SQLITE_NOTICE(283): recovered 2 frames from WAL file /fossil/sqlite.fossil-wal

SQLite: Changes On Branch xbestindex-fix
/ Changes On Branch xbestindex-fix
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Changes In Branch xbestindex-fix Excluding Merge-Ins

This is equivalent to a diff from 5f2a262d3f to fd7cd06093

2016-03-05
21:07
Change the way SQLite invokes the xBestIndex method of virtual tables so that N-way joins involving virtual tables work as expected. (check-in: 195444380b user: dan tags: trunk)
20:28
Adjust the cost estimates for RTREE such that the expected number of rows and expected cost is halved for each additional constraint. (Closed-Leaf check-in: fd7cd06093 user: drh tags: xbestindex-fix)
17:29
Change the way SQLite invokes the xBestIndex method of virtual tables so that N-way joins involving virtual tables work as expected. (check-in: ffc65968ed user: dan tags: xbestindex-fix)
15:35
Remove the unused journal.c source file (its function have been subsumed into memjournal.c). Refactor some of the names in memjournal.c. No functional changes. (check-in: 5f2a262d3f user: drh tags: trunk)
15:03
Work around (incorrect) ASAN warnings in memjournal.c. (check-in: 4de09777da user: drh tags: trunk)

Changes to ext/rtree/rtree.c.

Changes to src/test_bestindex.c.

Changes to src/where.c.

Added test/bestindex2.test.