Commit Graph

8 Commits

Author SHA1 Message Date
dan
5a0b8b124b Add a test to double-check that [1cbe7a0883] did not affect anything.
FossilOrigin-Name: c6b512a724aebcd084aad2a80d020b95773b3012
2014-06-03 11:32:38 +00:00
dan
5da73e1a09 Fix a problem in calculating the costs of "OR" scans.
FossilOrigin-Name: 9bbca48b42e4fe16f2188e18dc736da30a96435c
2014-04-30 18:11:55 +00:00
dan
75525cbe24 Update a couple of test cases to account for the fact that this branch prefers an index scan and partial sort over a full-table scan and full external sort.
FossilOrigin-Name: 9b975bf33cd8fc28c64183a9642bf9fb436a4746
2014-04-30 14:53:21 +00:00
dan
264d2b97a9 Test that the default values used when sqlite_stat1 data is not available are calculated correctly. Fixes for the same.
FossilOrigin-Name: e2d42f909de85a0586389f2dc0e654f7af2e351a
2014-04-29 19:01:57 +00:00
dan
09e1df6c00 Ignore likelihood() values on indexed IPK lookups.
FossilOrigin-Name: 5bb7757a7b32a74482d3e93e9c9eea02273fe981
2014-04-29 16:10:22 +00:00
dan
7de2a1faf6 Do not reduce the number of rows scanned at all for "IS NOT NULL" constraints. Fix a bug in calculating the number of rows visited by scans of partial indicies.
FossilOrigin-Name: a8ae93f0cffa116df0ba34d46a53f49d42dace41
2014-04-28 20:11:20 +00:00
dan
440e6ff3b0 Fix an error in estimating of the number of rows visited by a range scan.
FossilOrigin-Name: d491de62fce69d93e89f65f7713972f7c2c451f7
2014-04-28 08:49:54 +00:00
dan
2dd3cdcfab Fix an sqlite3_stmt_status() problem caused by recent changs on this branch.
FossilOrigin-Name: dee204092421a239f9f60ab83c3a5b3e24d1baea
2014-04-26 20:21:14 +00:00