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Fixed bug with UPDATE/DELETE on UNIQUE key which could be NULL

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Docs/manual.texi:
  Updated replication section
mysql-test/r/null_key.result:
  Added test UPDATE/DELETE with IS NULL on unique key
mysql-test/t/null_key.test:
  Added test UPDATE/DELETE with IS NULL on unique key
mysys/Makefile.am:
  Removed -f from $CP as this is not portable
  Fixed rule for testhash
sql/field.cc:
  Safety fix
sql/opt_range.cc:
  Fixed bug with UPDATE/DELETE on UNIQUE key which could be NULL
sql/opt_range.h:
  Fixed bug with UPDATE/DELETE on UNIQUE key which could be NULL
This commit is contained in:
unknown
2001-04-10 11:32:28 +03:00
parent c7105d8008
commit 92de72694b
7 changed files with 135 additions and 15 deletions
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sql/opt_range.h
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@ -30,6 +30,7 @@
#define NEAR_MAX 8
#define UNIQUE_RANGE 16
#define EQ_RANGE 32
#define NULL_RANGE 64
typedef struct st_key_part {
uint16 key,part,part_length;