Laravel中的数据库连接在哪里

代码示例

TRANSACTON LARAVEL查询生成器

DB::beginTransaction();

try {
    DB::insert(...);    
    DB::commit();
} catch (\Throwable $e) {
    DB::rollback();
    throw $e;
}

DB::事务

use Illuminate\Support\Facades\DB;

DB::transaction(function () {
    DB::update('update users set votes = 1');

    DB::delete('delete from posts');
});

检查哪个数据库连接laravel

DB::connection();

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