Comment changes in vdbeapi.c (CVS 2465)
FossilOrigin-Name: ab7805fb2fb29abc1311e23a93ba03883db7b30e
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@ -1,5 +1,5 @@
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C Fix\smemory\sleaks\sin\sTcl\suser\sfunction\sinterface.\s(CVS\s2464)
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D 2005-05-20T09:40:56
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C Comment\schanges\sin\svdbeapi.c\s(CVS\s2465)
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D 2005-05-20T19:36:01
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F Makefile.in 5c00d0037104de2a50ac7647a5f12769795957a3
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F Makefile.linux-gcc 06be33b2a9ad4f005a5f42b22c4a19dab3cbb5c7
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F README 9c4e2d6706bdcc3efdd773ce752a8cdab4f90028
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@ -78,7 +78,7 @@ F src/vacuum.c 84a3bebac2c79a1463b98ba35fb9fb6aa2374250
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F src/vdbe.c d2574042c44baf6b1016c61e8072dec529ac748a
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F src/vdbe.h 75e466d84d362b0c4498978a9d6b1e6bd32ecf3b
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F src/vdbeInt.h 4afaae2f4adcab54ad2a40dabb2e689fba7b1561
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F src/vdbeapi.c 87f363c9c6a32a403d22dda6d594d3548775a0d5
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F src/vdbeapi.c c66b88fce58f72eee44ec8c348a2561e031d2417
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F src/vdbeaux.c 77dc2e0f8e846269c51342134f3c9720f51707e6
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F src/vdbemem.c 4e853ce3151eaf7906150da85a1b3ce1fe5e8da8
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F src/where.c f02baff03e2a9ed7bdc36b363b8e4024a94de919
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@ -279,7 +279,7 @@ F www/tclsqlite.tcl 425be741b8ae664f55cb1ef2371aab0a75109cf9
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F www/vdbe.tcl 87a31ace769f20d3627a64fa1fade7fed47b90d0
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F www/version3.tcl a99cf5f6d8bd4d5537584a2b342f0fb9fa601d8b
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F www/whentouse.tcl 528299b8316726dbcc5548e9aa0648c8b1bd055b
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P 79a41674be2c0a1990598428d8b1e9d09d3ea389
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R a8f1519668cd9c3de5ed434d7977bd68
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U danielk1977
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Z 26879986c13011337ad31b75ea04a7a9
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P f5d9a8061a6d650f207669b121243abb8dd28be2
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R e99cd950c0217d760e240a513f735555
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U drh
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Z a74284c22e055fdde82da0a235079120
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@ -1 +1 @@
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f5d9a8061a6d650f207669b121243abb8dd28be2
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ab7805fb2fb29abc1311e23a93ba03883db7b30e
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@ -383,8 +383,18 @@ int sqlite3_column_type(sqlite3_stmt *pStmt, int i){
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/*
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** Convert the N-th element of pStmt->pColName[] into a string using
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** xFunc() then return that string. If N is out of range, return 0.
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** If useType is 1, then use the second set of N elements (the datatype
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** names) instead of the first set.
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**
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** There are up to 5 names for each column. useType determines which
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** name is returned. Here are the names:
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**
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** 0 The column name as it should be displayed for output
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** 1 The datatype name for the column
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** 2 The name of the database that the column derives from
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** 3 The name of the table that the column derives from
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** 4 The name of the table column that the result column derives from
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**
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** If the result is not a simple column reference (if it is an expression
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** or a constant) then useTypes 2, 3, and 4 return NULL.
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*/
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static const void *columnName(
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sqlite3_stmt *pStmt,
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@ -398,9 +408,7 @@ static const void *columnName(
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if( p==0 || N>=n || N<0 ){
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return 0;
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}
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if( useType ){
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N += n;
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}
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N += useType*n;
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return xFunc(&p->aColName[N]);
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}
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@ -412,33 +420,72 @@ static const void *columnName(
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const char *sqlite3_column_name(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text, 0);
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}
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#ifndef SQLITE_OMIT_UTF16
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const void *sqlite3_column_name16(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, 0);
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}
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#endif
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/*
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** Return the column declaration type (if applicable) of the 'i'th column
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** of the result set of SQL statement pStmt, encoded as UTF-8.
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** of the result set of SQL statement pStmt.
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*/
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const char *sqlite3_column_decltype(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text, 1);
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}
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#ifndef SQLITE_OMIT_UTF16
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/*
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** Return the name of the 'i'th column of the result set of SQL statement
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** pStmt, encoded as UTF-16.
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*/
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const void *sqlite3_column_name16(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, 0);
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}
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/*
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** Return the column declaration type (if applicable) of the 'i'th column
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** of the result set of SQL statement pStmt, encoded as UTF-16.
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*/
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const void *sqlite3_column_decltype16(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, 1);
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}
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#endif /* SQLITE_OMIT_UTF16 */
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#if !defined(SQLITE_OMIT_ORIGIN_NAMES) && 0
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/*
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** Return the name of the database from which a result column derives.
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** NULL is returned if the result column is an expression or constant or
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** anything else which is not an unabiguous reference to a database column.
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*/
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const char *sqlite3_column_database_name(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text, 2);
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}
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#ifndef SQLITE_OMIT_UTF16
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const void *sqlite3_column_database_name16(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, 2);
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}
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#endif /* SQLITE_OMIT_UTF16 */
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/*
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** Return the name of the table from which a result column derives.
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** NULL is returned if the result column is an expression or constant or
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** anything else which is not an unabiguous reference to a database column.
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*/
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const char *sqlite3_column_table_name(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text, 3);
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}
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#ifndef SQLITE_OMIT_UTF16
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const void *sqlite3_column_table_name16(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, 3);
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}
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#endif /* SQLITE_OMIT_UTF16 */
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/*
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** Return the name of the table column from which a result column derives.
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** NULL is returned if the result column is an expression or constant or
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** anything else which is not an unabiguous reference to a database column.
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*/
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const char *sqlite3_column_origin_name(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text, 4);
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}
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#ifndef SQLITE_OMIT_UTF16
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const void *sqlite3_column_origin_name16(sqlite3_stmt *pStmt, int N){
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return columnName(pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, 4);
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}
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#endif /* SQLITE_OMIT_UTF16 */
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#endif /* SQLITE_OMIT_ORIGIN_NAMES */
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/******************************* sqlite3_bind_ ***************************
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**
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** Routines used to attach values to wildcards in a compiled SQL statement.
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