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2 commits

Author SHA1 Message Date
Sergei Golubchik
b8153269f1 fix an overly agressive optimization in Item_func_conv_charset 2012-06-17 16:09:16 +02:00
Sergei Golubchik
a247b12fe6 MDEV-316 lp:1009085 Assertion failed: warn_item, file item_cmpfunc.cc, line 3613
make sure that find_date_time_item() is called before agg_arg_charsets_for_comparison().
optimize Item_func_conv_charset to avoid conversion if no string result is needed
2012-06-15 17:22:49 +02:00