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authorunknown <sergefp@mysql.com>2005-02-05 18:16:29 +0300
committerunknown <sergefp@mysql.com>2005-02-05 18:16:29 +0300
commitd52afba56aed1623f971cd74c34c0014a0303ebc (patch)
treed8c699ee07ccc67bdf858d916ac7617588040480 /sql/opt_range.cc
parente33ef0d9ec29e5420ad9824b781fb68258246d84 (diff)
downloadmariadb-git-d52afba56aed1623f971cd74c34c0014a0303ebc.tar.gz
Outer joins cleanup: Remove TABLE::outer_join and use TABLE::maybe_null only (2nd patch after Monty's comments).
sql/mysql_priv.h: Outer joins cleanup: Remove TABLE::outer_join and use TABLE::maybe_null only. sql/opt_range.cc: Outer joins cleanup: Remove TABLE::outer_join and use TABLE::maybe_null only. sql/sql_base.cc: Outer joins cleanup: Remove TABLE::outer_join and use TABLE::maybe_null only. sql/sql_select.cc: Outer joins cleanup: Remove TABLE::outer_join and use TABLE::maybe_null only. sql/table.h: Outer joins cleanup: * Remove TABLE::outer_join and use TABLE::maybe_null only. * Added comments.
Diffstat (limited to 'sql/opt_range.cc')
-rw-r--r--sql/opt_range.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/sql/opt_range.cc b/sql/opt_range.cc
index e5799bfd509..ceb9f97bbbc 100644
--- a/sql/opt_range.cc
+++ b/sql/opt_range.cc
@@ -3611,7 +3611,7 @@ get_mm_leaf(PARAM *param, COND *conf_func, Field *field, KEY_PART *key_part,
if (!value) // IS NULL or IS NOT NULL
{
- if (field->table->outer_join) // Can't use a key on this
+ if (field->table->maybe_null) // Can't use a key on this
DBUG_RETURN(0);
if (!maybe_null) // Not null field
DBUG_RETURN(type == Item_func::ISNULL_FUNC ? &null_element : 0);