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support for HA_READ_PREFIX_LAST_OR_PREV in headres

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full support for HA_READ_PREFIX_LAST_OR_PREV in MyISAM
protected by #if NOT_IMPLEMENTED_YET in opt_range.cc as not all table handlers support it
This commit is contained in:
serg@serg.mysql.com
2002-10-25 14:09:47 +00:00
parent 0ca3212a8c
commit d552ba7d8a
6 changed files with 35 additions and 18 deletions
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sql/sql_handler.cc
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@ -88,7 +88,7 @@ int mysql_ha_close(THD *thd, TABLE_LIST *tables, bool dont_send_ok)
}
static enum enum_ha_read_modes rkey_to_rnext[]=
{ RNEXT, RNEXT, RPREV, RNEXT, RPREV, RNEXT, RPREV };
{ RNEXT, RNEXT, RPREV, RNEXT, RPREV, RNEXT, RPREV, RPREV };
int mysql_ha_read(THD *thd, TABLE_LIST *tables,