Can postgres use multiple indexes?
What is pg_catalog?
What is a primary key constraint?
Can a unique key be a foreign key?
Are foreign key constraints necessary?
What is difference between drop and delete?
What is inverted file ?
How do you edit a table in pgadmin?
How does pgadmin connect to database?
How to create a new table from existing table in postgresql?
What is postgis used for?
Is pgadmin free?
What is mvcc in postgresql?