ATLAS-3539: fixed Hive metastore hook to populate hive_db.ownerType, and not…

addons/hive-bridge/src/main/java/org/apache/atlas/hive/hook/events/BaseHiveEvent.java

@@ -314,7 +314,11 @@ public abstract class BaseHiveEvent {
 
             ret.setAttribute(ATTRIBUTE_QUALIFIED_NAME, dbQualifiedName);
             ret.setAttribute(ATTRIBUTE_NAME, dbName);
-            ret.setAttribute(ATTRIBUTE_DESCRIPTION, db.getDescription());
+
+            if (StringUtils.isNotEmpty(db.getDescription())) {
+                ret.setAttribute(ATTRIBUTE_DESCRIPTION, db.getDescription());
+            }
+
             ret.setAttribute(ATTRIBUTE_OWNER, db.getOwnerName());
 
             ret.setAttribute(ATTRIBUTE_CLUSTER_NAME, getMetadataNamespace());

addons/hive-bridge/src/main/java/org/apache/atlas/hive/hook/events/CreateDatabase.java

@@ -61,6 +61,10 @@ public class CreateDatabase extends BaseHiveEvent {
         Database                 db      = dbEvent.getDatabase();
 
         if (db != null) {
+            db = context.getMetastoreHandler().get_database(db.getName());
+        }
+
+        if (db != null) {
             AtlasEntity dbEntity = toDbEntity(db);
 
             ret.addEntity(dbEntity);