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6 check-ins using file src/pcache1.c version 7ca0caf7

2015-06-15
12:58
Improved detection of database corruption in freeSpace(). (check-in: 29bcb568 user: drh tags: trunk)
10:49
Comment typo fix. No code changes. (check-in: 17f185ad user: drh tags: trunk)
2015-06-13
19:05
Added test cases based on Bruce Momjian's talk on SQL NULLs. (Leaf check-in: 68c168b5 user: drh tags: is-distinct-from)
11:48
Add the IS DISTINCT FROM and IS NOT DISTINCT FROM operators. (check-in: 0be44782 user: drh tags: is-distinct-from)
11:19
Omit mutex calls in pcache1 when the mutex is NULL, for a significant performance improvement. (check-in: caf8f574 user: drh tags: trunk)
11:10
Avoid unnecessary mutex usage in pcache1, for a significant speedup. (Closed-Leaf check-in: dcf4fb8d user: drh tags: faster-pcache1-fetch)