mysql select auto_increment code example
Example 1: mysql set id auto increment
ALTER TABLE users AUTO_INCREMENT=1001;
Example 2: mysql check auto increment value
SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = 'database_name' AND TABLE_NAME = 'table_name';
Example 3: mysql add auto increment id existing table
ALTER TABLE `users` ADD `id` INT NOT NULL AUTO_INCREMENT PRIMARY KEY