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|Comment:||Prevent infinite recursion of in the query planner for some pathological test cases by disabling OR-clause processing upon first recursion.|
|Downloads:||Tarball | ZIP archive | SQL archive|
|Timelines:||family | ancestors | descendants | both | or-opt|
|Files:||files | file ages | folders|
|User & Date:||drh 2011-10-07 14:40:59|
|16:08||More test cases for the OR optimization. check-in: 4997d8b8 user: drh tags: or-opt|
|14:40||Prevent infinite recursion of in the query planner for some pathological test cases by disabling OR-clause processing upon first recursion. check-in: 9fca05ea user: drh tags: or-opt|
|13:33||Begin an effort to enhance the query planner to do a better job with OR terms in the WHERE clause. This change allows ANDs outside of the OR to be factored into the OR terms if that is helpful in finding better indices. check-in: 876bd21a user: drh tags: or-opt|
Changes to src/sqliteInt.h.
Changes to src/where.c.