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DROPLANG(1) PostgreSQL Client Applications DROPLANG(1)
droplang - remove a PostgreSQL procedural language
droplang [ connection-options... ] langname [ dbname ]
droplang [ connection-options... ] --list | -l dbname
droplang is a utility for removing an existing programming language from a PostgreSQL
database. droplang can drop any procedural language, even those not supplied by the Post-
Although backend programming languages can be removed directly using several SQL commands,
it is recommended to use droplang because it performs a number of checks and is much eas-
ier to use. See DROP LANGUAGE [drop_language(7)] for more.
droplang accepts the following command line arguments:
Specifies the name of the backend programming language to be removed.
Specifies from which database the language should be removed. The default is to
use the database with the same name as the current system user.
--echo Displays SQL commands as they are executed.
--list Shows a list of already installed languages in the target database (which must be
droplang also accepts the following command line arguments for connection parameters:
Specifies the host name of the machine on which the server is running. If host
begins with a slash, it is used as the directory for the Unix domain socket.
Specifies the Internet TCP/IP port or local Unix domain socket file extension on
which the server is listening for connections.
User name to connect as
Force password prompt.
PGUSER Default connection parameters.
Most error messages are self-explanatory. If not, run droplang with the --echo option and
see under the respective SQL command for details. Check also under psql(1) for more possi-
Use createlang(1) to add a language.
To remove pltcl:
$ droplang pltcl dbname
createlang(1), DROP LANGUAGE [drop_language(7)]
Application 2002-11-22 DROPLANG(1)
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