-- 用户组新增触发器 

--DROP TRIGGER TG_USERG; 



CREATE TRIGGER LIBING.TG_USERG AFTER INSERT ON LIBING.TM_USERG 

REFERENCING NEW AS NROW 

FOR EACH ROW 

MODE DB2SQL   

BEGIN ATOMIC 



declare @groupId integer; 

declare @name varchar(30); 

declare @descn varchar(100); 

declare @syntype varchar(4); 

declare @ddlsql varchar(1024); 

declare @isprimary char(1); 

declare @updateTime timestamp; 

declare @createTime timestamp; 

declare @createBy integer; 

declare @updateBy integer; 

declare @groupType integer; 

declare @adminType integer; 

declare @appId integer; 

declare @oldGroupId integer; 



set @groupId=NROW.GROUP_ID; 

set @name=NROW.name; 

set @descn=NROW.descn; 

set @syntype=NROW.syn_type; 

set @ddlsql=NROW.ddlsql; 

set @isprimary=NROW.isprimary; 

set @updateTime=NROW.update_time; 

set @createTime=NROW.create_time; 

set @createBy=NROW.create_by; 

set @updateBy=NROW.update_by; 

set @groupType=NROW.group_type; 

set @adminType=NROW.admin_type; 

set @appId=NROW.app_id; 



INSERT INTO TM_USERG_TEMP(GROUP_ID,NAME,DESCN,DDLSQL,ISPRIMARY,UPDATE_TIME,CREATE_TIME, 

CREATE_BY,UPDATE_BY,GROUP_TYPE,ADMIN_TYPE,APP_ID,ACTION) VALUES (@groupId,@name,@descn,

@ddlsql,@isprimary,@updateTime,@createTime,@createBy,@updateBy,@groupType,@adminType,@appId,'INSERT'); 



END; 



-- 更新用户组数据的触发器 

- DROP TRIGGER TG_USERG_UPDATE; 

CREATE TRIGGER TG_USERG_UPDATE AFTER UPDATE ON TM_USERG 

REFERENCING NEW AS NROW 

FOR EACH ROW 

MODE DB2SQL 

BEGIN ATOMIC 

declare @groupId integer; 

declare @name varchar(30); 

declare @descn varchar(100); 

declare @syntype varchar(4); 

declare @ddlsql varchar(1024); 

declare @isprimary char(1); 

declare @updateTime timestamp; 

declare @createTime timestamp; 

declare @createBy integer; 

declare @updateBy integer; 

declare @groupType integer; 

declare @adminType integer; 

declare @appId integer; 



set @groupId=NROW.GROUP_ID; 

set @name=NROW.name; 

set @descn=NROW.descn; 

set @syntype=NROW.syn_type; 

set @ddlsql=NROW.ddlsql; 

set @isprimary=NROW.isprimary; 

set @updateTime=NROW.update_time; 

set @createTime=NROW.create_time; 

set @createBy=NROW.create_by; 

set @updateBy=NROW.update_by; 

set @groupType=NROW.group_type; 

set @adminType=NROW.admin_type; 

set @appId=NROW.app_id; 



-- 如果已经有 update 则只记录最后一条 update 

IF EXISTS(SELECT GROUP_ID FROM TM_USERG_TEMP WHERE GROUP_ID=@groupId AND ACTION='UPDATE') THEN UPDATE 

TM_USERG_TEMP SET GROUP_ID=@groupId, 

NAME=@name,DESCN=@descn,DDLSQL=@ddlsql, 

ISPRIMARY=@isprimary,UPDATE_TIME=@updateTime, 

CREATE_TIME=@createTime,CREATE_BY=@createBy, 

UPDATE_BY=@updateBy,GROUP_TYPE=@groupType, 

ADMIN_TYPE=@adminType,APP_ID=@appId,ACTION='UPDATE' 

where GROUP_ID=@groupId AND ACTION='UPDATE'; 

-- 如果有 insert 则把后面的 update 当作 insert 

 ELSEIF  EXISTS(SELECT GROUP_ID FROM TM_USERG_TEMP WHERE GROUP_ID=@groupId AND ACTION='INSERT') THEN 

UPDATE TM_USERG_TEMP SET GROUP_ID=@groupId, 

NAME=@name,DESCN=@descn,DDLSQL=@ddlsql, 

ISPRIMARY=@isprimary,UPDATE_TIME=@updateTime, 

CREATE_TIME=@createTime,CREATE_BY=@createBy, 

UPDATE_BY=@updateBy,GROUP_TYPE=@groupType, 

ADMIN_TYPE=@adminType,APP_ID=@appId,ACTION='INSERT' 

where GROUP_ID=@groupId AND ACTION='INSERT'; 

ELSE      INSERT INTO TM_USERG_TEMP(GROUP_ID,NAME,DESCN,DDLSQL,ISPRIMARY,UPDATE_TIME,CREATE_TIME, 

CREATE_BY,UPDATE_BY,GROUP_TYPE,ADMIN_TYPE,APP_ID,ACTION) VALUES (@groupId,@name,@descn, 

@ddlsql,@isprimary,@updateTime,@createTime,@createBy,@updateBy,@groupType,@adminType,@appId,'UPDATE'); 

 end if; 

END;           

-- 删除用户组触发器

--DROP TRIGGER TG_USERG_DELETE;

CREATE TRIGGER TG_USERG_DELETE AFTER DELETE ON TM_USERG 

REFERENCING OLD AS OROW 

FOR EACH ROW 

MODE DB2SQL 

BEGIN ATOMIC 



declare @groupId integer; 

declare @name varchar(30); 

declare @descn varchar(100); 

declare @syntype varchar(4); 

declare @ddlsql varchar(1024); 

declare @isprimary char(1); 

declare @updateTime timestamp; 

declare @createTime timestamp; 

declare @createBy integer; 

declare @updateBy integer; 

declare @groupType integer; 

declare @adminType integer; 

declare @appId integer; 



set @groupId=OROW.GROUP_ID; 

set @name=OROW.name; 

set @descn=OROW.descn; 

set @syntype=OROW.syn_type; 

set @ddlsql=OROW.ddlsql; 

set @isprimary=OROW.isprimary; 

set @updateTime=OROW.update_time; 

set @createTime=OROW.create_time; 

set @createBy=OROW.create_by; 

set @updateBy=OROW.update_by; 

set @groupType=OROW.group_type; 

set @adminType=OROW.admin_type; 

set @appId=OROW.app_id; 



 -- 如果没有操作记录，则插入 delete 记录 

IF NOT EXISTS(SELECT GROUP_ID FROM TM_USERG_TEMP WHERE GROUP_ID=@groupId) THEN 

INSERT INTO TM_USERG_TEMP(GROUP_ID,NAME,DESCN,DDLSQL,ISPRIMARY,UPDATE_TIME,CREATE_TIME, 

CREATE_BY,UPDATE_BY,GROUP_TYPE,ADMIN_TYPE,APP_ID,ACTION) VALUES (@groupId,@name,@descn, 

@ddlsql,@isprimary,@updateTime,@createTime,@createBy,@updateBy,@groupType,@adminType,@appId,'DELETE'); 

-- 如果有 insert 记录，则整体结果相当于没有进行任何操作 

ELSEIF EXISTS(SELECT GROUP_ID FROM TM_USERG_TEMP WHERE GROUP_ID=@groupId and ACTION='INSERT') THEN 

DELETE FROM TM_USERG_TEMP WHERE GROUP_ID=@groupId and ACTION='INSERT'; 

-- 如果没有 insert 记录，则只需记录最后的 delete 操作 

ELSE 

UPDATE TM_USERG_TEMP set ACTION='DELETE' where GROUP_ID=@groupId; 

END IF; 

END;