mysql存储过程和任务调度器

-- 创建月表和日表的存储过程
delimiter $$

use `devicitydb1`$$

drop procedure if exists `createTable`$$

create definer=`devicityusr01`@`%` procedure `createTable`()
begin
  declare sql_str varchar(20000);
  declare tname varchar(200);
  declare dataStr varchar(2000);
  declare i int;
  
  set i=0;
  while i<=7 do
   -- 创建日表
	  set sql_str=' create table if not exists tableName ( MGMT_INFO_VALUE_ID  VARCHAR(60) NOT NULL,MGMT_ENTITY_ID  VARCHAR(512) DEFAULT NULL,MGMT_INFO_ID  VARCHAR(255) DEFAULT NULL,    FROM_DATE  DATETIME DEFAULT NULL,    THRU_DATE  DATETIME DEFAULT NULL,    ITEM_VALUE0  VARCHAR(255) DEFAULT NULL,    ITEM_VALUE1  VARCHAR(255) DEFAULT NULL,    ITEM_VALUE2  VARCHAR(255) DEFAULT NULL,    ITEM_VALUE3  VARCHAR(255) DEFAULT NULL,    ITEM_VALUE4  VARCHAR(255) DEFAULT NULL,    ITEM_VALUE5  VARCHAR(255) DEFAULT NULL,    ITEM_VALUE6  VARCHAR(255) DEFAULT NULL,    ITEM_VALUE7  VARCHAR(255) DEFAULT NULL,    ITEM_VALUE8  VARCHAR(255) DEFAULT NULL,    ITEM_VALUE9  VARCHAR(255) DEFAULT NULL,    ITEM_DIM0  VARCHAR(255) DEFAULT NULL,    ITEM_DIM1  VARCHAR(255) DEFAULT NULL,    ITEM_DIM2  VARCHAR(255) DEFAULT NULL,    ITEM_DIM3  VARCHAR(255) DEFAULT NULL,    ITEM_DIM4  VARCHAR(255) DEFAULT NULL,    ITEM_DIM5  VARCHAR(255) DEFAULT NULL,    ITEM_DIM6  VARCHAR(255) DEFAULT NULL,    ITEM_DIM7  VARCHAR(255) DEFAULT NULL,    ITEM_DIM8  VARCHAR(255) DEFAULT NULL,    ITEM_DIM9  VARCHAR(255) DEFAULT NULL,    STATUS_ID  VARCHAR(20) DEFAULT NULL,    PERIOD_DATE  DATE DEFAULT NULL,    PERIOD_TIME  DATE DEFAULT NULL,    MEDIATION_OBJECT_ID  VARCHAR(20) DEFAULT NULL,    MEDIATION_DATE  DATETIME DEFAULT NULL,    EVENT_LEVEL  VARCHAR(10) DEFAULT NULL,    INFO_COUNT  DECIMAL(19,2) DEFAULT NULL,    MEDIATION_DELAY  DECIMAL(19,2) DEFAULT NULL,    DATA_BASE_DELAY  DECIMAL(19,2) DEFAULT NULL,    SUM_DELAY  DECIMAL(19,2) DEFAULT NULL,    COMMENTS  VARCHAR(400) DEFAULT NULL,    INFO_VALUE_UID  VARCHAR(255) DEFAULT NULL,    LAST_UPDATED_STAMP  DATETIME DEFAULT NULL,    LAST_UPDATED_TX_STAMP  DATETIME DEFAULT NULL,    CREATED_STAMP  DATETIME DEFAULT NULL,    CREATED_TX_STAMP  DATETIME DEFAULT NULL,    VALUE_DESC  VARCHAR(255) DEFAULT NULL,    NATIVE_CODE  VARCHAR(255) DEFAULT NULL,    RESOURCE_ID  VARCHAR(20) DEFAULT NULL,    SERVICE_ID  VARCHAR(20) DEFAULT NULL,    BUSINESS_ID  VARCHAR(20) DEFAULT NULL,    PARTY_ID  VARCHAR(20) DEFAULT NULL,  FACILITY_ID  VARCHAR(20) DEFAULT NULL ) ENGINE=INNODB DEFAULT CHARSET=utf8';
	 -- set dataStr=curdate();
	  set dataStr=date_sub(curdate(),interval -i day);
	  set dataStr=replace(dataStr, '-','');
	  if i=7 then 
	         --  创建月表
	 	 set dataStr=substring(dataStr,1,length(dataStr)-2); -- 精确到月 创建月表
	  end if;
	  
	  
	   set tname=concat('mgmt_info_value_',dataStr) ;
	   set sql_str=replace(sql_str, 'tableName',tname) ;
	--   select sql_str  from dual; 
	  set @delSql = sql_str;
	    prepare stmt from @delSql;
	    execute stmt;
	  select sql_str  from dual; 
	  
	set i=i+1;
 end while;
  
end$$

delimiter ;


-- 事件调度器-----------------------------
delimiter $$

-- SET GLOBAL event_scheduler = ON$$     -- required for event to execute but not create    

create		EVENT `devicitydb1`.`event_call_procedure`

on schedule
	
	   every 1 day
         -- EVERY 1 MINUTE 
	  -- STARTS  '2014-05-26 16:11:00' 
	 -- AT TIMESTAMP  '2014-05-26 16:27:00'
	 
on completion  preserve
 enable 
do
	begin
	  call createTable();
	end$$
delimiter ;