Let’s reset auto increment in Postgres. Bobcares, as a part of our PostgreSQL Support offers solutions to every query that comes our way.

How to reset auto increment in Postgres?

We can use the

ALTER SEQUENCE

setval

ALTER SEQUENCE

The SQL statement that results from the following SQL query allows all sequences from a database to be reset to the most recent maximum value found in the column to which it is attached:

SQL Auto-Increment

There is no concept of an auto-increment in the SQL standard. It offers a special, non-transactional object called a SEQUENCE that carefully carries out the concept. The idea of an identity column is also part of the SQL standard and is supported beginning with PostgreSQL version 10.

Postgres Auto-Increment

We can use the Serial Types in Postgres to replicate MySQL’s auto_increment functionality. The serial and bigserial pseudo-types create and attach the SEQUENCE object to the database as a default value.

Instead, we can write the following starting with PostgreSQL 10. According to the SQL standard, this is the right course of action.

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Conclusion

To conclude, the article explains more about resetting auto-increment in Postgres.