1 files changed, 4 insertions, 3 deletions
diff --git a/connectivity/source/drivers/postgresql/pq_xkey.hxx b/connectivity/source/drivers/postgresql/pq_xkey.hxx
index d231e1e89945..d162fde24270 100644
--- a/connectivity/source/drivers/postgresql/pq_xkey.hxx
+++ b/connectivity/source/drivers/postgresql/pq_xkey.hxx
@@ -48,6 +48,7 @@
 
 namespace pq_sdbc_driver
 {
+class KeyColumnDescriptors;
 
 class Key : public ReflectionBase,
             public css::sdbcx::XColumnsSupplier
@@ -61,8 +62,8 @@ public:
     Key( const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
          const css::uno::Reference< css::sdbc::XConnection > & connection,
          ConnectionSettings *pSettings,
-         const OUString &schemaName,
-         const OUString &tableName);
+         OUString schemaName,
+         OUString tableName);
 
 public: // XInterface
     virtual void SAL_CALL acquire() noexcept override { ReflectionBase::acquire(); }
@@ -87,7 +88,7 @@ public: // XDataDescriptorFactory
 
 class KeyDescriptor : public ReflectionBase, public css::sdbcx::XColumnsSupplier
 {
-    css::uno::Reference< css::container::XNameAccess > m_keyColumns;
+    rtl::Reference<KeyColumnDescriptors> m_keyColumns;
 
 public:
     KeyDescriptor( const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,