Создание, обновление, получение, фильтрация

app/Models/Timetable.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Timetable extends Model
+{
+    use HasFactory;
+
+    protected $guarded = [
+        'updated_at',
+    ];
+
+    public function teacher()
+    {
+        return $this->belongsTo(Teacher::class);
+    }
+
+    public function schoolClass()
+    {
+        return $this->belongsTo(SchoolClass::class,'class_id');
+    }
+
+    public function subject()
+    {
+        return $this->belongsTo(Subject::class);
+    }
+
+}