
assert(!queryOnly);
if (queryOnly)
} // wxTable::UpdateWhere()
+
/********** wxTable::Delete() **********/
bool wxTable::Delete(void)
{
} // wxTable::Delete()
+
/********** wxTable::DeleteWhere() **********/
-bool wxTable::DeleteWhere(char *pWhereClause)
+bool wxTable::DeleteWhere(const char *pWhereClause)
{
assert(!queryOnly);
if (queryOnly)
} // wxTable::DeleteWhere()
+
/********** wxTable::DeleteMatching() **********/
bool wxTable::DeleteMatching(void)
{
} // wxTable::DeleteMatching()
-/********** wxTable::execDelete() **********/
-bool wxTable::execDelete(char *pSqlStmt)
-{
- // Execute the DELETE statement
- if (SQLExecDirect(hstmtDelete, (UCHAR FAR *) pSqlStmt, SQL_NTS) != SQL_SUCCESS)
- return(pDb->DispAllErrors(henv, hdbc, hstmtDelete));
-
- // Record deleted successfully
- return(TRUE);
-
-} // wxTable::execDelete()
-
-/********** wxTable::execUpdate() **********/
-bool wxTable::execUpdate(char *pSqlStmt)
-{
- // Execute the UPDATE statement
- if (SQLExecDirect(hstmtUpdate, (UCHAR FAR *) pSqlStmt, SQL_NTS) != SQL_SUCCESS)
- return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate));
-
- // Record deleted successfully
- return(TRUE);
-
-} // wxTable::execUpdate()
/********** wxTable::GetUpdateStmt() **********/
-void wxTable::GetUpdateStmt(char *pSqlStmt, int typeOfUpd, char *pWhereClause)
+void wxTable::GetUpdateStmt(char *pSqlStmt, int typeOfUpd, const char *pWhereClause)
{
assert(!queryOnly);
if (queryOnly)
if (colDefs[i].Updateable)
{
if (! firstColumn)
- strcat(pSqlStmt, ",");
+ wxStrcat(pSqlStmt, ",");
else
firstColumn = FALSE;
- strcat(pSqlStmt, colDefs[i].ColName);
- strcat(pSqlStmt, " = ?");
+ wxStrcat(pSqlStmt, colDefs[i].ColName);
+ wxStrcat(pSqlStmt, " = ?");
}
}
// Append the WHERE clause to the SQL UPDATE statement
- strcat(pSqlStmt, " WHERE ");
+ wxStrcat(pSqlStmt, " WHERE ");
switch(typeOfUpd)
{
case DB_UPD_KEYFIELDS:
// based on the key fields.
if (SQLGetData(hstmt, noCols+1, SQL_C_CHAR, (UCHAR*) rowid, ROWID_LEN, &cb) == SQL_SUCCESS)
{
- strcat(pSqlStmt, "ROWID = '");
- strcat(pSqlStmt, rowid);
- strcat(pSqlStmt, "'");
+ wxStrcat(pSqlStmt, "ROWID = '");
+ wxStrcat(pSqlStmt, rowid);
+ wxStrcat(pSqlStmt, "'");
break;
}
}
// Unable to delete by ROWID, so build a WHERE
// clause based on the keyfields.
GetWhereClause(whereClause, DB_WHERE_KEYFIELDS);
- strcat(pSqlStmt, whereClause);
+ wxStrcat(pSqlStmt, whereClause);
break;
case DB_UPD_WHERE:
- strcat(pSqlStmt, pWhereClause);
+ wxStrcat(pSqlStmt, pWhereClause);
break;
}
-
} // GetUpdateStmt()
+
/********** wxTable::GetDeleteStmt() **********/
-void wxTable::GetDeleteStmt(char *pSqlStmt, int typeOfDel, char *pWhereClause)
+void wxTable::GetDeleteStmt(char *pSqlStmt, int typeOfDel, const char *pWhereClause)
{
assert(!queryOnly);
if (queryOnly)
// Handle the case of DeleteWhere() and the where clause is blank. It should
// delete all records from the database in this case.
- if (typeOfDel == DB_DEL_WHERE && (pWhereClause == 0 || strlen(pWhereClause) == 0))
+ if (typeOfDel == DB_DEL_WHERE && (pWhereClause == 0 || wxStrlen(pWhereClause) == 0))
{
sprintf(pSqlStmt, "DELETE FROM %s", tableName);
return;
// based on the key fields.
if (SQLGetData(hstmt, noCols+1, SQL_C_CHAR, (UCHAR*) rowid, ROWID_LEN, &cb) == SQL_SUCCESS)
{
- strcat(pSqlStmt, "ROWID = '");
- strcat(pSqlStmt, rowid);
- strcat(pSqlStmt, "'");
+ wxStrcat(pSqlStmt, "ROWID = '");
+ wxStrcat(pSqlStmt, rowid);
+ wxStrcat(pSqlStmt, "'");
break;
}
}
// Unable to delete by ROWID, so build a WHERE
// clause based on the keyfields.
GetWhereClause(whereClause, DB_WHERE_KEYFIELDS);
- strcat(pSqlStmt, whereClause);
+ wxStrcat(pSqlStmt, whereClause);
break;
case DB_DEL_WHERE:
- strcat(pSqlStmt, pWhereClause);
+ wxStrcat(pSqlStmt, pWhereClause);
break;
case DB_DEL_MATCHING:
GetWhereClause(whereClause, DB_WHERE_MATCHING);
- strcat(pSqlStmt, whereClause);
+ wxStrcat(pSqlStmt, whereClause);
break;
}
} // GetDeleteStmt()
+
/********** wxTable::GetWhereClause() **********/
+void wxTable::GetWhereClause(char *pWhereClause, int typeOfWhere, const char *qualTableName)
/*
* Note: GetWhereClause() currently ignores timestamp columns.
* They are not included as part of the where clause.
*/
-
-void wxTable::GetWhereClause(char *pWhereClause, int typeOfWhere, char *qualTableName)
{
bool moreThanOneColumn = FALSE;
char colValue[255];
continue;
// If there is more than 1 column, join them with the keyword "AND"
if (moreThanOneColumn)
- strcat(pWhereClause, " AND ");
+ wxStrcat(pWhereClause, " AND ");
else
moreThanOneColumn = TRUE;
// Concatenate where phrase for the column
- if (qualTableName && strlen(qualTableName))
+ if (qualTableName && wxStrlen(qualTableName))
{
- strcat(pWhereClause, qualTableName);
- strcat(pWhereClause, ".");
+ wxStrcat(pWhereClause, qualTableName);
+ wxStrcat(pWhereClause, ".");
}
- strcat(pWhereClause, colDefs[i].ColName);
- strcat(pWhereClause, " = ");
+ wxStrcat(pWhereClause, colDefs[i].ColName);
+ wxStrcat(pWhereClause, " = ");
switch(colDefs[i].SqlCtype)
{
case SQL_C_CHAR:
sprintf(colValue, "%.6f", *((SDOUBLE *) colDefs[i].PtrDataObj));
break;
}
- strcat(pWhereClause, colValue);
+ wxStrcat(pWhereClause, colValue);
}
}
-
} // wxTable::GetWhereClause()
+
/********** wxTable::IsColNull() **********/
bool wxTable::IsColNull(int colNo)
{
default:
return(TRUE);
}
-
} // wxTable::IsColNull()
+
/********** wxTable::CanSelectForUpdate() **********/
bool wxTable::CanSelectForUpdate(void)
{
} // wxTable::CanSelectForUpdate()
+
/********** wxTable::CanUpdByROWID() **********/
bool wxTable::CanUpdByROWID(void)
{
-
-//NOTE: Returning FALSE for now until this can be debugged,
-// as the ROWID is not getting updated correctly
+/*
+ * NOTE: Returning FALSE for now until this can be debugged,
+ * as the ROWID is not getting updated correctly
+ */
return FALSE;
if (pDb->Dbms() == dbmsORACLE)
} // wxTable::CanUpdByROWID()
+
/********** wxTable::IsCursorClosedOnCommit() **********/
bool wxTable::IsCursorClosedOnCommit(void)
{
} // wxTable::IsCursorClosedOnCommit()
+
/********** wxTable::ClearMemberVars() **********/
void wxTable::ClearMemberVars(void)
{
} // wxTable::ClearMemberVars()
+
/********** wxTable::SetQueryTimeout() **********/
bool wxTable::SetQueryTimeout(UDWORD nSeconds)
{
} // wxTable::SetQueryTimeout()
+
/********** wxTable::SetColDefs() **********/
-void wxTable::SetColDefs (int index, char *fieldName, int dataType, void *pData,
+void wxTable::SetColDefs (int index, const char *fieldName, int dataType, void *pData,
int cType, int size, bool keyField, bool upd,
bool insAllow, bool derivedCol)
{
if (!colDefs) // May happen if the database connection fails
return;
- if (strlen(fieldName) > (unsigned int) DB_MAX_COLUMN_NAME_LEN)
+ if (wxStrlen(fieldName) > (unsigned int) DB_MAX_COLUMN_NAME_LEN)
{
- strncpy (colDefs[index].ColName, fieldName, DB_MAX_COLUMN_NAME_LEN);
+ wxStrncpy (colDefs[index].ColName, fieldName, DB_MAX_COLUMN_NAME_LEN);
colDefs[index].ColName[DB_MAX_COLUMN_NAME_LEN] = 0;
}
else
- strcpy(colDefs[index].ColName, fieldName);
+ wxStrcpy(colDefs[index].ColName, fieldName);
colDefs[index].DbDataType = dataType;
colDefs[index].PtrDataObj = pData;
} // wxTable::SetColDefs()
+
+/********** wxTable::SetColDef() **********/
+// BJO20000121 : changed prototype in order to return proper pointer on wxColDataPtr's array
+//bool wxTable::SetColDefs(wxColInf *pColInfs, ULONG numCols, wxColDataPtr *pColDataPtrs)
+wxColDataPtr* wxTable::SetColDefs (wxColInf *pColInfs, ULONG numCols)
+{
+ assert(pColInfs);
+ wxColDataPtr *pColDataPtrs;
+
+ if (pColInfs)
+ {
+ ULONG index;
+
+
+ pColDataPtrs = new wxColDataPtr[numCols+1];
+
+ for (index = 0; index < numCols; index++)
+ {
+/*
+ wxString title,msg;
+ title.sprintf("Catalog: %s, Schema: %s, Table name: %s",pColInfs[index].catalog,pColInfs[index].schema,pColInfs[index].tableName);
+ msg.sprintf("Column name: %s\nData type: %04d\nType name: %s\nColumn size: %d\nBuffer len: %d\nDecimals:%d\nRadix: %d\nNullable: %d\nRemarks: %s",
+ pColInfs[index].colName,pColInfs[index].sqlDataType,pColInfs[index].typeName,pColInfs[index].columnSize,pColInfs[index].bufferLength,pColInfs[index].decimalDigits,pColInfs[index].numPrecRadix,pColInfs[index].nullable,pColInfs[index].remarks);
+ msg += " \nDB_DATA_TYPE: ";
+ switch(pColInfs[index].dbDataType)
+ {
+ case DB_DATA_TYPE_VARCHAR:
+ msg += pDb->typeInfVarchar.TypeName; break;
+ case DB_DATA_TYPE_INTEGER:
+ msg += pDb->typeInfInteger.TypeName; break;
+ case DB_DATA_TYPE_FLOAT:
+ msg += pDb->typeInfFloat.TypeName; break;
+ case DB_DATA_TYPE_DATE:
+ msg += pDb->typeInfDate.TypeName; break;
+ }
+ wxMessageBox(msg.GetData(),title.GetData());
+*/
+ // Process the fields
+ switch (pColInfs[index].dbDataType)
+ {
+ case DB_DATA_TYPE_VARCHAR:
+ {
+ pColDataPtrs[index].PtrDataObj = new char[pColInfs[index].bufferLength+1];
+ pColDataPtrs[index].SzDataObj = pColInfs[index].bufferLength;
+ pColDataPtrs[index].SqlCtype = SQL_C_CHAR;
+ break;
+ }
+ case DB_DATA_TYPE_INTEGER:
+ {
+ // Can be long or short
+ if (pColInfs[index].bufferLength == sizeof(long))
+ {
+ pColDataPtrs[index].PtrDataObj = new long;
+ pColDataPtrs[index].SzDataObj = sizeof(long);
+ pColDataPtrs[index].SqlCtype = SQL_C_SLONG;
+ }
+ else
+ {
+ pColDataPtrs[index].PtrDataObj = new short;
+ pColDataPtrs[index].SzDataObj = sizeof(short);
+ pColDataPtrs[index].SqlCtype = SQL_C_SSHORT;
+ }
+ break;
+ }
+ case DB_DATA_TYPE_FLOAT:
+ {
+ // Can be float or double
+ if (pColInfs[index].bufferLength == sizeof(float))
+ {
+ pColDataPtrs[index].PtrDataObj = new float;
+ pColDataPtrs[index].SzDataObj = sizeof(float);
+ pColDataPtrs[index].SqlCtype = SQL_C_FLOAT;
+ }
+ else
+ {
+ pColDataPtrs[index].PtrDataObj = new double;
+ pColDataPtrs[index].SzDataObj = sizeof(double);
+ pColDataPtrs[index].SqlCtype = SQL_C_DOUBLE;
+ }
+ break;
+ }
+ case DB_DATA_TYPE_DATE:
+ {
+ pColDataPtrs[index].PtrDataObj = new TIMESTAMP_STRUCT;
+ pColDataPtrs[index].SzDataObj = sizeof(TIMESTAMP_STRUCT);
+ pColDataPtrs[index].SqlCtype = SQL_C_TIMESTAMP;
+ break;
+ }
+ }
+
+ SetColDefs (index,pColInfs[index].colName,pColInfs[index].dbDataType, pColDataPtrs[index].PtrDataObj, pColDataPtrs[index].SqlCtype, pColDataPtrs[index].SzDataObj);
+ }
+ }
+ return (pColDataPtrs);
+} // wxTable::SetColDef()
+
+
/********** wxTable::SetCursor() **********/
void wxTable::SetCursor(HSTMT *hstmtActivate)
{
} // wxTable::SetCursor()
-/********** wxTable::Count() **********/
-ULONG wxTable::Count(void)
+
+/********** wxTable::Count(const char *) **********/
+ULONG wxTable::Count(const char *args)
{
ULONG l;
char sqlStmt[DB_MAX_STATEMENT_LEN];
SDWORD cb;
// Build a "SELECT COUNT(*) FROM queryTableName [WHERE whereClause]" SQL Statement
- strcpy(sqlStmt, "SELECT COUNT(*) FROM ");
- strcat(sqlStmt, queryTableName);
+ wxStrcpy(sqlStmt, "SELECT COUNT(");
+ wxStrcat(sqlStmt, args);
+ wxStrcat(sqlStmt, ") FROM ");
+ wxStrcat(sqlStmt, queryTableName);
- if (from && strlen(from))
- strcat(sqlStmt, from);
+ if (from && wxStrlen(from))
+ wxStrcat(sqlStmt, from);
// Add the where clause if one is provided
- if (where && strlen(where))
+ if (where && wxStrlen(where))
{
- strcat(sqlStmt, " WHERE ");
- strcat(sqlStmt, where);
+ wxStrcat(sqlStmt, " WHERE ");
+ wxStrcat(sqlStmt, where);
}
pDb->WriteSqlLog(sqlStmt);
} // wxTable::Count()
+
/********** wxTable::Refresh() **********/
bool wxTable::Refresh(void)
{
// Build a where clause to refetch the record with. Try and use the
// ROWID if it's available, ow use the key fields.
char whereClause[DB_MAX_WHERE_CLAUSE_LEN+1];
- strcpy(whereClause, "");
+ wxStrcpy(whereClause, "");
if (CanUpdByROWID())
{
SDWORD cb;
// based on the key fields.
if (SQLGetData(hstmt, noCols+1, SQL_C_CHAR, (UCHAR*) rowid, ROWID_LEN, &cb) == SQL_SUCCESS)
{
- strcat(whereClause, queryTableName);
- strcat(whereClause, ".ROWID = '");
- strcat(whereClause, rowid);
- strcat(whereClause, "'");
+ wxStrcat(whereClause, queryTableName);
+ wxStrcat(whereClause, ".ROWID = '");
+ wxStrcat(whereClause, rowid);
+ wxStrcat(whereClause, "'");
}
}
// If unable to use the ROWID, build a where clause from the keyfields
- if (strlen(whereClause) == 0)
+ if (wxStrlen(whereClause) == 0)
GetWhereClause(whereClause, DB_WHERE_KEYFIELDS, queryTableName);
// Requery the record
} // wxTable::Refresh()
-/********** wxTable::SetNull(UINT colNo) **********/
+
+/********** wxTable::SetNull(int colNo) **********/
bool wxTable::SetNull(int colNo)
{
if (colNo < noCols)
else
return(FALSE);
-} // wxTable::SetNull(UINT colNo)
+} // wxTable::SetNull(int colNo)
+
/********** wxTable::SetNull(char *colName) **********/
-bool wxTable::SetNull(char *colName)
+bool wxTable::SetNull(const char *colName)
{
int i;
for (i = 0; i < noCols; i++)
} // wxTable::SetNull(char *colName)
+
/********** wxTable::NewCursor() **********/
HSTMT *wxTable::NewCursor(bool setCursor, bool bindColumns)
{
return(newHSTMT);
-} // wxTable::NewCursor()
+} // wxTable::NewCursor()
+
/********** wxTable::DeleteCursor() **********/
bool wxTable::DeleteCursor(HSTMT *hstmtDel)
projects / wxWidgets.git / blobdiff