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Diffstat (limited to '')
| -rw-r--r-- | sql/sql_derived.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sql/sql_derived.h b/sql/sql_derived.h new file mode 100644 index 00000000..6100b4b4 --- /dev/null +++ b/sql/sql_derived.h @@ -0,0 +1,33 @@ +/* Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */ + +#ifndef SQL_DERIVED_INCLUDED +#define SQL_DERIVED_INCLUDED + +struct TABLE_LIST; +class THD; +struct LEX; + +bool mysql_handle_derived(LEX *lex, uint phases); +bool mysql_handle_single_derived(LEX *lex, TABLE_LIST *derived, uint phases); + +Item *transform_condition_or_part(THD *thd, + Item *cond, + Item_transformer transformer, + uchar *arg); + +bool pushdown_cond_for_derived(THD *thd, Item *cond, TABLE_LIST *derived); + +#endif /* SQL_DERIVED_INCLUDED */ |