use clinic;

INSERT INTO change_notification(`table_name`) VALUES('sys_config');

drop trigger if exists au_sys_config;
drop trigger if exists ai_sys_config;
drop trigger if exists ad_sys_config;

delimiter |

CREATE TRIGGER au_sys_config after UPDATE ON `sys_config`
FOR EACH ROW
BEGIN
DECLARE v_row_count int DEFAULT row_count();
IF v_row_count!=1 THEN
update change_notification set change_count = change_count + 1, update_date = now() where table_name = 'sys_config';
END IF;
END;
|

CREATE TRIGGER ai_sys_config after INSERT ON `sys_config`
FOR EACH ROW
BEGIN
DECLARE v_row_count int DEFAULT row_count();
IF v_row_count!=1 THEN
update change_notification set change_count = change_count + 1, update_date = now() where table_name = 'sys_config';
END IF;
END;
|

CREATE TRIGGER ad_sys_config after Delete ON `sys_config`
FOR EACH ROW
BEGIN
DECLARE v_row_count int DEFAULT row_count();
IF v_row_count!=1 THEN
update change_notification set change_count = change_count + 1, update_date = now() where table_name = 'sys_config';
END IF;
END;
|

delimiter ;