diff options
Diffstat (limited to 'sql/item_row.cc')
-rw-r--r-- | sql/item_row.cc | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/sql/item_row.cc b/sql/item_row.cc index 28de03bf049..29b37eb2bc0 100644 --- a/sql/item_row.cc +++ b/sql/item_row.cc @@ -71,7 +71,12 @@ bool Item_row::fix_fields(THD *thd, Item **ref) Item *item= *arg; used_tables_cache |= item->used_tables(); const_item_cache&= item->const_item() && !with_null; - if (const_item_cache) + /* + Some subqueries transformations aren't done in the view_prepare_mode thus + is_null() will fail. So we skip is_null() calculation for CREATE VIEW as + not necessary. + */ + if (const_item_cache && !thd->lex->view_prepare_mode) { if (item->cols() > 1) with_null|= item->null_inside(); |