Fixed tracking of failed asynchronous jobs.

- expect to find the table in the PostgreSQL database, not MySQL
- replace the table's schema with Laravel 5.3's version of it

config/queue.php

@@ -56,7 +56,7 @@ return [
     */
 
     'failed' => [
-        'database' => 'mysql', 'table' => 'failed_jobs',
+        'database' => 'pgsql', 'table' => 'failed_jobs',
     ],
 
 ];

database/migrations/2016_12_10_120107_create_failed_jobs_table_3.php

@@ -0,0 +1,49 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class CreateFailedJobsTable3 extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        DB::transaction(function(){
+            Schema::dropIfExists('failed_jobs');
+
+            Schema::create('failed_jobs', function (Blueprint $table) {
+                $table->increments('id');
+                $table->text('connection');
+                $table->text('queue');
+                $table->longText('payload');
+                $table->longText('exception');
+                $table->timestamp('failed_at')->useCurrent();
+            });
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        DB::transaction(function () {
+            Schema::dropIfExists('failed_jobs');
+
+            Schema::create('failed_jobs', function (Blueprint $table) {
+                $table->increments('id');
+                $table->text('connection', 65535);
+                $table->text('queue', 65535);
+                $table->text('payload');
+                $table->dateTime('failed_at')->default('now()');
+            });
+        });
+    }
+}