~drizzle-trunk/drizzle/development

/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-

 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:

 *

 *  Copyright (C) 2008 Sun Microsystems

 *

 *  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

 */

/**

 * @file

 *

 * Contains function declarations that deal with the SHOW commands.  These

 * will eventually go away, but for now we split these definitions out into

 * their own header file for easier maintenance

 */

#ifndef DRIZZLED_SHOW_H

#define DRIZZLED_SHOW_H

#include <vector>

#include "drizzled/sql_list.h"

#include "drizzled/lex_string.h"

#include "drizzled/sql_parse.h"

#include "drizzled/plugin.h"

namespace drizzled

{

/* Forward declarations */

class String;

class JOIN;

class Session;

struct st_ha_create_information;

typedef st_ha_create_information HA_CREATE_INFO;

struct TableList;

namespace plugin

{

  class InfoSchemaTable;

}

class Table;

typedef class Item COND;

extern struct system_status_var global_status_var;

typedef struct st_lookup_field_values

{

  LEX_STRING db_value, table_value;

  bool wild_db_value, wild_table_value;

} LOOKUP_FIELD_VALUES;

bool calc_lookup_values_from_cond(Session *session, COND *cond, TableList *table,

                                  LOOKUP_FIELD_VALUES *lookup_field_vals,

                                  plugin::InfoSchemaTable *schema_table);

bool get_lookup_field_values(Session *session, COND *cond, TableList *tables,

                             LOOKUP_FIELD_VALUES *lookup_field_values,

                             plugin::InfoSchemaTable *schema_table);

int make_db_list(Session *session, std::vector<LEX_STRING*> &files,

                 LOOKUP_FIELD_VALUES *lookup_field_vals, bool *with_i_schema);

drizzle_show_var *getFrontOfStatusVars();

drizzle_show_var *getCommandStatusVars();

int store_create_info(TableList *table_list, String *packet, bool is_if_not_exists);

int get_quote_char_for_identifier();

int wild_case_compare(const CHARSET_INFO * const cs, 

                      const char *str,const char *wildstr);

bool make_schema_select(Session *session,  Select_Lex *sel,

                        const std::string& schema_table_name);

bool mysqld_show_open_tables(Session *session,const char *wild);

void mysqld_list_fields(Session *session,TableList *table, const char *wild);

int mysqld_dump_create_info(Session *session, TableList *table_list, int fd);

bool drizzled_show_create(Session *session, TableList *table_list, bool is_if_not_exists);

bool mysqld_show_create_db(Session *session, char *dbname, bool if_not_exists);

bool mysqld_show_column_types(Session *session);

void calc_sum_of_all_status(struct system_status_var *to);

int add_status_vars(drizzle_show_var *list);

int add_com_status_vars(drizzle_show_var *list);

void remove_status_vars(drizzle_show_var *list);

void init_status_vars();

void free_status_vars();

void reset_status_vars();

} /* namespace drizzled */

#endif /* DRIZZLED_SHOW_H */