Create Language
Defines a new language to be used by functions.
Synopsis
CREATE [ TRUSTED ] [ PROCEDURAL ] LANGUAGE 'langname' HANDLER call_handler LANCOMPILER 'comment'
Parameters
TRUSTED
The
TRUSTED
keyword indicates that the PostgreSQL lets unprivileged users bypass user and permission-related access restrictions on the language. If this parameter is not specified during creation of the language, only database superusers will be able to use the language to create new functions.PROCEDURAL
The optional
PROCEDURAL
noise term. This may be used to increase readability of yourCREATE LANGUAGE
statements, but has no effect.langname
The name of the new procedural language to define. This name is case insensitive. A procedural language will not (and cannot) override an existing, builtin PostgreSQL language.
HANDLER
call_handler
The name of the already-defined function that will be called to execute the PL procedures.
comment
A string that is inserted into the
lancompiler
column of thepg_language
system table. TheLANCOMPILER
clause is a legacy clause with no practical effect, and may be removed in a future PostgreSQL release. However, as of version 7.1.x, this is still a required clause.
Results
CREATE
The message returned when a new language is successfully created.
ERROR: PL handler function
call_handler( )
doesn't exist
The error returned if the function you specified as the call handler with
call_handler
parameter cannot be found.
Description
Use the CREATE LANGUAGE
command to load a new procedural ...
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