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Don't automaticly generate a new key for a foreign key constraint if there is already a usable key.

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Prefer not automatic keys before automatic keys. If there is two conf


BitKeeper/etc/ignore:
  added *.d
include/my_base.h:
  Added flag for automaticly generated key
mysql-test/r/constraints.result:
  Update tests after bug fix
mysql-test/r/create.result:
  Update tests after bug fix
mysql-test/r/innodb.result:
  Added test of automatic creation of foreign keys
mysql-test/t/innodb.test:
  Added test of automatic creation of foreign keys
mysql-test/t/key_cache.test:
  Portability fixes (64 BIT os)
sql/sql_acl.cc:
  Indentation fixes
sql/sql_class.cc:
  Fix key comparison to handle prefix and optionally key segments in different order.
sql/sql_class.h:
  Added flag for automaticly generated keys
sql/sql_parse.cc:
  Added flag for automaticly generated keys
sql/sql_table.cc:
  Don't automaticly generate a new key for a foreign key constraint if there is already a usable key.
  Prefer not automatic keys before automatic keys. If there is two conflicting automatic keys, prefer the longer one.
sql/sql_yacc.yy:
  Added flag for automaticly generated keys
strings/strings-x86.s:
  Portability fix.
This commit is contained in:
unknown 2004-05-12 00:29:52 +03:00
commit d3fcd8d4c0
14 changed files with 296 additions and 47 deletions
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2
include/my_base.h
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@ -191,7 +191,7 @@ enum ha_base_keytype {
#define HA_UNIQUE_CHECK 256 /* Check the key for uniqueness */
#define HA_SPATIAL 1024 /* For spatial search */
#define HA_NULL_ARE_EQUAL 2048 /* NULL in key are cmp as equal */
#define HA_GENERATED_KEY 8192 /* Automaticly generated key */
/* Automatic bits in key-flag */