omni_web

Overview

Version

Build

You can build the RPM / DEB packages for omnigres using pig build:

pig build pkg omnigres         # build RPM / DEB packages

Install

You can install omnigres directly. First, make sure the PGDG and PIGSTY repositories are added and enabled:

pig repo add pgsql -u          # Add repo and update cache

Install the extension using pig or apt/yum/dnf:

• Install
• pig
• dnf
• apt

pig install omnigres;          # Install for current active PG version

pig ext install -y omnigres -v 18  # PG 18
pig ext install -y omnigres -v 17  # PG 17
pig ext install -y omnigres -v 16  # PG 16
pig ext install -y omnigres -v 15  # PG 15
pig ext install -y omnigres -v 14  # PG 14

dnf install -y omnigres_18       # PG 18
dnf install -y omnigres_17       # PG 17
dnf install -y omnigres_16       # PG 16
dnf install -y omnigres_15       # PG 15
dnf install -y omnigres_14       # PG 14

apt install -y postgresql-18-omnigres   # PG 18
apt install -y postgresql-17-omnigres   # PG 17
apt install -y postgresql-16-omnigres   # PG 16
apt install -y postgresql-15-omnigres   # PG 15
apt install -y postgresql-14-omnigres   # PG 14

Create Extension:

CREATE EXTENSION omni_web;

Usage

omni_web: Common web stack primitives

The omni_web extension provides web stack utility functions, often used together with omni_httpd.

Cookies

Parse a Cookie header into key-value pairs:

SELECT * FROM omni_web.cookies('PHPSESSID=298zf09hf012fh2; csrftoken=u32t4o3tb3gg43; _gat=1');

Returns a table with name and value columns.

Query Strings

omni_web.parse_query_string(text) – Parses a query string into an array of key-value pairs:

SELECT omni_web.parse_query_string('key=value&a=1&a=2');

omni_web.param_get(parsed, key) – Get the first value for a parameter:

SELECT omni_web.param_get(omni_web.parse_query_string('a=1&a=2'), 'a');  -- '1'

omni_web.param_get_all(parsed, key) – Get all values for a parameter:

SELECT omni_web.param_get_all(omni_web.parse_query_string('a=1&a=2'), 'a');
-- 1
-- 2