database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-08-01 03:47:19 +03:00
Code Activity

after review fixes

Browse Source
This commit is contained in:
unknown
2004-03-15 15:38:53 +02:00
parent a1b3a5da1c
commit 4818c2557b
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
sql/sql_select.cc
View File

@ -3267,11 +3267,11 @@ static bool create_ref_for_key(JOIN *join, JOIN_TAB *j, KEYUSE *org_keyuse,
&keyinfo->key_part[i],
(char*) key_buff,maybe_null);
/*
Remmeber if we are going to use REF_OR_NULL
Remeber if we are going to use REF_OR_NULL
But only if field _really_ can be null i.e. we force JT_REF
instead of JT_REF_OR_NULL in case if field can't be null
*/
if (keyuse->optimize & KEY_OPTIMIZE_REF_OR_NULL && maybe_null)
if ((keyuse->optimize & KEY_OPTIMIZE_REF_OR_NULL) && maybe_null)
null_ref_key= key_buff;
key_buff+=keyinfo->key_part[i].store_length;
}