What are the rules of setting a primary key?
What is pg_catalog in postgres?
Is primary key indexed by default in postgres?
What is a schema in postgres?
What is function and stored procedure?
What is regclass in postgresql?
What is postgresql written in?
What is work_mem in postgresql?
Is postgresql good?
How do I get a list of databases in a postgresql database?
Where is postgres configuration file?
What is character varying in postgres?
Which is better mysql or postgresql?
What are the indices of postgresql?
What is postgres default password?