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/*
* sqlofn.h
*
* $Id$
*
* sql opt export functions
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2012 OpenLink Software
*
* This project 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; only version 2 of the License, dated June 1991.
*
* 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 _SQLOFN_H
#define _SQLOFN_H
void sqlo_top_select (sql_comp_t * sc, ST ** tree);
void sqlo_query_spec (sql_comp_t *sc, ptrlong is_distinct, caddr_t * selection,
sql_tree_t * table_exp, data_source_t ** head_ret, state_slot_t *** sel_out_ret);
caddr_t sqlo_top (sql_comp_t * sc, ST ** volatile ptree, float * volatile score_ptr);
void sqlo_calculate_view_scope (query_instance_t *qi, ST **tree, char *view_name);
void sqlo_calculate_subq_view_scope (sql_comp_t *super_sc, ST **tree);
void sqlo_expand_group_by (caddr_t *selection, ST ***p_group_by, ptrlong *p_is_distinct);
int ssl_is_special (state_slot_t * ssl);
extern int sqlo_print_debug_output;
extern query_t *DBG_NAME(sql_compile_1) (DBG_PARAMS const char *string2, client_connection_t * cli,
caddr_t * err, volatile int cr_type, ST *the_parse_tree, char *view_name);
#ifdef MALLOC_DEBUG
#define sql_compile_1(s,c,e,ct,tpt,vn) dbg_sql_compile_1(__FILE__, __LINE__, (s),(c),(e),(ct),(tpt),(vn))
#endif
void t_st_or (ST ** cond, ST * pred);
#endif /* _SQLOFN_H */
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