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| author | Sergei Golubchik <serg@mariadb.org> | 2015-10-12 00:37:58 +0200 |
|---|---|---|
| committer | Sergei Golubchik <serg@mariadb.org> | 2015-10-12 00:37:58 +0200 |
| commit | dfb74dea300f83880c11600dc726a9cae559f356 (patch) | |
| tree | 76da0d6e23f188bc13520bf80496e9053f227d9a /sql/item_subselect.h | |
| parent | b785857d00a0fd9c98cb52823357bfad8fb18289 (diff) | |
| parent | e7cb032e560e14865941ecdcb553cd3aba856b68 (diff) | |
| download | mariadb-git-dfb74dea300f83880c11600dc726a9cae559f356.tar.gz | |
Merge branch '10.0' into 10.1
Diffstat (limited to 'sql/item_subselect.h')
| -rw-r--r-- | sql/item_subselect.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sql/item_subselect.h b/sql/item_subselect.h index 27d06d715b5..670d0a66639 100644 --- a/sql/item_subselect.h +++ b/sql/item_subselect.h @@ -481,6 +481,12 @@ protected: Item **having_item); public: Item *left_expr; + /* + Important for PS/SP: left_expr_orig is the item that left_expr originally + pointed at. That item is allocated on the statement arena, while + left_expr could later be changed to something on the execution arena. + */ + Item *left_expr_orig; /* Priority of this predicate in the convert-to-semi-join-nest process. */ int sj_convert_priority; /* |