Answers for "create a primary key using the ALTER TABLE statement in PostgreSQL."

postgres alter table add primary key

-- To set a column as primary key:
ALTER TABLE distributors ADD PRIMARY KEY (tablename);

Posted by: Guest on November-02-2020

create table postgresql primary key

CREATE TABLE TABLE (
	column_1 data_type PRIMARY KEY,
	column_2 data_type,
	…
);

Posted by: Guest on April-24-2020

Code answers related to "create a primary key using the ALTER TABLE statement in PostgreSQL."