I would like to get the columns that an index is on in PostgreSQL. In MySQL you can use SHOW INDEXES FOR table and look at the Column_name column. mysql> show indexes from foos; +-------+------------+---------------------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+ | Table | Non_unique | Key_name | Seq_in_index | Column_name | Collation
![List columns with indexes in PostgreSQL](https://cdn-ak-scissors.b.st-hatena.com/image/square/98d6f053a97a87156775f60757c60865d0f2c47d/height=288;version=1;width=512/https%3A%2F%2Fcdn.sstatic.net%2FSites%2Fstackoverflow%2FImg%2Fapple-touch-icon%402.png%3Fv%3D73d79a89bded)