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ha_innodb.h:

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Put the flag HA_NOT_READ_PREFIX_LAST back to index_flags: seems to fix also the LIKE ... DESC bug


sql/ha_innodb.h:
  Put the flag HA_NOT_READ_PREFIX_LAST back to index_flags: seems to fix also the LIKE ... DESC bug
This commit is contained in:
unknown 2002-09-26 21:21:44 +03:00
parent a703057a92
commit f78951aa3c
1 changed files with 1 additions and 5 deletions
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6
sql/ha_innodb.h
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@ -81,10 +81,6 @@ class ha_innobase: public handler
HA_NO_WRITE_DELAYED | HA_NO_WRITE_DELAYED |
HA_PRIMARY_KEY_IN_READ_INDEX | HA_PRIMARY_KEY_IN_READ_INDEX |
HA_DROP_BEFORE_CREATE | HA_DROP_BEFORE_CREATE |
/* We should also list HA_NOT_READ_PREFIX_LAST
here but it currently seems to break ORDER BY;
until release 4.0.5 some LIKE 'abc%' ... DESC
queries will not work correctly */
HA_NO_PREFIX_CHAR_KEYS | HA_NO_PREFIX_CHAR_KEYS |
HA_TABLE_SCAN_ON_INDEX), HA_TABLE_SCAN_ON_INDEX),
last_dup_key((uint) -1), last_dup_key((uint) -1),
@ -100,7 +96,7 @@ class ha_innobase: public handler
ulong index_flags(uint idx) const 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); HA_KEY_READ_ONLY | HA_NOT_READ_PREFIX_LAST);
} }
uint max_record_length() const { return HA_MAX_REC_LENGTH; } uint max_record_length() const { return HA_MAX_REC_LENGTH; }
uint max_keys() const { return MAX_KEY; } uint max_keys() const { return MAX_KEY; }