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3 check-ins going from 310dac342e7b1f9b to e4d1970ef17b2330
|21:39||Fix a segfault that could occur when optimizing a NOT NULL constraint against an IPK column of a sub-query. (check-in: e4d1970e user: dan tags: trunk)|
|20:39||Attempt to optimize "x IS NULL" and "x IS NOT NULL" expressions when x is a column with a NOT NULL constraint. This addresses the performance issue described by forum post a5fc33cf9d8f4ff5. (check-in: de9c86c9 user: dan tags: trunk)|
|15:20||Minor simplification in resolve.c. (check-in: 310dac34 user: dan tags: trunk)|