diff --git a/tests/Doctrine/Tests/Models/Company/CompanyContract.php b/tests/Doctrine/Tests/Models/Company/CompanyContract.php
index fd534f403..655d4fccb 100644
--- a/tests/Doctrine/Tests/Models/Company/CompanyContract.php
+++ b/tests/Doctrine/Tests/Models/Company/CompanyContract.php
@@ -7,7 +7,11 @@ namespace Doctrine\Tests\Models\Company;
  * @Table(name="company_contracts")
  * @InheritanceType("SINGLE_TABLE")
  * @DiscriminatorColumn(name="discr", type="string")
- * @DiscriminatorMap({"fix" = "CompanyFixContract", "flexible" = "CompanyFlexContract", "flexultra" = "CompanyFlexUltraContract"})
+ * @DiscriminatorMap({
+ *     "fix"       = "CompanyFixContract", 
+ *     "flexible"  = "CompanyFlexContract", 
+ *     "flexultra" = "CompanyFlexUltraContract"
+ * })
  */
 abstract class CompanyContract
 {
diff --git a/tests/Doctrine/Tests/ORM/Query/SelectSqlGenerationTest.php b/tests/Doctrine/Tests/ORM/Query/SelectSqlGenerationTest.php
index 6ef886035..6f661e00c 100644
--- a/tests/Doctrine/Tests/ORM/Query/SelectSqlGenerationTest.php
+++ b/tests/Doctrine/Tests/ORM/Query/SelectSqlGenerationTest.php
@@ -33,7 +33,7 @@ class SelectSqlGenerationTest extends \Doctrine\Tests\OrmTestCase
             }
 
             $query->setHint(Query::HINT_FORCE_PARTIAL_LOAD, true)
-                    ->useQueryCache(false);
+                  ->useQueryCache(false);
             
             foreach ($queryHints AS $name => $value) {
                 $query->setHint($name, $value);
@@ -54,7 +54,7 @@ class SelectSqlGenerationTest extends \Doctrine\Tests\OrmTestCase
      * @param array $queryHints
      * @param array $queryParams
      */
-    public function assertInvalidSqlGeneration($dqlToBeTested, $expectedException, array $queryHints = array(), array $queryParams = array())
+    public function assertInvalidSqlGeneration($dqlToBeTested, $expectedException, array $queryHints = array(Query::HINT_FORCE_PARTIAL_LOAD => true), array $queryParams = array())
     {
         $this->setExpectedException($expectedException);
 
@@ -65,7 +65,7 @@ class SelectSqlGenerationTest extends \Doctrine\Tests\OrmTestCase
         }
 
         $query->setHint(Query::HINT_FORCE_PARTIAL_LOAD, true)
-                ->useQueryCache(false);
+              ->useQueryCache(false);
 
         foreach ($queryHints AS $name => $value) {
             $query->setHint($name, $value);
@@ -729,12 +729,12 @@ class SelectSqlGenerationTest extends \Doctrine\Tests\OrmTestCase
 
         $this->assertSqlGeneration(
             "SELECT b FROM Doctrine\Tests\Models\Generic\BooleanModel b WHERE b.booleanField = true",
-            "SELECT b0_.id AS id0, b0_.booleanField AS booleanField1 FROM boolean_model b0_ WHERE b0_.booleanField = 'true'"
+            "SELECT b0_.id AS id0, b0_.booleanField AS booleanField1 FROM boolean_model b0_ WHERE b0_.booleanField = true"
         );
 
         $this->assertSqlGeneration(
             "SELECT b FROM Doctrine\Tests\Models\Generic\BooleanModel b WHERE b.booleanField = false",
-            "SELECT b0_.id AS id0, b0_.booleanField AS booleanField1 FROM boolean_model b0_ WHERE b0_.booleanField = 'false'"
+            "SELECT b0_.id AS id0, b0_.booleanField AS booleanField1 FROM boolean_model b0_ WHERE b0_.booleanField = false"
         );
 
         $this->_em->getConnection()->setDatabasePlatform($oldPlat);
@@ -1095,6 +1095,150 @@ class SelectSqlGenerationTest extends \Doctrine\Tests\OrmTestCase
             "Doctrine\ORM\Query\QueryException"
         );
     }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeJoinInRootClassWithDisabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT p FROM Doctrine\Tests\Models\Company\CompanyPerson p', 
+            'SELECT c0_.id AS id0, c0_.name AS name1, c1_.title AS title2, c1_.car_id AS car_id3, c2_.salary AS salary4, c2_.department AS department5, c2_.startDate AS startDate6, c0_.discr AS discr7, c0_.spouse_id AS spouse_id8 FROM company_persons c0_ LEFT JOIN company_managers c1_ ON c0_.id = c1_.id LEFT JOIN company_employees c2_ ON c0_.id = c2_.id',
+            array(Query::HINT_FORCE_PARTIAL_LOAD => false)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeJoinInRootClassWithEnabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT p FROM Doctrine\Tests\Models\Company\CompanyPerson p', 
+            'SELECT c0_.id AS id0, c0_.name AS name1, c0_.discr AS discr2 FROM company_persons c0_',
+            array(Query::HINT_FORCE_PARTIAL_LOAD => true)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeJoinInChildClassWithDisabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT e FROM Doctrine\Tests\Models\Company\CompanyEmployee e', 
+            'SELECT c0_.id AS id0, c0_.name AS name1, c1_.salary AS salary2, c1_.department AS department3, c1_.startDate AS startDate4, c2_.title AS title5, c2_.car_id AS car_id6, c0_.discr AS discr7, c0_.spouse_id AS spouse_id8 FROM company_employees c1_ INNER JOIN company_persons c0_ ON c1_.id = c0_.id LEFT JOIN company_managers c2_ ON c1_.id = c2_.id',
+            array(Query::HINT_FORCE_PARTIAL_LOAD => false)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeJoinInChildClassWithEnabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT e FROM Doctrine\Tests\Models\Company\CompanyEmployee e', 
+            'SELECT c0_.id AS id0, c0_.name AS name1, c1_.salary AS salary2, c1_.department AS department3, c1_.startDate AS startDate4, c0_.discr AS discr5 FROM company_employees c1_ INNER JOIN company_persons c0_ ON c1_.id = c0_.id',
+            array(Query::HINT_FORCE_PARTIAL_LOAD => true)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeJoinInLeafClassWithDisabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT m FROM Doctrine\Tests\Models\Company\CompanyManager m', 
+            'SELECT c0_.id AS id0, c0_.name AS name1, c1_.salary AS salary2, c1_.department AS department3, c1_.startDate AS startDate4, c2_.title AS title5, c0_.discr AS discr6, c0_.spouse_id AS spouse_id7, c2_.car_id AS car_id8 FROM company_managers c2_ INNER JOIN company_employees c1_ ON c2_.id = c1_.id INNER JOIN company_persons c0_ ON c2_.id = c0_.id',
+            array(Query::HINT_FORCE_PARTIAL_LOAD => false)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeJoinInLeafClassWithEnabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT m FROM Doctrine\Tests\Models\Company\CompanyManager m', 
+            'SELECT c0_.id AS id0, c0_.name AS name1, c1_.salary AS salary2, c1_.department AS department3, c1_.startDate AS startDate4, c2_.title AS title5, c0_.discr AS discr6 FROM company_managers c2_ INNER JOIN company_employees c1_ ON c2_.id = c1_.id INNER JOIN company_persons c0_ ON c2_.id = c0_.id',
+            array(Query::HINT_FORCE_PARTIAL_LOAD => true)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeSingleTableInRootClassWithDisabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT c FROM Doctrine\Tests\Models\Company\CompanyContract c', 
+            "SELECT c0_.id AS id0, c0_.completed AS completed1, c0_.fixPrice AS fixPrice2, c0_.hoursWorked AS hoursWorked3, c0_.pricePerHour AS pricePerHour4, c0_.maxPrice AS maxPrice5, c0_.discr AS discr6, c0_.salesPerson_id AS salesPerson_id7 FROM company_contracts c0_ WHERE c0_.discr IN ('fix', 'flexible', 'flexultra')",
+            array(Query::HINT_FORCE_PARTIAL_LOAD => false)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeSingleTableInRootClassWithEnabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT c FROM Doctrine\Tests\Models\Company\CompanyContract c', 
+            "SELECT c0_.id AS id0, c0_.completed AS completed1, c0_.fixPrice AS fixPrice2, c0_.hoursWorked AS hoursWorked3, c0_.pricePerHour AS pricePerHour4, c0_.maxPrice AS maxPrice5, c0_.discr AS discr6 FROM company_contracts c0_ WHERE c0_.discr IN ('fix', 'flexible', 'flexultra')",
+            array(Query::HINT_FORCE_PARTIAL_LOAD => true)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeSingleTableInChildClassWithDisabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT fc FROM Doctrine\Tests\Models\Company\CompanyFlexContract fc', 
+            "SELECT c0_.id AS id0, c0_.completed AS completed1, c0_.hoursWorked AS hoursWorked2, c0_.pricePerHour AS pricePerHour3, c0_.maxPrice AS maxPrice4, c0_.discr AS discr5, c0_.salesPerson_id AS salesPerson_id6 FROM company_contracts c0_ WHERE c0_.discr IN ('flexible', 'flexultra')",
+            array(Query::HINT_FORCE_PARTIAL_LOAD => false)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeSingleTableInChildClassWithEnabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT fc FROM Doctrine\Tests\Models\Company\CompanyFlexContract fc', 
+            "SELECT c0_.id AS id0, c0_.completed AS completed1, c0_.hoursWorked AS hoursWorked2, c0_.pricePerHour AS pricePerHour3, c0_.maxPrice AS maxPrice4, c0_.discr AS discr5 FROM company_contracts c0_ WHERE c0_.discr IN ('flexible', 'flexultra')",
+            array(Query::HINT_FORCE_PARTIAL_LOAD => true)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeSingleTableInLeafClassWithDisabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT fuc FROM Doctrine\Tests\Models\Company\CompanyFlexUltraContract fuc', 
+            "SELECT c0_.id AS id0, c0_.completed AS completed1, c0_.hoursWorked AS hoursWorked2, c0_.pricePerHour AS pricePerHour3, c0_.maxPrice AS maxPrice4, c0_.discr AS discr5, c0_.salesPerson_id AS salesPerson_id6 FROM company_contracts c0_ WHERE c0_.discr IN ('flexultra')",
+            array(Query::HINT_FORCE_PARTIAL_LOAD => false)
+        );
+    }
+    
+    /**
+     * @group DDC-1389
+     */
+    public function testInheritanceTypeSingleTableInLeafClassWithEnabledForcePartialLoad()
+    {
+        $this->assertSqlGeneration(
+            'SELECT fuc FROM Doctrine\Tests\Models\Company\CompanyFlexUltraContract fuc', 
+            "SELECT c0_.id AS id0, c0_.completed AS completed1, c0_.hoursWorked AS hoursWorked2, c0_.pricePerHour AS pricePerHour3, c0_.maxPrice AS maxPrice4, c0_.discr AS discr5 FROM company_contracts c0_ WHERE c0_.discr IN ('flexultra')",
+            array(Query::HINT_FORCE_PARTIAL_LOAD => true)
+        );
+    }
 }