Current File : //usr/include/mysql/server/private/event_db_repository.h
#ifndef _EVENT_DB_REPOSITORY_H_
#define _EVENT_DB_REPOSITORY_H_
/* Copyright (c) 2006, 2011, Oracle and/or its affiliates.
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 02110-1335 USA
*/
/**
@addtogroup Event_Scheduler
@{
@file event_db_repository.h
Data Dictionary related operations of Event Scheduler.
This is a private header file of Events module. Please do not include it
directly. All public declarations of Events module should be stored in
events.h and event_data_objects.h.
*/
enum enum_events_table_field
{
ET_FIELD_DB = 0,
ET_FIELD_NAME,
ET_FIELD_BODY,
ET_FIELD_DEFINER,
ET_FIELD_EXECUTE_AT,
ET_FIELD_INTERVAL_EXPR,
ET_FIELD_TRANSIENT_INTERVAL,
ET_FIELD_CREATED,
ET_FIELD_MODIFIED,
ET_FIELD_LAST_EXECUTED,
ET_FIELD_STARTS,
ET_FIELD_ENDS,
ET_FIELD_STATUS,
ET_FIELD_ON_COMPLETION,
ET_FIELD_SQL_MODE,
ET_FIELD_COMMENT,
ET_FIELD_ORIGINATOR,
ET_FIELD_TIME_ZONE,
ET_FIELD_CHARACTER_SET_CLIENT,
ET_FIELD_COLLATION_CONNECTION,
ET_FIELD_DB_COLLATION,
ET_FIELD_BODY_UTF8,
ET_FIELD_COUNT /* a cool trick to count the number of fields :) */
};
int
events_table_index_read_for_db(THD *thd, TABLE *schema_table,
TABLE *event_table);
int
events_table_scan_all(THD *thd, TABLE *schema_table, TABLE *event_table);
class Event_basic;
class Event_parse_data;
class Event_db_repository
{
public:
Event_db_repository() = default;
bool
create_event(THD *thd, Event_parse_data *parse_data,
bool *event_already_exists);
bool
update_event(THD *thd, Event_parse_data *parse_data, LEX_CSTRING *new_dbname,
LEX_CSTRING *new_name);
bool
drop_event(THD *thd, const LEX_CSTRING *db, const LEX_CSTRING *name,
bool drop_if_exists);
void
drop_schema_events(THD *thd, const LEX_CSTRING *schema);
bool
find_named_event(const LEX_CSTRING *db, const LEX_CSTRING *name,
TABLE *table);
bool
load_named_event(THD *thd, const LEX_CSTRING *dbname,
const LEX_CSTRING *name,
Event_basic *et);
static bool
open_event_table(THD *thd, enum thr_lock_type lock_type, TABLE **table);
bool
fill_schema_events(THD *thd, TABLE_LIST *tables, const char *db);
bool
update_timing_fields_for_event(THD *thd,
const LEX_CSTRING *event_db_name,
const LEX_CSTRING *event_name,
my_time_t last_executed,
ulonglong status);
public:
static bool
check_system_tables(THD *thd);
private:
bool
index_read_for_db_for_i_s(THD *thd, TABLE *schema_table, TABLE *event_table,
const char *db);
bool
table_scan_all_for_i_s(THD *thd, TABLE *schema_table, TABLE *event_table);
private:
/* Prevent use of these */
Event_db_repository(const Event_db_repository &);
void operator=(Event_db_repository &);
};
/**
@} (End of group Event_Scheduler)
*/
#endif /* _EVENT_DB_REPOSITORY_H_ */
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