diff --git a/src/Schema/TableDiff.php b/src/Schema/TableDiff.php
index 23502340055..c89f54b7431 100644
--- a/src/Schema/TableDiff.php
+++ b/src/Schema/TableDiff.php
@@ -58,7 +58,7 @@ class TableDiff
     /**
      * Columns that are only renamed from key to column instance name.
      *
-     * @deprecated Use {@see getChangedColumns()} instead.
+     * @internal Use {@see getChangedColumns()} instead. Will be removed in dbal 4.
      *
      * @var Column[]
      */
@@ -252,7 +252,7 @@ public function getAddedColumns(): array
     }
 
     /**
-     * @deprecated Use {@see getChangedColumns()} instead.
+     * @internal Use {@see getChangedColumns()} instead.
      *
      * @return list<ColumnDiff>
      */
@@ -283,7 +283,7 @@ public function getDroppedColumns(): array
     }
 
     /**
-     * @deprecated Use {@see getModifiedColumns()} instead.
+     * @internal Use {@see getModifiedColumns()} instead.
      *
      * @return array<string,Column>
      */
@@ -401,7 +401,6 @@ public function isEmpty(): bool
         return count($this->addedColumns) === 0
             && count($this->changedColumns) === 0
             && count($this->removedColumns) === 0
-            && count($this->renamedColumns) === 0
             && count($this->addedIndexes) === 0
             && count($this->changedIndexes) === 0
             && count($this->removedIndexes) === 0
diff --git a/tests/Platforms/DB2PlatformTest.php b/tests/Platforms/DB2PlatformTest.php
index 09239f23fe8..377958963c0 100644
--- a/tests/Platforms/DB2PlatformTest.php
+++ b/tests/Platforms/DB2PlatformTest.php
@@ -128,7 +128,8 @@ public function getAlterTableColumnCommentsSQL(): array
     {
         return [
             'ALTER TABLE mytable ' .
-            'ADD COLUMN quota INTEGER NOT NULL WITH DEFAULT RENAME COLUMN bar TO baz',
+            'ADD COLUMN quota INTEGER NOT NULL WITH DEFAULT ' .
+            'RENAME COLUMN bar TO baz',
             "CALL SYSPROC.ADMIN_CMD ('REORG TABLE mytable')",
             "COMMENT ON COLUMN mytable.quota IS 'A comment'",
             "COMMENT ON COLUMN mytable.foo IS ''",
diff --git a/tests/Platforms/SQLServerPlatformTest.php b/tests/Platforms/SQLServerPlatformTest.php
index d4812718cd4..230b6d55e64 100644
--- a/tests/Platforms/SQLServerPlatformTest.php
+++ b/tests/Platforms/SQLServerPlatformTest.php
@@ -993,7 +993,7 @@ public function testGeneratesAlterTableSQLWithColumnComments(): void
         $tableDiff->changedColumns['comment_with_string_literal_char'] = new ColumnDiff(
             'comment_with_string_literal_char',
             new Column('comment_with_string_literal_char', Type::getType(Types::STRING), ['comment' => "'"]),
-            ['comment'],
+            ['comment', 'type'],
             new Column('comment_with_string_literal_char', Type::getType(Types::ARRAY), ['comment' => "O'Reilly"]),
         );
 
diff --git a/tests/Schema/AbstractComparatorTestCase.php b/tests/Schema/AbstractComparatorTestCase.php
index 08ca5e4aec0..569b28a5419 100644
--- a/tests/Schema/AbstractComparatorTestCase.php
+++ b/tests/Schema/AbstractComparatorTestCase.php
@@ -742,7 +742,7 @@ public function testDetectRenameColumnAmbiguous(): void
         self::assertCount(2, $tableDiff->removedColumns);
         self::assertArrayHasKey('foo', $tableDiff->removedColumns);
         self::assertArrayHasKey('bar', $tableDiff->removedColumns);
-        self::assertCount(0, $tableDiff->renamedColumns);
+        self::assertCount(0, $tableDiff->getRenamedColumns());
     }
 
     public function testDetectRenameIndex(): void