In this post, I am sharing the basic purpose of pg_log, pg_clog and pg_xlog log directories in PostgreSQL. If you look into your PostgreSQL data directory, you can find a different type of log folders. pg_log: This is a default database logs like: error messages, executed query log, dead lock information, Postgers start/stop messages. First, … Continue reading PostgreSQL: Difference between pg_log, pg_clog and pg_xlog log directories