Laravel Complex queries using Eloquent Query

Today, We want to share with you Laravel Complex queries using Eloquent Query.In this post we will show you Laravel 6 Advanced Where and When – Eloquent by Example, hear for Laravel 6 Eloquent Tutorial With Examples we will give you demo and example for implement.In this post, we will learn about wherein laravel eloquent with an example.

Laravel Complex queries using Eloquent Query

There are the Following The simple About Laravel 6 eloquent complex queries on relationships Full Information With Example and source code.

As I will cover this Post with live Working example to develop Complex queries using Eloquent Query in Laravel, so the Complex Queries and models using Laravel 6 is used for this example is following below.

Example 1:

simple MySQL Query

select fields 
from products  
where (tag=2 OR category=4)AND (type=3 OR label=1);

using Laravel

$tag='2', $category='4', $type='3', $label='1';

Product::where(function ($query) use ($tag, $category) {
   $query->where('tag', '=', $tag)
      ->orWhere('category', '=', $category);
   })->where(function ($query) use ($type, $label) {
       $query->where('type', '=', $type)
          ->orWhere('label', '=', $label);
       })->get();

Laravel eloquent complex queries on relationships

class Product extends Eloquent {
  public function helthCategories()
  {
    // we can add ->where(), ->with(), or any other function from
    return $this->belongsTo('Category')->where('type','=','health');
  }
  public function categories() // unfiltered version of categories
  {
    return $this->belongsTo('Category');
  }
 }

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