Merge pull request #3026 from Naghal/FixQueryDatatableCount

Fix #3025

Author: yajra

src/QueryDataTable.php

@@ -164,7 +164,7 @@ public function prepareCountQuery(): QueryBuilder
         $builder = clone $this->query;
 
         if ($this->isComplexQuery($builder)) {
-            $builder->select(DB::raw('1'));
+            $builder->select(DB::raw('1 as dt_row_count'));
             if ($this->ignoreSelectInCountQuery || ! $this->isComplexQuery($builder)) {
                 return $this->getConnection()
                     ->query()

tests/Unit/QueryDataTableTest.php

@@ -44,7 +44,8 @@ public function test_complex_query_use_select_in_count()
                                         ->orderBy('created_at')
                                         ->select('id'),
                 ])
-                ->orderBy(DB::table('posts')->whereColumn('posts.user_id', 'users.id')->orderBy('created_at')->select('created_at')
+                ->orderBy(
+                    DB::table('posts')->whereColumn('posts.user_id', 'users.id')->orderBy('created_at')->select('created_at')
                 )
         );
 
@@ -64,7 +65,8 @@ public function test_complex_query_can_ignore_select_in_count()
                                         ->orderBy('created_at')
                                         ->select('id'),
                 ])
-                ->orderBy(DB::table('posts')->whereColumn('posts.user_id', 'users.id')->orderBy('created_at')->select('created_at')
+                ->orderBy(
+                    DB::table('posts')->whereColumn('posts.user_id', 'users.id')->orderBy('created_at')->select('created_at')
                 )
         )->ignoreSelectsInCountQuery();
 
@@ -134,6 +136,6 @@ public function assertQueryHasNoSelect($expected, $query)
     {
         $sql = $query->toSql();
 
-        $this->assertSame($expected, Str::startsWith($sql, 'select * from (select 1 from'), "'{$sql}' is not wrapped");
+        $this->assertSame($expected, Str::startsWith($sql, 'select * from (select 1 as dt_row_count from'), "'{$sql}' is not wrapped");
     }
 }