plv8

Overview

PIGSTY 3rd Party Extension: plv8 : PL/JavaScript (v8) trusted procedural language

Information

• Extension ID: 3010
• Extension Name: plv8
• Package Name: plv8
• Category: LANG
• License: PostgreSQL
• Website: https://github.com/plv8/plv8
• Language: C++
• Extra Tags: N/A
• Comment: N/A

Metadata

• Latest Version: 3.2.3
• Postgres Support: 17,16,15,14,13
• Need Load: Shared library do not need explicit loading
• Need DDL: Need CREATE EXTENSION DDL
• Relocatable: Can be installed into other schemas
• Trusted: Untrusted, Require Superuser to Create
• Schemas: pg_catalog
• Requires: N/A

RPM / DEB

• RPM Repo: PIGSTY
• RPM Name: plv8_$v*
• RPM Ver : 3.2.3
• RPM Deps: N/A
• DEB Repo: PIGSTY
• DEB Name: postgresql-$v-plv8
• DEB Ver : 3.2.3
• DEB Deps: N/A

Packages

Installation

Install plv8 via the pig CLI tool:

pig ext install plv8

Install plv8 via Pigsty playbook:

./pgsql.yml -t pg_extension -e '{"pg_extensions": ["plv8"]}' # -l <cls>

Install plv8 RPM from YUM repo directly:

dnf install plv8_17*;
dnf install plv8_16*;
dnf install plv8_15*;
dnf install plv8_14*;
dnf install plv8_13*;

Install plv8 DEB from APT repo directly:

apt install postgresql-17-plv8;
apt install postgresql-16-plv8;
apt install postgresql-15-plv8;
apt install postgresql-14-plv8;
apt install postgresql-13-plv8;

Enable plv8 extension on PostgreSQL cluster：

CREATE EXTENSION plv8;

Usage

CREATE EXTENSION plv8;

SELECT plv8_version();
SELECT plv8_info();

DO $$ plv8.elog(NOTICE, plv8.version); $$ LANGUAGE plv8;

Example:

CREATE FUNCTION plv8_test(keys TEXT[], vals TEXT[]) RETURNS JSON AS $$
    var o = {};
    for(var i=0; i<keys.length; i++){
        o[keys[i]] = vals[i];
    }
    return o;
$$ LANGUAGE plv8 IMMUTABLE STRICT;


SELECT plv8_test(ARRAY['name', 'age'], ARRAY['Tom', '29']);