base table or view not found? - php

Question

when i enter question and click on add button i show error base table not found i cant understand what is issue and its solution so if any one know help me...i waste lot of time on it am begninner so difficult to identify error...
web.php
Route::post('/admin/add_new_question','Admin#add_new_question');
AdminController
public function add_new_question(Request $request)
{
$validator=Validator::make($request->all(),['question'=>'required','option1'=>'required','option2'=>'required','option3'=>'required','option4'=>'required','ans'=>'required']);
if($validator->passes())
{
$question = new Oex_exam_question_master();
$question->exam_id=$request->exam_id;
$question->question=$request->question;
$question->ans=$request->ans;
$question->options=json_encode(array('option1'=>$request->option1,'option2'=>$request->option2,'option3'=>$request->option3,'option4'=>$request->option4));
$question->save();
$arr=array('status'=>'true','message'=>'Question Successfully Added','reload'=>url('admin/add_question/'.$request->exam_id));
}
else{
$arr=array('status'=>'false','message'=>$validator->errors()->all());
}
echo json_encode($arr);
}
add_question.blade.php
#extends('layouts.app')
#section('title','Exam Question')
#section('content')
<!-- Content Wrapper. Contains page content -->
<div class="content-wrapper">
<!-- Content Header (Page header) -->
<div class="content-header">
<div class="container-fluid">
<div class="row mb-2">
<div class="col-sm-6">
<h1 class="m-0 text-dark">Exam Question</h1>
</div><!-- /.col -->
<div class="col-sm-6">
<ol class="breadcrumb float-sm-right">
<li class="breadcrumb-item">Home</li>
<li class="breadcrumb-item active">Exam Question</li>
</ol>
</div><!-- /.col -->
</div><!-- /.row -->
</div><!-- /.container-fluid -->
</div>
<!-- /.content-header -->
<section class="content">
<div class="container-fluid">
<div class="row">
<div class="col-12">
<!-- Default box -->
<div class="card">
<div class="card-header">
<div class="card-tools">
<a class="btn btn-info btn-sm" href="javascript:;" data-toggle="modal" data-target="#myModal">Add New</a>
</div>
</div>
<div class="card-body">
<table class="table table-striped table-bordered table-hover datatable">
<thead>
<tr>
<th>#</th>
<th>Question</th>
<th>Ans</th>
<th>Status</th>
<th>Action</th>
</tr>
</thead>
<tbody>
</tbody>
<tfoot>
<tr>
<th>#</th>
<th>Question</th>
<th>Ans</th>
<th>Status</th>
<th>Action</th>
</tr>
</tfoot>
</table>
</div>
<!-- /.card-body -->
<!-- /.card-footer-->
</div>
<!-- /.card -->
</div>
</div>
</div>
</section>
<div class="modal fade" id="myModal" role="dialog">
<div class="modal-dialog modal-lg">
<!-- Modal content-->
<div class="modal-content">
<div class="modal-header">
<h4 class="modal-title">Add New Exam</h4>
<button type="button" class="close" data-dismiss="modal">×</button>
</div>
<div class="modal-body">
<form action="{{ url('admin/add_new_question') }} " class="database_operation">
<div class="row">
<div class="col-sm-12">
<div class="form-group">
<label>Enter Question</label>
{{ csrf_field() }}
<input type="hidden" name="exam_id" value="{{ Request::segment(3) }}">
<input type="text" name="question" required="required" placeholder="Enter Question" class="form-control">
</div>
</div>
<div class="col-sm-6">
<div class="form-group">
<label>Select Option 1</label>
<input type="text" required="required" name="option1" placeholder="Enter Option 1" class="form-control">
</div>
</div>
<div class="col-sm-6">
<div class="form-group">
<label>Select Option 2</label>
<input type="text" required="required" name="option2" placeholder="Enter Option 2" class="form-control">
</div>
</div>
<div class="col-sm-6">
<div class="form-group">
<label>Select Option 3</label>
<input type="text" required="required" name="option3" placeholder="Enter Option 3" class="form-control">
</div>
</div>
<div class="col-sm-6">
<div class="form-group">
<label>Select Option 4</label>
<input type="text" required="required" name="option4" placeholder="Enter Option 4" class="form-control">
</div>
</div>
<div class="col-sm-12">
<div class="form-group">
<label>Enter Right Ans</label>
<input type="text" required="required" name="ans" placeholder="Enter Right Ans" class="form-control">
</div>
</div>
<div class="col-sm-12">
<div class="form-group">
<button class="btn btn-primary"> Add</button>
</div>
</div>
</div>
</form>
</div>
</div>
</div>
</div>
</div>
</div>
#endsection
Table oex_exam_question_master
<?php
use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;
class CreateOexExamQuestionMastersTable extends Migration
{
/**
* Run the migrations.
*
* #return void
*/
public function up()
{
Schema::create('oex_exam_question_masters', function (Blueprint $table) {
$table->increments('id');
$table->string('exam_id')->nullable();
$table->string('question')->nullable();
$table->string('ans')->nullable();
$table->string('options')->nullable();
$table->string('status')->nullable();
$table->timestamps();
});
}
/**
* Reverse the migrations.
*
* #return void
*/
public function down()
{
Schema::dropIfExists('oex_exam_question_masters');
}
}
Error
{
"message": "SQLSTATE[42S02]: Base table or view not found: 1146 Table 'my_pro_online_ex.oex_exam_question_master' doesn't exist (SQL: insert into `oex_exam_question_master` (`exam_id`, `question`, `ans`, `options`, `updated_at`, `created_at`) values (4, Question 2, D, {\"option1\":\"A\",\"option2\":\"B\",\"option3\":\"C\",\"option4\":\"D\"}, 2020-07-21 07:32:03, 2020-07-21 07:32:03))",
"exception": "Illuminate\\Database\\QueryException",
"file": "C:\\xampp\\htdocs\\project\\online_exm_sys\\vendor\\laravel\\framework\\src\\Illuminate\\Database\\Connection.php",
"line": 664,
"trace": [
{
"file": "C:\\xampp\\htdocs\\project\\online_exm_sys\\vendor\\laravel\\framework\\src\\Illuminate\\Database\\Connection.php",
"line": 624,
"function": "runQueryCallback",
"class": "Illuminate\\Database\\Connection",
"type": "->"

Answer 1

You need to assign a table name in your model.
class Oex_exam_question_master extends Model
{
protected $table = 'oex_exam_question_masters';
}