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mariadb/sql/sql_table.h
Vasil Dimov d5787a3c59 Fix Bug#57739 Scary messages in error log 
Silence a warning about old table name when InnoDB tests whether the
format has changed using a nonexistent table name.

Reviewed by:	bar@mysql.com, marko.makela@oracle.com
2010-11-22 16:08:51 +02:00

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/* Copyright 2006-2008 MySQL AB, 2008-2009 Sun Microsystems, Inc.
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_TABLE_INCLUDED
#define SQL_TABLE_INCLUDED
#include "my_global.h" /* my_bool */
#include "my_sys.h" // pthread_mutex_t
class Alter_info;
class Create_field;
struct TABLE_LIST;
class THD;
struct TABLE;
struct handlerton;
typedef struct st_ha_check_opt HA_CHECK_OPT;
typedef struct st_ha_create_information HA_CREATE_INFO;
typedef struct st_key KEY;
typedef struct st_key_cache KEY_CACHE;
typedef struct st_lock_param_type ALTER_PARTITION_PARAM_TYPE;
typedef struct st_mysql_lex_string LEX_STRING;
typedef struct st_order ORDER;
class Alter_table_change_level;
enum ddl_log_entry_code
{
/*
DDL_LOG_EXECUTE_CODE:
This is a code that indicates that this is a log entry to
be executed, from this entry a linked list of log entries
can be found and executed.
DDL_LOG_ENTRY_CODE:
An entry to be executed in a linked list from an execute log
entry.
DDL_IGNORE_LOG_ENTRY_CODE:
An entry that is to be ignored
*/
DDL_LOG_EXECUTE_CODE = 'e',
DDL_LOG_ENTRY_CODE = 'l',
DDL_IGNORE_LOG_ENTRY_CODE = 'i'
};
enum ddl_log_action_code
{
/*
The type of action that a DDL_LOG_ENTRY_CODE entry is to
perform.
DDL_LOG_DELETE_ACTION:
Delete an entity
DDL_LOG_RENAME_ACTION:
Rename an entity
DDL_LOG_REPLACE_ACTION:
Rename an entity after removing the previous entry with the
new name, that is replace this entry.
*/
DDL_LOG_DELETE_ACTION = 'd',
DDL_LOG_RENAME_ACTION = 'r',
DDL_LOG_REPLACE_ACTION = 's'
};
typedef struct st_ddl_log_entry
{
const char *name;
const char *from_name;
const char *handler_name;
uint next_entry;
uint entry_pos;
enum ddl_log_entry_code entry_type;
enum ddl_log_action_code action_type;
/*
Most actions have only one phase. REPLACE does however have two
phases. The first phase removes the file with the new name if
there was one there before and the second phase renames the
old name to the new name.
*/
char phase;
} DDL_LOG_ENTRY;
typedef struct st_ddl_log_memory_entry
{
uint entry_pos;
struct st_ddl_log_memory_entry *next_log_entry;
struct st_ddl_log_memory_entry *prev_log_entry;
struct st_ddl_log_memory_entry *next_active_log_entry;
} DDL_LOG_MEMORY_ENTRY;
enum enum_explain_filename_mode
{
EXPLAIN_ALL_VERBOSE= 0,
EXPLAIN_PARTITIONS_VERBOSE,
EXPLAIN_PARTITIONS_AS_COMMENT
};
/* depends on errmsg.txt Database `db`, Table `t` ... */
#define EXPLAIN_FILENAME_MAX_EXTRA_LENGTH 63
#define MYSQL50_TABLE_NAME_PREFIX "#mysql50#"
#define MYSQL50_TABLE_NAME_PREFIX_LENGTH 9
#define WFRM_WRITE_SHADOW 1
#define WFRM_INSTALL_SHADOW 2
#define WFRM_PACK_FRM 4
#define WFRM_KEEP_SHARE 8
/* Flags for conversion functions. */
#define FN_FROM_IS_TMP (1 << 0)
#define FN_TO_IS_TMP (1 << 1)
#define FN_IS_TMP (FN_FROM_IS_TMP | FN_TO_IS_TMP)
#define NO_FRM_RENAME (1 << 2)
#define FRM_ONLY (1 << 3)
uint filename_to_tablename(const char *from, char *to, uint to_length
#ifndef DBUG_OFF
, bool stay_quiet = false
#endif /* DBUG_OFF */
);
uint tablename_to_filename(const char *from, char *to, uint to_length);
uint check_n_cut_mysql50_prefix(const char *from, char *to, uint to_length);
bool check_mysql50_prefix(const char *name);
uint build_table_filename(char *buff, size_t bufflen, const char *db,
const char *table, const char *ext, uint flags);
uint build_table_shadow_filename(char *buff, size_t bufflen,
ALTER_PARTITION_PARAM_TYPE *lpt);
bool mysql_create_table(THD *thd, TABLE_LIST *create_table,
HA_CREATE_INFO *create_info,
Alter_info *alter_info);
bool mysql_create_table_no_lock(THD *thd, const char *db,
const char *table_name,
HA_CREATE_INFO *create_info,
Alter_info *alter_info,
bool tmp_table, uint select_field_count,
bool *is_trans);
bool mysql_prepare_alter_table(THD *thd, TABLE *table,
HA_CREATE_INFO *create_info,
Alter_info *alter_info);
bool mysql_trans_prepare_alter_copy_data(THD *thd);
bool mysql_trans_commit_alter_copy_data(THD *thd);
bool mysql_alter_table(THD *thd, char *new_db, char *new_name,
HA_CREATE_INFO *create_info,
TABLE_LIST *table_list,
Alter_info *alter_info,
uint order_num, ORDER *order, bool ignore);
bool mysql_compare_tables(TABLE *table,
Alter_info *alter_info,
HA_CREATE_INFO *create_info,
uint order_num,
Alter_table_change_level *need_copy_table,
KEY **key_info_buffer,
uint **index_drop_buffer, uint *index_drop_count,
uint **index_add_buffer, uint *index_add_count,
uint *candidate_key_count);
bool mysql_recreate_table(THD *thd, TABLE_LIST *table_list);
bool mysql_create_like_table(THD *thd, TABLE_LIST *table,
TABLE_LIST *src_table,
HA_CREATE_INFO *create_info);
bool mysql_rename_table(handlerton *base, const char *old_db,
const char * old_name, const char *new_db,
const char * new_name, uint flags);
bool mysql_backup_table(THD* thd, TABLE_LIST* table_list);
bool mysql_restore_table(THD* thd, TABLE_LIST* table_list);
bool mysql_checksum_table(THD* thd, TABLE_LIST* table_list,
HA_CHECK_OPT* check_opt);
bool mysql_rm_table(THD *thd,TABLE_LIST *tables, my_bool if_exists,
my_bool drop_temporary);
int mysql_rm_table_no_locks(THD *thd, TABLE_LIST *tables, bool if_exists,
bool drop_temporary, bool drop_view,
bool log_query);
bool quick_rm_table(handlerton *base,const char *db,
const char *table_name, uint flags);
void close_cached_table(THD *thd, TABLE *table);
void sp_prepare_create_field(THD *thd, Create_field *sql_field);
int prepare_create_field(Create_field *sql_field,
uint *blob_columns,
int *timestamps, int *timestamps_with_niladic,
longlong table_flags);
CHARSET_INFO* get_sql_field_charset(Create_field *sql_field,
HA_CREATE_INFO *create_info);
bool mysql_write_frm(ALTER_PARTITION_PARAM_TYPE *lpt, uint flags);
int write_bin_log(THD *thd, bool clear_error,
char const *query, ulong query_length,
bool is_trans= FALSE);
bool write_ddl_log_entry(DDL_LOG_ENTRY *ddl_log_entry,
DDL_LOG_MEMORY_ENTRY **active_entry);
bool write_execute_ddl_log_entry(uint first_entry,
bool complete,
DDL_LOG_MEMORY_ENTRY **active_entry);
bool deactivate_ddl_log_entry(uint entry_no);
void release_ddl_log_memory_entry(DDL_LOG_MEMORY_ENTRY *log_entry);
bool sync_ddl_log();
void release_ddl_log();
void execute_ddl_log_recovery();
bool execute_ddl_log_entry(THD *thd, uint first_entry);
bool check_duplicate_warning(THD *thd, char *msg, ulong length);
/*
These prototypes where under INNODB_COMPATIBILITY_HOOKS.
*/
uint explain_filename(THD* thd, const char *from, char *to, uint to_length,
enum_explain_filename_mode explain_mode);
extern MYSQL_PLUGIN_IMPORT const char *primary_key_name;
extern mysql_mutex_t LOCK_gdl;
#endif /* SQL_TABLE_INCLUDED */
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