How to use multiple database in Laravel

How to use multiple database in Laravel

How to use multiple database in Laravel

In this post, we will give you information about How to use multiple databases in Laravel. Here we will give you detail about How to use multiple database in Laravel And how to use it also give you a demo for it if it is necessary.

Laravel is a free, open-source PHP framework, created by Taylor Otwell . It follows a Model-View-Controller (MVC) design pattern. Laravel reuses the existing components of different frameworks which helps to create a perfect and outstanding web application. If you are familiar with PHP, Advance PHP it will make your task easier. Laravel is secure and prevents web attacks using its CSRF (Cross-site Request Forgery) protection.

While developing a web application some times we need to use multiple databases because of project requirement or large scale projects, in this time laravel allows to use multiple database connections. You can easily learn how to use multiple databases with laravel in this blog.

Add Database Connection Detail in .env


As you can see, you can go with multiple if you want to use more databases, also you can go with other database engines. Here we use MySQL.

Configure database detail in config / database.php

add detail in the connections array.


return [
       'driver' => 'mysql',
       'url' => env('DATABASE_URL'),
       'host' => env('DB_HOST', ''),
       'port' => env('DB_PORT', '3306'),
       'database' => env('DB_DATABASE', 'forge'),
       'username' => env('DB_USERNAME', 'forge'),
       'password' => env('DB_PASSWORD', ''),
       'driver' => 'mysql',
       'url' => env('DATABASE_URL'),
       'host' => env('DB_HOST_SECOND', ''),
       'port' => env('DB_PORT_SECOND', '3306'),
       'database' => env('DB_DATABASE_SECOND', 'forge'),
       'username' => env('DB_USERNAME_SECOND', 'forge'),
       'password' => env('DB_PASSWORD_SECOND', ''),


Note: Add All Detail Of Database Connection Here we add only database detail for learning purposes.

Now We learn How to use this connection with Schema , Query , and Eloquent Model .

Schema Builder

With Schema Builder, You can use any connection by simply run the connection()method:

Schema::connection('mysql_second')->create('table_name', function($table){
   // entire code here

Query Builder for use multiple database in Laravel

Similar to Schema Builder, you can define a connection in Query Builder:

$posts = DB::connection('mysql_second')->select('id','title')->get();

Eloquent Model for use multiple database in Laravel

Similar to Query Builder, you can define a connection in the Eloquent Model:


namespace AppModels;

class Post extends Eloquent {
   protected $connection = 'mysql_second';


Also, you can use the connection in custom join queries. with this simple example:

DB::table('posts')->join('mysql_second.types as secondDbType','posts.code','=','secondDbType.code')->first();
Hope this code and post will helped you for implement How to use multiple database in Laravel. if you need any help or any feedback give it in comment section or you have good idea about this post you can give it comment section. Your comment will help us for help you more and improve us. we will give you this type of more interesting post in featured also so, For more interesting post and code Keep reading our blogs

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