create trigger phpmyadmin code example

Example 1: Create Trigger in phpMyAdmin

CREATE TRIGGER after_update
       AFTER UPDATE ON hodm
       FOR EACH ROW 

       INSERT INTO hodm_log
       SET log_action = 'update',
        user_name = NEW.user_name,
           log_timestamp = NOW();

Example 2: Create Trigger in phpMyAdmin

delimiter //
CREATE TRIGGER before_insert_money BEFORE INSERT ON money
FOR EACH
ROW
BEGIN
    UPDATE accounts SET balance=10.0;
END;
//
delimiter ;

Example 3: how to make trigger in phpmyadmin

delimiter // 
 CREATE TRIGGER removeforeing 
  BEFORE DELETE ON products
  FOR EACH ROW BEGIN
    DELETE FROM sales_details WHERE product_code = OLD.product_code;
 END// 
 delimiter ;

Example 4: Create Trigger in phpMyAdmin

CREATE TRIGGER before_insert_money BEFORE INSERT ON money
FOR EACH ROW UPDATE accounts SET balance=10.0;

Example 5: Create Trigger in phpMyAdmin

CREATE TRIGGER nomCltInsert
BEFORE INSERT ON client
FOR EACH ROW
    UPDATE client
    SET
        NEW.NomClient = UPPER(NEW.NomClient),
        NEW.PrenomClient = CONCAT( UPPER( LEFT(NEW.PrenomClient,1) ) , LOWER( SUBSTR( NEW.PrenomClient,2 ) ) );
 
CREATE TRIGGER nomCltUpdate
BEFORE UPDATE ON client
FOR EACH ROW
    UPDATE client
    SET
        NEW.NomClient = UPPER(NEW.NomClient),
        NEW.PrenomClient = CONCAT( UPPER( LEFT(NEW.PrenomClient,1) ) , LOWER( SUBSTR( NEW.PrenomClient,2 ) ) );

Example 6: Create Trigger in phpMyAdmin

delimiter $$
CREATE TRIGGER copy_pid AFTER INSERT on upload FOR EACH ROW 

BEGIN

INSERT INTO rating (uid,pid) VALUES (NEW.username,NEW.id);

END$$
delimiter ;