42 lines
1.1 KiB
PHP
42 lines
1.1 KiB
PHP
<?php
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use Illuminate\Database\Migrations\Migration;
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use Illuminate\Database\Schema\Blueprint;
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use Illuminate\Support\Facades\Schema;
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class AddReferences extends Migration
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{
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/**
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* Run the migrations.
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*
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* @return void
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*/
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public function up()
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{
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Schema::table('topics', function (Blueprint $table) {
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$table->foreign('user_id')->references('id')->on('users')->onDelete('cascade');
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});
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Schema::table('replies', function (Blueprint $table) {
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$table->foreign('user_id')->references('id')->on('users')->onDelete('cascade');
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$table->foreign('topic_id')->references('id')->on('topics')->onDelete('cascade');
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});
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}
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/**
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* Reverse the migrations.
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*
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* @return void
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*/
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public function down()
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{
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Schema::table('topics', function (Blueprint $table) {
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$table->dropForeign(['user_id']);
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});
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Schema::table('replies', function (Blueprint $table) {
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$table->dropForeign(['user_id', 'topic_id']);
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});
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}
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}
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