hstore_plperlu

transform between hstore and plperlu

https://www.postgresql.org/docs/current/plperl.html

Overview

Package	Version	Category	License	Language
`plperlu`	`1.0`	LANG	PostgreSQL	C

ID	Extension	Bin	Lib	Load	Create	Trust	Reloc	Schema
3270	`plperlu`	No	Yes	No	Yes	No	No	`pg_catalog`
3271	`bool_plperlu`	No	No	No	Yes	No	No	-
3272	`jsonb_plperlu`	No	No	No	Yes	No	No	-
3273	`hstore_plperlu`	No	No	No	Yes	No	No	-

Related	`hstore` `plperlu` `hstore_plpython3u` `hstore_pllua` `hstore_plperl` `hstore`

Version

PG18	PG17	PG16	PG15	PG14
1.0	1.0	1.0	1.0	1.0

Install

Note: This is a built-in contrib extension of PostgreSQL

CREATE EXTENSION hstore_plperlu;

Usage

hstore_plperlu: Transform between hstore and PL/Perl untrusted

Provides a transform for the hstore type for PL/Perl Untrusted. When loaded, hstore values are automatically converted to Perl hashes and vice versa.

CREATE EXTENSION hstore_plperlu;

CREATE FUNCTION hstore_to_json_u(val hstore) RETURNS text
LANGUAGE plperlu TRANSFORM FOR TYPE hstore AS $$
  use JSON;
  # val is now a Perl hash reference
  return encode_json($val);
$$;

CREATE FUNCTION make_hstore_u(key text, value text) RETURNS hstore
LANGUAGE plperlu TRANSFORM FOR TYPE hstore AS $$
  my ($k, $v) = @_;
  return { $k => $v };
$$;

SELECT hstore_to_json_u('a=>1, b=>2'::hstore);
SELECT make_hstore_u('color', 'blue');

hstore_plperlu

Overview

Version

Install

Usage

Was this page helpful?