Laravel 6 Advanced Subqueries Examples

Today, We want to share with you Laravel 6 Advanced Subqueries Examples.In this post we will show you laravel subquery relationship, hear for Eloquent Subquery Enhancements in Laravel 6.0 we will give you demo and example for implement.In this post, we will learn about laravel subquery in where clause with an example.

Laravel 6 Advanced Subqueries Examples

There are the Following The simple About Subquery in Laravel 6 ELOQUENT or Query Builder Full Information With Example and source code.

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As I will cover this Post with live Working example to develop laravel 6, 6.2 orwhere subquery, so the laravel 6.0 subquery join is used for this example is following below.

Laravel 6 How to use subquery in select statement?

using Subquery Selects Example

use App\Category;
use App\Product;

return Category::addSelect(['last_product' => Product::select('name')
->whereColumn('cat_id', 'category.id')
->orderBy('packed_at', 'desc')
->limit(1)
])->get();

using Subquery Ordering Example

return Category::orderByDesc(
Product::select('packed_at')
->whereColumn('cat_id', 'category.id')
->orderBy('packed_at', 'desc')
->limit(1)
)->get();

Laravel 6 “Order by” subqueries

return Product::orderBy(function ($query) {
$query->select('packed_at')
->from('members')
->whereColumn('member_id', 'members.id')
->latest()
->limit(1);
})->get();

using “From” subqueries

return DB::table(function ($query) {
$query->selectRaw('sum(price) as qty')
->from('products')
->groupBy('member_id');
}, 'products')->avg('qty');

Web Programming Tutorials Example with Demo

Read :

Read Also:  Laravel 6 Advanced Where Clauses Tutorial With Example

Summary

You can also read about AngularJS, ASP.NET, VueJs, PHP.

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