api

console/migrations/m240507_141733_add_category_id_column_at_product_table.php

@@ -0,0 +1,62 @@
+<?php
+
+use yii\db\Migration;
+
+/**
+ * Class m240507_141733_add_category_id_column_at_product_table
+ */
+class m240507_141733_add_category_id_column_at_product_table extends Migration
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function safeUp()
+    {
+        $this->addColumn('product', 'product_category_id', $this->integer(11)->defaultValue(0)->notNull());
+
+        $this->createIndex('idx-product-product_category_id', 'product', 'product_category_id');
+
+        $this->addForeignKey(
+            'fk-product-product_category_id',
+            'product',
+            'product_category_id',
+            'product_category',
+            'id',
+            'CASCADE'
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function safeDown()
+    {
+        $this->dropForeignKey(
+            'fk-product-product_category_id',
+            'product'
+        );
+
+        // drops index for column `author_id`
+        $this->dropIndex(
+            'idx-product-product_category_id',
+            'product'
+        );
+
+        $this->dropColumn('product', 'product_category_id');
+    }
+
+    /*
+    // Use up()/down() to run migration code without a transaction.
+    public function up()
+    {
+
+    }
+
+    public function down()
+    {
+        echo "m240507_141733_add_category_id_column_at_product_table cannot be reverted.\n";
+
+        return false;
+    }
+    */
+}