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Made keyread (key scanning) a key specific attribute.

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This avoids using fulltext keys for table scanning.
This also reverts Sinisa's original fix for this problem.


Docs/manual.texi:
  Update of SQL_JOIN_MAX_SIZE information3602
client/mysqldump.c:
  comment cleanup
include/my_aes.h:
  General cleanup for new file
include/rijndael.h:
  General cleanup for new file
include/sha1.h:
  General cleanup for new file
mysys/my_aes.c:
  General cleanup for new file
mysys/rijndael.c:
  General cleanup for new file
mysys/sha1.c:
  General cleanup for new file
sql/ha_berkeley.h:
  Made keyread (key scanning) a key specific attribute.
sql/ha_innodb.cc:
  Merge with 3.23.x
sql/ha_innodb.h:
  Made keyread (key scanning) a key specific attribute.
sql/ha_isam.cc:
  Moved things to table_flags()
sql/ha_isam.h:
  Made keyread (key scanning) a key specific attribute.
sql/ha_myisam.cc:
  Made keyread (key scanning) a key specific attribute.
sql/ha_myisam.h:
  Made keyread (key scanning) a key specific attribute.
sql/ha_myisammrg.h:
  Made keyread (key scanning) a key specific attribute.
sql/handler.h:
  Made keyread (key scanning) a key specific attribute.
sql/item_strfunc.cc:
  Cleanup of AES_xxx code
sql/opt_range.cc:
  Made keyread (key scanning) a key specific attribute.
sql/sql_base.cc:
  Made keyread (key scanning) a key specific attribute.
sql/sql_cache.cc:
  Removed compiler warning
sql/sql_select.cc:
  Removed wrong patch to fulltext problem
sql/table.cc:
  Made keyread (key scanning) a key specific attribute.
sql/table.h:
  Made keyread (key scanning) a key specific attribute.
This commit is contained in:
unknown
2002-06-19 00:22:30 +03:00
parent 9424f80f19
commit 518787c299
24 changed files with 1007 additions and 1120 deletions
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4
sql/handler.h
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@ -48,7 +48,6 @@
#define HA_TABLE_SCAN_ON_INDEX 4 /* No separate data/index file */
#define HA_REC_NOT_IN_SEQ 8 /* ha_info don't return recnumber;
It returns a position to ha_r_rnd */
#define HA_HAVE_KEY_READ_ONLY 16 /* Can read only keys (no record) */
#define HA_NO_INDEX 32 /* No index needed for next/prev */
#define HA_KEY_READ_WRONG_STR 64 /* keyread returns converted strings */
#define HA_NULL_KEY 128 /* One can have keys with NULL */
@ -83,6 +82,7 @@
#define HA_READ_ORDER 8 /* Read through record-keys in order */
#define HA_ONLY_WHOLE_INDEX 16 /* Can't use part key searches */
#define HA_NOT_READ_PREFIX_LAST 32
#define HA_KEY_READ_ONLY 64 /* Support HA_EXTRA_KEYREAD */
/*
Parameters for open() (in register form->filestat)
@ -321,7 +321,7 @@ public:
virtual ulong table_flags(void) const =0;
virtual ulong index_flags(uint idx) const
{
return (HA_READ_NEXT | HA_READ_PREV | HA_READ_ORDER);
return (HA_READ_NEXT | HA_READ_PREV | HA_READ_ORDER | HA_KEY_READ_ONLY);
}
virtual uint max_record_length() const =0;
virtual uint max_keys() const =0;