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.
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
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Summary
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I hope you get an idea about laravel 6.2 subquery relationship.
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