How to get column names from PostgreSQL table

by

select column_name from information_schema.columns where table_name='my_table_name'

see also:

How to get column names from Sql Server table

How to get column names from DB2 table

How to get column names from Oracle table

How to get column names from Mysql table

How to get column names from SQLite table

Some PostgreSQL tools you can try: https://www.withdata.com/postgresql/