From 631ae820f30999686d1bada2c03be774ae642f53 Mon Sep 17 00:00:00 2001
From: shibafu <shibafu528@gmail.com>
Date: Sat, 22 Feb 2020 16:46:15 +0900
Subject: [PATCH] add unique constraints

---
 ...add_unique_constraint_to_tag_relations.php | 38 +++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 database/migrations/2020_02_22_164304_add_unique_constraint_to_tag_relations.php

diff --git a/database/migrations/2020_02_22_164304_add_unique_constraint_to_tag_relations.php b/database/migrations/2020_02_22_164304_add_unique_constraint_to_tag_relations.php
new file mode 100644
index 0000000..b8d6f50
--- /dev/null
+++ b/database/migrations/2020_02_22_164304_add_unique_constraint_to_tag_relations.php
@@ -0,0 +1,38 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class AddUniqueConstraintToTagRelations extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('ejaculation_tag', function (Blueprint $table) {
+            $table->unique(['ejaculation_id', 'tag_id']);
+        });
+        Schema::table('metadata_tag', function (Blueprint $table) {
+            $table->unique(['metadata_url', 'tag_id']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('ejaculation_tag', function (Blueprint $table) {
+            $table->dropUnique(['ejaculation_id', 'tag_id']);
+        });
+        Schema::table('metadata_tag', function (Blueprint $table) {
+            $table->dropUnique(['metadata_url', 'tag_id']);
+        });
+    }
+}