#2644: PostgreSQL10Platform, fix the printFieldIdentityClause

Author: lukasj

foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/platform/database/PostgreSQL10Platform.java

@@ -1,4 +1,5 @@
 /*
+ * Copyright (c) 2026 Contributors to the Eclipse Foundation. All rights reserved.
  * Copyright (c) 2025 Oracle and/or its affiliates. All rights reserved.
  *
  * This program and the accompanying materials are made available under the
@@ -14,12 +15,15 @@
 //     13/01/2022-4.0.0 Tomas Kraus - 1391: JSON support in JPA
 package org.eclipse.persistence.platform.database;
 
+import org.eclipse.persistence.exceptions.ValidationException;
 import org.eclipse.persistence.internal.localization.LoggingLocalization;
 import org.eclipse.persistence.internal.sessions.AbstractSession;
 import org.eclipse.persistence.logging.DefaultSessionLog;
 import org.eclipse.persistence.logging.SessionLog;
 import org.eclipse.persistence.tools.schemaframework.FieldDefinition;
 
+import java.io.IOException;
+import java.io.Writer;
 import java.sql.CallableStatement;
 import java.sql.PreparedStatement;
 import java.sql.SQLException;
@@ -145,4 +149,13 @@ public void setParameterValueInDatabaseCall(
         }
     }
 
+    @Override
+    public void printFieldIdentityClause(Writer writer) throws ValidationException {
+        try {
+            writer.write(" GENERATED BY DEFAULT AS IDENTITY");
+        } catch (IOException ioException) {
+            throw ValidationException.fileError(ioException);
+        }
+    }
+
 }