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Overview
| Comment: | Fix memory leak in where.c. (CVS 3271) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
3d10e8f36113a189aa19ecd99007cd0a |
| User & Date: | danielk1977 2006-06-19 04:49:35 |
Context
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2006-06-19
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| 05:33 | Respect default collation sequences assigned to virtual table columns. (CVS 3272) check-in: d9b205ac user: danielk1977 tags: trunk | |
| 04:49 | Fix memory leak in where.c. (CVS 3271) check-in: 3d10e8f3 user: danielk1977 tags: trunk | |
| 03:05 | Add tests to ensure an INSERT/UPDATE/DELETE immediately after virtual table construction does not fail. (CVS 3270) check-in: 144d0eb1 user: danielk1977 tags: trunk | |
Changes
Changes to src/where.c.
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** This module contains C code that generates VDBE code used to process ** the WHERE clause of SQL statements. This module is reponsible for ** generating the code that loops through a table looking for applicable ** rows. Indices are selected and used to speed the search when doing ** so is applicable. Because this module is responsible for selecting ** indices, you might also think of this module as the "query optimizer". ** ** $Id: where.c,v 1.218 2006/06/14 22:07:11 drh Exp $ */ #include "sqliteInt.h" /* ** The number of bits in a Bitmask. "BMS" means "BitMask Size". */ #define BMS (sizeof(Bitmask)*8) ................................................................................ /* Allocate and initialize the WhereInfo structure that will become the ** return value. */ pWInfo = sqliteMalloc( sizeof(WhereInfo) + pTabList->nSrc*sizeof(WhereLevel)); if( sqlite3MallocFailed() ){ goto whereBeginNoMem; } pWInfo->pParse = pParse; pWInfo->pTabList = pTabList; pWInfo->iBreak = sqlite3VdbeMakeLabel(v); /* Special case: a WHERE clause that is constant. Evaluate the ** expression and either jump over all of the code or fall thru. */ |
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** This module contains C code that generates VDBE code used to process ** the WHERE clause of SQL statements. This module is reponsible for ** generating the code that loops through a table looking for applicable ** rows. Indices are selected and used to speed the search when doing ** so is applicable. Because this module is responsible for selecting ** indices, you might also think of this module as the "query optimizer". ** ** $Id: where.c,v 1.219 2006/06/19 04:49:35 danielk1977 Exp $ */ #include "sqliteInt.h" /* ** The number of bits in a Bitmask. "BMS" means "BitMask Size". */ #define BMS (sizeof(Bitmask)*8) ................................................................................ /* Allocate and initialize the WhereInfo structure that will become the ** return value. */ pWInfo = sqliteMalloc( sizeof(WhereInfo) + pTabList->nSrc*sizeof(WhereLevel)); if( sqlite3MallocFailed() ){ goto whereBeginNoMem; } pWInfo->nLevel = pTabList->nSrc; pWInfo->pParse = pParse; pWInfo->pTabList = pTabList; pWInfo->iBreak = sqlite3VdbeMakeLabel(v); /* Special case: a WHERE clause that is constant. Evaluate the ** expression and either jump over all of the code or fall thru. */ |
Changes to test/vtab5.test.
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# May you do good and not evil. # May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #*********************************************************************** # This file implements regression tests for SQLite library. # # $Id: vtab5.test,v 1.1 2006/06/19 03:05:10 danielk1977 Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl ifcapable !vtab { finish_test return ................................................................................ INSERT INTO treal VALUES('a', 'b', 'c'); CREATE VIRTUAL TABLE techo USING echo(treal); } } {} do_test vtab5.1.2 { execsql { SELECT * FROM treal; } } {a b c} do_test vtab5.1.3 { db close sqlite3 db test.db register_echo_module [sqlite3_connection_pointer db] execsql { INSERT INTO techo VALUES('c', 'd', 'e'); SELECT * FROM techo; |
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# May you do good and not evil. # May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #*********************************************************************** # This file implements regression tests for SQLite library. # # $Id: vtab5.test,v 1.2 2006/06/19 04:49:35 danielk1977 Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl ifcapable !vtab { finish_test return ................................................................................ INSERT INTO treal VALUES('a', 'b', 'c'); CREATE VIRTUAL TABLE techo USING echo(treal); } } {} do_test vtab5.1.2 { execsql { SELECT * FROM techo; } } {a b c} do_test vtab5.1.3 { db close sqlite3 db test.db register_echo_module [sqlite3_connection_pointer db] execsql { INSERT INTO techo VALUES('c', 'd', 'e'); SELECT * FROM techo; |