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| author | Sergey Petrunya <psergey@askmonty.org> | 2012-03-12 18:20:30 +0400 |
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| committer | Sergey Petrunya <psergey@askmonty.org> | 2012-03-12 18:20:30 +0400 |
| commit | 4ac230e557a2939af6bf33273141ba6f11d3f7e2 (patch) | |
| tree | 9978796faf2d62759da8622f31b9b45ee20b7fb2 /sql/item_subselect.cc | |
| parent | f92cfdb8a9ff7f8287239c39ce4735789a23e3df (diff) | |
| download | mariadb-git-4ac230e557a2939af6bf33273141ba6f11d3f7e2.tar.gz | |
Better comments
Diffstat (limited to 'sql/item_subselect.cc')
| -rw-r--r-- | sql/item_subselect.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sql/item_subselect.cc b/sql/item_subselect.cc index b40467eb21c..a97393fa94c 100644 --- a/sql/item_subselect.cc +++ b/sql/item_subselect.cc @@ -2377,7 +2377,8 @@ Item_in_subselect::select_in_like_transformer(JOIN *join) object, but we can't know it here, but here we need address correct reference on left expresion. - //psergey: he means degenerate cases like "... IN (SELECT 1)" + note: we won't need Item_in_optimizer when handling degenerate cases + like "... IN (SELECT 1)" */ if (!optimizer) { |