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/* Copyright (c) 2005, 2010, Oracle and/or its affiliates.
Copyright (c) 2012, 2016, MariaDB
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_SHOW_H
#define SQL_SHOW_H
#include "sql_list.h" /* List */
#include "handler.h" /* enum_schema_tables */
#include "table.h" /* enum_schema_table_state */
#include "my_apc.h"
/* Forward declarations */
class JOIN;
class String;
class THD;
class sp_name;
struct TABLE_LIST;
typedef class st_select_lex SELECT_LEX;
struct LEX;
typedef struct st_mysql_show_var SHOW_VAR;
typedef struct st_schema_table ST_SCHEMA_TABLE;
struct TABLE;
typedef struct system_status_var STATUS_VAR;
/* Used by handlers to store things in schema tables */
#define IS_FILES_FILE_ID 0
#define IS_FILES_FILE_NAME 1
#define IS_FILES_FILE_TYPE 2
#define IS_FILES_TABLESPACE_NAME 3
#define IS_FILES_TABLE_CATALOG 4
#define IS_FILES_TABLE_SCHEMA 5
#define IS_FILES_TABLE_NAME 6
#define IS_FILES_LOGFILE_GROUP_NAME 7
#define IS_FILES_LOGFILE_GROUP_NUMBER 8
#define IS_FILES_ENGINE 9
#define IS_FILES_FULLTEXT_KEYS 10
#define IS_FILES_DELETED_ROWS 11
#define IS_FILES_UPDATE_COUNT 12
#define IS_FILES_FREE_EXTENTS 13
#define IS_FILES_TOTAL_EXTENTS 14
#define IS_FILES_EXTENT_SIZE 15
#define IS_FILES_INITIAL_SIZE 16
#define IS_FILES_MAXIMUM_SIZE 17
#define IS_FILES_AUTOEXTEND_SIZE 18
#define IS_FILES_CREATION_TIME 19
#define IS_FILES_LAST_UPDATE_TIME 20
#define IS_FILES_LAST_ACCESS_TIME 21
#define IS_FILES_RECOVER_TIME 22
#define IS_FILES_TRANSACTION_COUNTER 23
#define IS_FILES_VERSION 24
#define IS_FILES_ROW_FORMAT 25
#define IS_FILES_TABLE_ROWS 26
#define IS_FILES_AVG_ROW_LENGTH 27
#define IS_FILES_DATA_LENGTH 28
#define IS_FILES_MAX_DATA_LENGTH 29
#define IS_FILES_INDEX_LENGTH 30
#define IS_FILES_DATA_FREE 31
#define IS_FILES_CREATE_TIME 32
#define IS_FILES_UPDATE_TIME 33
#define IS_FILES_CHECK_TIME 34
#define IS_FILES_CHECKSUM 35
#define IS_FILES_STATUS 36
#define IS_FILES_EXTRA 37
typedef enum { WITHOUT_DB_NAME, WITH_DB_NAME } enum_with_db_name;
int show_create_table(THD *thd, TABLE_LIST *table_list, String *packet,
HA_CREATE_INFO *create_info_arg,
enum_with_db_name with_db_name);
int copy_event_to_schema_table(THD *thd, TABLE *sch_table, TABLE *event_table);
bool append_identifier(THD *thd, String *packet, const char *name,
uint length);
void mysqld_list_fields(THD *thd,TABLE_LIST *table, const char *wild);
int mysqld_dump_create_info(THD *thd, TABLE_LIST *table_list, int fd);
bool mysqld_show_create(THD *thd, TABLE_LIST *table_list);
bool mysqld_show_create_db(THD *thd, LEX_STRING *db_name,
LEX_STRING *orig_db_name,
HA_CREATE_INFO *create);
void mysqld_list_processes(THD *thd,const char *user,bool verbose);
int mysqld_show_status(THD *thd);
int mysqld_show_variables(THD *thd,const char *wild);
bool mysqld_show_storage_engines(THD *thd);
bool mysqld_show_authors(THD *thd);
bool mysqld_show_contributors(THD *thd);
bool mysqld_show_privileges(THD *thd);
char *make_backup_log_name(char *buff, const char *name, const char* log_ext);
void calc_sum_of_all_status(STATUS_VAR *to);
void append_definer(THD *thd, String *buffer, const LEX_STRING *definer_user,
const LEX_STRING *definer_host);
int add_status_vars(SHOW_VAR *list);
void remove_status_vars(SHOW_VAR *list);
void init_status_vars();
void free_status_vars();
void reset_status_vars();
bool show_create_trigger(THD *thd, const sp_name *trg_name);
void view_store_options(THD *thd, TABLE_LIST *table, String *buff);
void view_store_options4(THD *thd, TABLE_LIST *table, String *buff,
bool check_inherit);
void init_fill_schema_files_row(TABLE* table);
bool schema_table_store_record(THD *thd, TABLE *table);
void initialize_information_schema_acl();
int del_global_index_stat(THD *thd, TABLE* tab, KEY* key_info);
int del_global_table_stat(THD *thd, LEX_STRING *db, LEX_STRING *table);
ST_SCHEMA_TABLE *find_schema_table(THD *thd, const char* table_name);
ST_SCHEMA_TABLE *get_schema_table(enum enum_schema_tables schema_table_idx);
int make_schema_select(THD *thd, SELECT_LEX *sel,
enum enum_schema_tables schema_table_idx);
int mysql_schema_table(THD *thd, LEX *lex, TABLE_LIST *table_list);
bool get_schema_tables_result(JOIN *join,
enum enum_schema_table_state executed_place);
enum enum_schema_tables get_schema_table_idx(ST_SCHEMA_TABLE *schema_table);
/* These functions were under INNODB_COMPATIBILITY_HOOKS */
int get_quote_char_for_identifier(THD *thd, const char *name, uint length);
THD *find_thread_by_id(longlong id, bool query_id= false);
class select_result_explain_buffer;
/*
SHOW EXPLAIN request object.
*/
class Show_explain_request : public Apc_target::Apc_call
{
public:
THD *target_thd; /* thd that we're running SHOW EXPLAIN for */
THD *request_thd; /* thd that run SHOW EXPLAIN command */
/* If true, there was some error when producing EXPLAIN output. */
bool failed_to_produce;
/* SHOW EXPLAIN will be stored here */
select_result_explain_buffer *explain_buf;
/* Query that we've got SHOW EXPLAIN for */
String query_str;
/* Overloaded virtual function */
void call_in_target_thread();
};
/* Handle the ignored database directories list for SHOW/I_S. */
bool ignore_db_dirs_init();
void ignore_db_dirs_free();
void ignore_db_dirs_reset();
bool ignore_db_dirs_process_additions();
bool push_ignored_db_dir(char *path);
extern char *opt_ignore_db_dirs;
#endif /* SQL_SHOW_H */
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