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| author | drh <drh@noemail.net> | 2014-10-31 14:53:32 +0000 |
|---|---|---|
| committer | drh <drh@noemail.net> | 2014-10-31 14:53:32 +0000 |
| commit | ca3e10ea37c4808fa84063f06b02229801b28cc0 (patch) | |
| tree | 25f7d9b2ab4ff71311882bcee951b6e9ab1cb62f /src/analyze.c | |
| parent | bc2866ca7abc2ad7cbb6878d65cd18e584cff8f5 (diff) | |
| parent | 0fb5daed34ba6f16d761b8ad02b944ec59cf5c03 (diff) | |
| download | sqlite-ca3e10ea37c4808fa84063f06b02229801b28cc0.tar.gz sqlite-ca3e10ea37c4808fa84063f06b02229801b28cc0.zip | |
Merge recent trunk enhancements, and in particular the improvements to
the b-tree balancing logic, into the sessions branch.
FossilOrigin-Name: 28b044a51215a3f64dafb2cf3b6cb7d2029580ef
Diffstat (limited to 'src/analyze.c')
| -rw-r--r-- | src/analyze.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/analyze.c b/src/analyze.c index 7d36f0131..597885237 100644 --- a/src/analyze.c +++ b/src/analyze.c @@ -1599,6 +1599,7 @@ static void initAvgEq(Index *pIdx){ nRow = pIdx->aiRowEst[0]; nDist100 = ((i64)100 * pIdx->aiRowEst[0]) / pIdx->aiRowEst[iCol+1]; } + pIdx->nRowEst0 = nRow; /* Set nSum to the number of distinct (iCol+1) field prefixes that ** occur in the stat4 table for this index. Set sumEq to the sum of @@ -1860,7 +1861,7 @@ int sqlite3AnalysisLoad(sqlite3 *db, int iDb){ /* Load the statistics from the sqlite_stat4 table. */ #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 - if( rc==SQLITE_OK ){ + if( rc==SQLITE_OK && OptimizationEnabled(db, SQLITE_Stat34) ){ int lookasideEnabled = db->lookaside.bEnabled; db->lookaside.bEnabled = 0; rc = loadStat4(db, sInfo.zDatabase); |