extension=pdo_pgsql
extension=pgsql

sudo systemctl restart apache2

;extension=bz2
;extension=curl
;extension=fileinfo
;extension=gd2
;extension=gettext
;extension=gmp
;extension=intl
;extension=imap
;extension=interbase
;extension=ldap
;extension=mbstring
;extension=exif      ; Must be after mbstring as it depends on it
;extension=mysqli
;extension=oci8_12c  ; Use with Oracle Database 12c Instant Client
;extension=odbc
;extension=openssl
;extension=pdo_firebird
;extension=pdo_mysql
;extension=pdo_oci
;extension=pdo_odbc
extension=pdo_pgsql
;extension=pdo_sqlite
extension=pgsql
;extension=shmop

;extension=bz2
;extension=curl
;extension=fileinfo
;extension=gd2
;extension=gettext
;extension=gmp
;extension=intl
;extension=imap
;extension=interbase
;extension=ldap
;extension=mbstring
;extension=exif      ; Must be after mbstring as it depends on it
;extension=mysqli
;extension=oci8_12c  ; Use with Oracle Database 12c Instant Client
;extension=odbc
;extension=openssl
;extension=pdo_firebird
;extension=pdo_mysql
;extension=pdo_oci
;extension=pdo_odbc
extension=pdo_pgsql
;extension=pdo_sqlite
extension=pgsql
;extension=shmop

<?php

$params = [
    'host' => '[IP Address]',
    'user' => '[username]',
    'pwd' => '[password]',
    'db' => '[dbname]'
];

$dsn = sprintf('pgsql:host=%s;dbname=%s;user=%s;password=%s',
    $params['host'],
    $params['db'],
    $params['user'],
    $params['pwd']);

try {
    $dsn = sprintf('pgsql:host=%s;dbname=%s;unix_socket=%s',
        $params['host'], $params['db'], $params['sock']);
    $opts = [PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION];
    $pdo = new PDO($dsn, $params['user'], $params['pwd'], $opts);
} catch (PDOException $e) {
    echo $e->getMessage();
} catch (Throwable $e) {
    echo $e->getMessage();
}

?>