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authorunknown <kroki/tomash@moonlight.intranet>2006-11-22 14:05:26 +0300
committerunknown <kroki/tomash@moonlight.intranet>2006-11-22 14:05:26 +0300
commit5af294b9aa250f393fea101ba3534b27ab8b9dd7 (patch)
treeaf1ef8c03df539e962e693b2c5fe68d710d40472 /sql/item_sum.cc
parent1031c460de5bd4b1014614e8871393eebd0a51bc (diff)
parent18770d2fe4956e9be33a73cfc790129c19c6305a (diff)
downloadmariadb-git-5af294b9aa250f393fea101ba3534b27ab8b9dd7.tar.gz
Merge moonlight.intranet:/home/tomash/src/mysql_ab/mysql-4.1-bug21635
into moonlight.intranet:/home/tomash/src/mysql_ab/mysql-5.0-bug21635 sql/item_sum.cc: Auto merged tests/mysql_client_test.c: Manual merge.
Diffstat (limited to 'sql/item_sum.cc')
-rw-r--r--sql/item_sum.cc10
1 files changed, 7 insertions, 3 deletions
diff --git a/sql/item_sum.cc b/sql/item_sum.cc
index 77c6e17607f..4cd0d01fce3 100644
--- a/sql/item_sum.cc
+++ b/sql/item_sum.cc
@@ -322,9 +322,13 @@ void Item_sum::make_field(Send_field *tmp_field)
if (args[0]->type() == Item::FIELD_ITEM && keep_field_type())
{
((Item_field*) args[0])->field->make_field(tmp_field);
- tmp_field->db_name=(char*)"";
- tmp_field->org_table_name=tmp_field->table_name=(char*)"";
- tmp_field->org_col_name=tmp_field->col_name=name;
+ /* For expressions only col_name should be non-empty string. */
+ char *empty_string= (char*)"";
+ tmp_field->db_name= empty_string;
+ tmp_field->org_table_name= empty_string;
+ tmp_field->table_name= empty_string;
+ tmp_field->org_col_name= empty_string;
+ tmp_field->col_name= name;
if (maybe_null)
tmp_field->flags&= ~NOT_NULL_FLAG;
}