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Don't count NULL values in cardinalty for MyISAM tables.

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Free row buffer cache after each query for MyISAM tables.
Added table join option FORCE INDEX
Fixed core dump bug when connecting with hostname that could not be resolved.
This commit is contained in:
monty@mashka.mysql.fi
2003-01-09 02:19:14 +02:00
parent 23c13c4539
commit 3c08da957e
17 changed files with 207 additions and 52 deletions
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include/my_base.h
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@ -263,6 +263,7 @@ enum ha_base_keytype {
#define MBR_EQUAL 8192
#define MBR_DATA 16384
#define SEARCH_NULL_ARE_EQUAL 32768 /* NULL in keys are equal */
#define SEARCH_NULL_ARE_NOT_EQUAL 65536 /* NULL in keys are not equal */
/* bits in opt_flag */
#define QUICK_USED 1