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authormonty@donna.mysql.fi <>2001-03-10 17:05:10 +0200
committermonty@donna.mysql.fi <>2001-03-10 17:05:10 +0200
commitc1402e2d5c606bfb5e35542ff92ba8e53cb797ab (patch)
treecc1b41b3c722e4793c0fc03a04d720d88cfa332d /sql/opt_sum.cc
parent267c8760cb33208e2c1d772340c2aaf234806c45 (diff)
downloadmariadb-git-c1402e2d5c606bfb5e35542ff92ba8e53cb797ab.tar.gz
Fixed bug in MAX() optimizing for BDB tables
Diffstat (limited to 'sql/opt_sum.cc')
-rw-r--r--sql/opt_sum.cc5
1 files changed, 5 insertions, 0 deletions
diff --git a/sql/opt_sum.cc b/sql/opt_sum.cc
index d56bf68db62..df49d52d54a 100644
--- a/sql/opt_sum.cc
+++ b/sql/opt_sum.cc
@@ -141,6 +141,11 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
break;
}
TABLE *table=((Item_field*) expr)->field->table;
+ if ((table->file->option_flag() & HA_NOT_READ_AFTER_KEY))
+ {
+ const_result=0;
+ break;
+ }
bool error=table->file->index_init((uint) ref.key);
if (!ref.key_length)