30 lines
800 B
PHP
30 lines
800 B
PHP
<?php
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use Illuminate\Support\Facades\Schema;
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use Illuminate\Database\Schema\Blueprint;
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use Illuminate\Database\Migrations\Migration;
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class CascadeNullValuesForDatabaseHostWhenNodeIsDeleted 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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public function up()
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{
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Schema::table('database_hosts', function (Blueprint $table) {
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$table->dropForeign(['node_id']);
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$table->foreign('node_id')->references('id')->on('nodes')->onDelete('set null');
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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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public function down()
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{
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Schema::table('database_hosts', function (Blueprint $table) {
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$table->dropForeign(['node_id']);
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$table->foreign('node_id')->references('id')->on('nodes');
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});
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}
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}
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