Client Applications Improvements in PostgreSQL 9.1
PostgreSQL 9.1 has come with new options and Improvement for Client Application. So, I thought to blog about those improvements. Deprecated createlang/droplang: In PostgreSQL 9.1, createlang/dronlang is now deprecated commands. Since in PostgreSQL 9.1, for creating additional language, user has to use CREATE EXTENSION SYNTAX , there these binaries now issue command given below: CREATE EXTENSION plperl; CREATE EXTENSION plpyhthon; Added Features in psql: In PostgreSQL 9.1, following are the important improvement done in psql command: 1. Know about connection. Now psql has meta command \conninfo which gives detal about current connections. So, if you are connected to PostgreSQL database, then you can use command "\conninfo" to get detail about your connections, some example is given below: postgres=# \conninfo You are connected to database "postgres" as user "postgres" via socket in "/tmp" at port "5432". postgres=# \conni