Установка postgre + php5

Установка

sudo apt-get install postgresql postgresql-client postgresql-contrib
sudo apt-get install php5-pgsql

Заходим в консоль постгре

sudo su postgres -c psql

Посмотреть список пользователей

SELECT u.usename AS "User name",
  u.usesysid AS "User ID",
  CASE WHEN u.usesuper AND u.usecreatedb THEN CAST('superuser, create
database' AS pg_catalog.text)
       WHEN u.usesuper THEN CAST('superuser' AS pg_catalog.text)
       WHEN u.usecreatedb THEN CAST('create database' AS
pg_catalog.text)
       ELSE CAST('' AS pg_catalog.text)
  END AS "Attributes"
FROM pg_catalog.pg_user u
ORDER BY 1;
Создать пользователя

CREATE USER root WITH PASSWORD '' SUPERUSER CREATEDB;

Удаляем пользователя

DROP USER root;