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avoid using ndb tables in query cache

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This commit is contained in:
bell@sanja.is.com.ua
2004-05-05 11:22:10 +03:00
parent ee627d2510
commit e9492cca05
5 changed files with 83 additions and 5 deletions
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4
sql/sql_cache.cc
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@ -2614,12 +2614,14 @@ TABLE_COUNTER_TYPE Query_cache::is_cacheable(THD *thd, uint32 query_len,
*/
if (tables_used->table->db_type == DB_TYPE_MRG_ISAM ||
tables_used->table->tmp_table != NO_TMP_TABLE ||
(*tables_type & HA_CACHE_TBL_NOCACHE) ||
(tables_used->db_length == 5 &&
my_strnncoll(table_alias_charset, (uchar*)tables_used->db, 6,
(uchar*)"mysql",6) == 0))
{
DBUG_PRINT("qcache",
("select not cacheable: used MRG_ISAM, temporary or system table(s)"));
("select not cacheable: used MRG_ISAM, temporary, \
system or other non-cacheable table(s)"));
DBUG_RETURN(0);
}
if (tables_used->table->db_type == DB_TYPE_MRG_MYISAM)