Postgres drop foreign key constraint9/9/2023 ![]() ![]() Let’s see a different example of a drop table as follows. See here when we use the above syntax, it deletes tables from databases, not particular foreign key columns, but when we use alter table statements, we can delete specific foreign key constraints.In the above syntax, we drop table statements to drop the foreign key constraint where if exists means a specified table is present in a database and table name means specified table name from the database.In this example, table name details and the foreign key name is fk_sample that we need to drop from the database table.Īnother way to delete foreign keys is that you can drop tables if they exist. ![]()
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