/* 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 02110-1301 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);
bool mysql_handle_list_of_derived(LEX *lex, TABLE_LIST *dt_list, uint phases);
bool mysql_derived_reinit(THD *thd, LEX *lex, TABLE_LIST *derived);
/**
Cleans up the SELECT_LEX_UNIT for the derived table (if any).
@param thd Thread handler
@param lex LEX for this thread
@param derived TABLE_LIST for the derived table
@retval false Success
@retval true Failure
*/
bool mysql_derived_cleanup(THD *thd, LEX *lex, TABLE_LIST *derived);
#endif /* SQL_DERIVED_INCLUDED */
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