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Overview
| Comment: | Make sure the ANALYZE command allocates enough VDBE registers. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | sqlite_stat4 |
| Files: | files | file ages | folders |
| SHA1: |
46fec9b1a1c4616df5a634dbf9235bd1 |
| User & Date: | drh 2013-08-15 16:15:00 |
Context
|
2013-08-15
| ||
| 16:18 | Change some assert() statements in vdbe.c to ensure that a memory cell used to store a VdbeCursor object is not also used for some other purpose. check-in: 71070c9f user: dan tags: sqlite_stat4 | |
| 16:15 | Make sure the ANALYZE command allocates enough VDBE registers. check-in: 46fec9b1 user: drh tags: sqlite_stat4 | |
| 14:39 | Add tests for sqlite_stat4 sample selection. And a fix for the same. check-in: 1fb4d9d6 user: dan tags: sqlite_stat4 | |
Changes
Changes to src/analyze.c.
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int regChng = iMem++; /* Index of changed index field */
int regTemp = iMem++; /* Temporary use register */
int regTabname = iMem++; /* Register containing table name */
int regIdxname = iMem++; /* Register containing index name */
int regStat1 = iMem++; /* Value for the stat column of sqlite_stat1 */
int regPrev = iMem; /* MUST BE LAST (see below) */
pParse->nMem = MAX(pParse->nMem, regChng);
v = sqlite3GetVdbe(pParse);
if( v==0 || NEVER(pTab==0) ){
return;
}
if( pTab->tnum==0 ){
/* Do not gather statistics on views or virtual tables */
return;
|
| |
780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 |
int regChng = iMem++; /* Index of changed index field */
int regTemp = iMem++; /* Temporary use register */
int regTabname = iMem++; /* Register containing table name */
int regIdxname = iMem++; /* Register containing index name */
int regStat1 = iMem++; /* Value for the stat column of sqlite_stat1 */
int regPrev = iMem; /* MUST BE LAST (see below) */
pParse->nMem = MAX(pParse->nMem, iMem);
v = sqlite3GetVdbe(pParse);
if( v==0 || NEVER(pTab==0) ){
return;
}
if( pTab->tnum==0 ){
/* Do not gather statistics on views or virtual tables */
return;
|