make JOIN::prepare, JOIN::optimize only once for EXPLAIN of derived table
(BUG#2120 sfter merge) mysql-test/r/derived.result: correct results of derived tble EXPLAIN test of "Using Index" with derived tables mysql-test/t/derived.test: test of "Using Index" with derived tables sql/mysql_priv.h: way to force derived table save JOIN after execution sql/sql_derived.cc: way to force derived table save JOIN after execution sql/sql_lex.h: way to force derived table save JOIN after execution sql/sql_select.cc: make JOIN::prepare, JOIN::optimize only once for EXPLAIN of derived table
Showing
Please register or sign in to comment