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Merge changes from the trunk into the threads branch.

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FossilOrigin-Name: 416cb091267de91b9cadee9f7453b8627570b7d3
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drh
2014-05-29 20:24:20 +00:00
parent 79045882c9 b463fef3fd
commit ff14013496
24 changed files with 574 additions and 254 deletions
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2
src/select.c
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@@ -4527,7 +4527,7 @@ static void explainSimpleCount(
Index *pIdx /* Index used to optimize scan, or NULL */
){
if( pParse->explain==2 ){
int bCover = (pIdx!=0 && (HasRowid(pTab) || pIdx->autoIndex!=2));
int bCover = (pIdx!=0 && (HasRowid(pTab) || !IsPrimaryKeyIndex(pIdx)));
char *zEqp = sqlite3MPrintf(pParse->db, "SCAN TABLE %s%s%s",
pTab->zName,
bCover ? " USING COVERING INDEX " : "",