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Improvements and simplifications to the equality seek logic. Tests are

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adjusted so that they all pass now.

FossilOrigin-Name: 997ce6c90b454c03cc2ef6934752ee8dd2e520e3
This commit is contained in:
drh
2015-11-05 22:30:54 +00:00
parent 70528d7868
commit b1d607de25
10 changed files with 84 additions and 63 deletions
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4
src/btree.c
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@@ -5041,6 +5041,8 @@ int sqlite3BtreeLast(BtCursor *pCur, int *pRes){
** *pRes>0 The cursor is left pointing at an entry that
** is larger than intKey/pIdxKey.
**
** For index tables, the pIdxKey->eqSeen field is set to 1 if there
** exists an entry in the table that exactly matches pIdxKey.
*/
int sqlite3BtreeMovetoUnpacked(
BtCursor *pCur, /* The cursor to be moved */
@@ -9644,7 +9646,6 @@ int sqlite3BtreeSetVersion(Btree *pBtree, int iVersion){
return rc;
}
#ifdef SQLITE_DEBUG
/*
** Return true if the cursor has a hint specified. This routine is
** only used from within assert() statements
@@ -9652,7 +9653,6 @@ int sqlite3BtreeSetVersion(Btree *pBtree, int iVersion){
int sqlite3BtreeCursorHasHint(BtCursor *pCsr, unsigned int mask){
return (pCsr->hints & mask)!=0;
}
#endif
/*
** Return true if the given Btree is read-only.