MySQL Sequence - javatpoint
https://www.javatpoint.com/mysql-sequenceMySQL SEQUENCE. A sequence in MySQL is an arrangement of integers generated in the ascending order (1, 2, 3, and so on) on specific demand. Sequences are used in the databases to generate unique numbers. Many applications require each row of a table to contain a distinct value, such as student roll number in student_table, employee numbers in HR, customer ID in CRM, etc.