Tp6 fast installation uses mongodb to add, delete, modify and check

Preface
 MongoDB Is a document database in a non relational database .MongoDB It's for the rapid development of the Internet Web application And the designed database system . MongoDB The goal of our design is minimalism 、 flexible 、 As Web Part of the application stack . MongoDB The data model of is document oriented , The so-called document is similar to JSON Structure , Simple understanding MongoDB There are all kinds of things in this database JSON.

One 、 Basic concepts ：
Example ：pandas Is based on NumPy A tool of , The tool is created to solve data analysis tasks

file （document）： Be similar to JS Objects in the , stay MongoDB The number of each item in It's all a document .
  aggregate （collection）： A collection is a set of documents , That is, a collection is used to store text Stall . The documents stored in the collection can be various , No lattice The formula demands .
Multiple documents make up a collection , Multiple collections make up a database
 

Use

1. stay config/database In file

 'mongodb' => [
            // Database type 
            'type' => 'mongo',
            // Server address 
            'hostname' => '127.0.0.1',
            // Database name 
            'database' => 'goods',
            // user name 
            'username' => '',
            // password 
            'password' => '',
            // port 
            'hostport' => '27017',
            // Database connection parameters 
            'params' => [],
            // Database mode 
            'debug' => env('database.debug', true),
            // Database deployment ：0 Centralized （ Single server ）1  Distributed （ Master slave server ）
            'deploy' => 0,
            // Whether the reading and writing of data Office database are classified   Master slave is effective 
            'rw_separate' => false,
            // monitor sql
            'trigger_sql' => true,
            // After the separation of reading and writing , Number of servers 
            'master_num' => 1,
            // Specify the slave server serial number 
            'slave_no' => '',
            // Whether to strictly check whether the field exists 
            'fields_strict' => true,
            // Whether it needs to be disconnected and reconnected 
            'break_reconnect' => false,
            // Field cache path 
            'schema_cache_path' => app()->getRuntimePath() . 'schema' . DIRECTORY_SEPARATOR,
        ]

Realization curd operation

add to

     //  Receiving parameters 
        $postData = $request->post();

        $data = Db::connect('mongodb')->table('goods')->insert($postData);

        dd($data)

Inquire about

         // call mongodb  Query data 
        $data = Db::connect('mongodb')->table('goods')->select()->toArray();
        dd($data);

Conditional query

    // Conditional query 
 $comment = Db::connect('mongo')->table('comments')->where('product_id',intval($product_id))->select()->toArray();

Delete

 // Delete data 
  Db::connect('mongodb')->table('goods')->where('_id', $id)->delete();