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snippets/codeigniter4/docs/MIGRATIONS.md

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+# Alternate Snippets for Migrations
+
+## `[ProjectRoot]/app/Database/Migrations/`
+
+# Table of Content
+
+- [Create Migration](#create-migration)
+  - [Migration Up](#migration-up)
+  - [Migration Down](#migration-down)
+- [Create Table](#create-table)
+  - [Add Column](#add-column) [new]
+    - [BIGINT](#bigint) [new]
+    - [CHAR](#char) [new]
+    - [DATETIME](#datetime) [new]
+    - [INT](#int) [new]
+    - [VARCHAR](#varchar) [new]
+  - [ID](#id) [new]
+  - [Timestamp](#timestamp)
+
+## Create Migration
+
+**Command**
+
+```bash
+ci4:migration
+```
+
+**Output**
+
+```php
+<?php
+
+namespace App\Database\Migrations;
+
+use CodeIgniter\Database\Migration;
+
+class AddBlog extends Migration
+{
+    public function up()
+    {
+        //
+    }
+
+    public function down()
+    {
+        //
+    }
+}
+```
+
+- ### Migration Up
+
+  **Command**
+
+  ```bash
+  ci4:migration:up
+  ```
+
+  **Output**
+
+  ```php
+  public function up()
+  {
+    $this->forge->addField([
+        'id' => [
+            'type' => 'INT',
+            'constraint' => 11,
+            'unsigned' => true,
+            'auto_increment' => true,
+        ],
+        'name' => [
+            'type' => 'VARCHAR',
+            'constraint' => 255,
+        ],
+        'created_at' => [
+            'type' => 'DATETIME',
+            'null' => true,
+        ],
+        'updated_at' => [
+            'type' => 'DATETIME',
+            'null' => true,
+        ],
+        'deleted_at' => [
+            'type' => 'DATETIME',
+            'null' => true,
+        ],
+    ]);
+    $this->forge->addKey('id', true);
+    $this->forge->createTable('tableName');
+  }
+  ```
+
+- ### Migration Down
+
+  **Command**
+
+  ```bash
+  ci4:migration:down
+  ```
+
+  **Output**
+
+  ```php
+  public function down()
+  {
+    $this->forge->dropTable('tableName');
+  }
+  ```
+
+## Create Table
+
+- ### Add Column
+
+  - #### BIGINT
+
+    **Command**
+
+    ```bash
+    ci4:migration:bigint
+    ```
+
+    **Output**
+
+    ```php
+    'columnName' => [
+      'type' => 'BIGINT',
+      'constraint' => '20',
+      'null' => true,
+    ],
+    ```
+
+  - #### CHAR
+
+    **Command**
+
+    ```bash
+    ci4:migration:char
+    ```
+
+    **Output**
+
+    ```php
+    'columnName' => [
+      'type' => 'CHAR',
+      'constraint' => '10',
+      'null' => true,
+    ],
+    ```
+
+  - #### DATETIME
+
+    **Command**
+
+    ```bash
+    ci4:migration:datetime
+    ```
+
+    **Output**
+
+    ```php
+    'columnName' => [
+      'type' => 'DATETIME',
+      'null' => true,
+    ],
+    ```
+
+  - #### INT
+
+    **Command**
+
+    ```bash
+    ci4:migration:int
+    ```
+
+    **Output**
+
+    ```php
+    'columnName' => [
+      'type' => 'INT',
+      'constraint' => '11',
+      'null' => true,
+    ],
+    ```
+
+  - #### VARCHAR
+
+    **Command**
+
+    ```bash
+    ci4:migration:varchar
+    ```
+
+    **Output**
+
+    ```php
+    'columnName' => [
+      'type' => 'VARCHAR',
+      'constraint' => '255',
+      'null' => true,
+    ],
+    ```
+
+- ### ID
+
+  **Command :**
+
+  ```bash
+  ci4:migration:id
+  ```
+
+  **Output :**
+
+  ```php
+  'id' => [
+    'type' => 'INT',
+    'constraint' => 11,
+    'unsigned' => true,
+    'auto_increment' => true,
+  ],
+  ```
+
+- ### Timestamp
+
+  **Command :**
+
+  ```bash
+  ci4:migration:timestamp
+  ```
+
+  **Output :**
+
+  ```php
+  'created_at' => [
+    'type' => 'DATETIME',
+    'null' => true,
+  ],
+  'updated_at' => [
+    'type' => 'DATETIME',
+    'null' => true,
+  ],
+  'deleted_at' => [
+    'type' => 'DATETIME',
+    'null' => true,
+  ],
+  ```