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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.

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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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