13.7.5.7 SHOW CREATE EVENT 语句

SHOW CREATE EVENT event_name

该语句显示重新创建给定事件所需的CREATE EVENT语句。它要求对要显示事件的数据库具有EVENT特权。例如(使用相同的事件e_daily定义,然后在第 13.7.5.18 节“ SHOW EVENTS 语句”中更改):

mysql> SHOW CREATE EVENT myschema.e_daily\G
*************************** 1. row ***************************
               Event: e_daily
            sql_mode: ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,
                      NO_ZERO_IN_DATE,NO_ZERO_DATE,
                      ERROR_FOR_DIVISION_BY_ZERO,
                      NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
           time_zone: SYSTEM
        Create Event: CREATE DEFINER=`jon`@`ghidora` EVENT `e_daily`
                        ON SCHEDULE EVERY 1 DAY
                        STARTS CURRENT_TIMESTAMP + INTERVAL 6 HOUR
                        ON COMPLETION NOT PRESERVE
                        ENABLE
                        COMMENT 'Saves total number of sessions then
                                clears the table each day'
                        DO BEGIN
                          INSERT INTO site_activity.totals (time, total)
                            SELECT CURRENT_TIMESTAMP, COUNT(*)
                              FROM site_activity.sessions;
                          DELETE FROM site_activity.sessions;
                        END
character_set_client: utf8
collation_connection: utf8_general_ci
  Database Collation: latin1_swedish_ci

character_set_client是创建事件时character_set_client系统变量的会话值。 collation_connection是创建事件时collation_connection系统变量的会话值。 Database Collation是与事件关联的数据库的整理。

输出反映事件的当前状态(ENABLE),而不是事件创建时的状态。