How do I copy data from one table to another in postgres using copy command

Question

We use copy command to copy data of one table to a file outside database.

Is it possible to copy data of one table to another table using command.

If yes can anyon

Answer 1

If the columns are the same (names and datatypes) in both tables then you can use the following

INSERT INTO receivingtable (SELECT * FROM sourcetable WHERE column1='parameter' AND column2='anotherparameter');