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2 check-ins using file src/where.c version 591db2b9

2009-02-24
10:01
Optimize queries of the form "SELECT count(*) FROM <tbl>" by adding a sqlite3BtreeCount() interface to the btree layer. (CVS 6316) (check-in: d4aa6593 user: danielk1977 tags: trunk)
2009-02-23
17:33
Scan an index instead of a table for "SELECT count(*) FROM <tbl>" queries. Because an index is usually smaller than a table on disk, this saves some IO. (CVS 6315) (check-in: 294ba6f7 user: danielk1977 tags: trunk)