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Many files:

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New feature: preload indexes into key cache.
mi_preload.c:
  new file
Many files:
  Added preload statement.
This commit is contained in:
igor@rurik.mysql.com
2003-06-12 04:29:02 -07:00
parent 7009100cde
commit f547f2769f
23 changed files with 395 additions and 9 deletions
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23
sql/sql_table.cc
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@ -1331,6 +1331,7 @@ static int mysql_admin_table(THD* thd, TABLE_LIST* tables,
goto err;
continue;
}
table->table->pos_in_table_list= table;
if ((table->table->db_stat & HA_READ_ONLY) && open_for_modify)
{
char buff[FN_REFLEN + MYSQL_ERRMSG_SIZE];
@ -1486,6 +1487,28 @@ int mysql_optimize_table(THD* thd, TABLE_LIST* tables, HA_CHECK_OPT* check_opt)
}
/*
Preload specified indexes for a table into key cache
SYNOPSIS
mysql_preload_keys()
thd Thread object
tables Table list (one table only)
RETURN VALUES
0 ok
-1 error
*/
int mysql_preload_keys(THD* thd, TABLE_LIST* tables)
{
DBUG_ENTER("mysql_preload_keys");
DBUG_RETURN(mysql_admin_table(thd, tables, 0,
"preload_keys", TL_READ, 0, 0, 0,
&handler::preload_keys));
}
/*
Create a table identical to the specified table