/**
 * Copyright 2018, the AMP HTML authors
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
'use strict';

exports.dbConfig = {
  client: 'pg',
  connection: {
    // host is used for local development using a standard instance of Postgres
    // or a CloudSQL instance using the CloudSQL Proxy. Remove if using
    // `socketPath` instead.
    host: '127.0.0.1',

    // socketPath is used in AppEngine only. Remove if using `host` instead.
    socketPath: '/cloudsql/[[instance_connection_name_from_cloudsql_panel]]',

    user: 'postgres',
    password: 'HelloWorld!',
    database: 'postgres',

  },
}

@@ -675,18 +675,48 @@
 // host 
-is
+can be an IP address, e.g., when
  used fo
@@ -742,16 +742,23 @@
  using a
+%0A    //
  standar
@@ -779,23 +779,16 @@
 Postgres
-%0A    //
  or a Cl
@@ -825,176 +825,134 @@
 dSQL
- Proxy. Remove if using%0A    // %60socketPath%60 instead.%0A    host: '127.0.0.1',%0A%0A    // socketPath is used in AppEngine only. Remove if using %60host%60 instead.%0A    socketPath
+%0A    // Proxy.%0A    host: '127.0.0.1',%0A%0A    // Alternatively, host can be a UNIX socket, e.g., when used in AppEngine.%0A    host
 : '/

Fix db-config.example.js to use pg, not mysql, in its example config (#11)