Since i am a spanish speaker, i wrote the controllers and models of income and expense in spanish; while all the rest were on english.. I renamed and changed manually Routes, Controllers, Migrations and even Models. And when i run php artisan migrate:reset this is my error.
Undefined table: 7 ERROR: relation "expenses" does not exist (SQL: alter table "expenses" drop column "location_id")**
I use psgql and laravel 5.3
This is my code:
<?php
namespace App;
use Illuminate\Database\Eloquent\Model;
class Expense extends Model
{
protected $fillable = ['id', 'description', 'quantity'];
public function locations()
{
return $this->hasMany('App\Location');
}
public function icons()
{
return $this->hasMany('App\Icon');
}
public function types()
{
return $this->hasMany('App\Type');
}
public function stores()
{
return $this->hasMany('App\Store');
}
}
Migration:
<?php
use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;
class CreateExpensesTable extends Migration
{
/**
* Run the migrations.
*
* @return void
*/
public function up()
{
Schema::create('expenses', function (Blueprint $table) {
$table->increments('id');
$table->float('quantity');
$table->string('description');
$table->integer('location_id')->unsigned();
$table->integer('icon_id')->unsigned();
$table->integer('type_id')->unsigned();
$table->integer('store_id')->unsigned();
$table->timestamps();
});
}
/**
* Reverse the migrations.
*
* @return void
*/
public function down()
{
Schema::dropIfExists('expenses');
}
}
Location Migration:
<?php
use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;
class CreateLocationsTable extends Migration
{
/**
* Run the migrations.
*
* @return void
*/
public function up()
{
Schema::create('locations', function (Blueprint $table) {
$table->increments('id');
$table->string('address');
$table->float('lat');
$table->float('long');
$table->integer('store_id')->unsigned();
$table->timestamps();
$table->foreign('store_id')->references('id')->on('stores')->onDelete('cascade');
});
Schema::table('expenses', function (Blueprint $table) {
$table->foreign('location_id')->references('id')->on('locations')->onDelete('cascade');
});
}
/**
* Reverse the migrations.
*
* @return void
*/
public function down()
{
Schema::table('expenses', function (Blueprint $table) {
$table->dropColumn('location_id');
});
Schema::dropIfExists('locations');
}
}
Model:
<?php
namespace App;
use Illuminate\Database\Eloquent\Model;
class Location extends Model
{
protected $fillable = ['id', 'address', 'lat', 'long'];
public function expenses()
{
return $this->belongsTo('App\Expense');
}
public function stores()
{
return $this->hasOne('App\Store');
}
}
Hope you can help me.
When it says
relation "expenses" does not exist
It usually happens when your expenses table must have been dropped before migration:reset
rolled back CreateLocationsTable
.
Check the order of execution of your migrations.
As you were trying to reset, to fix it now, open your database, drop all tables manually and execute migrate
again.
Schema::table('expenses', function (Blueprint $table) {
$table->foreign('location_id')->references('id')->on('locations')->onDelete('cascade');
});
change this to
Schema::alter('expenses', function (Blueprint $table) {
$table->foreign('location_id')->references('id')->on('locations')->onDelete('cascade');
});
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