How can I enable query logging in YSQL?

[Question posted by a user on YugabyteDB Community Slack ]

How can I enable query logging in YSQL ?

Query logging can be enabled using the --ysql_log_statement gflag in yb-tserver like explained in yb-tserver configuration reference | YugabyteDB Docs.

The query logs will show in postgres*.log files in the logging dir (how to find logs).