diff --git a/hg-store-core/src/main/java/org/apache/hugegraph/store/business/BusinessHandler.java b/hg-store-core/src/main/java/org/apache/hugegraph/store/business/BusinessHandler.java
index 7ff7fe04e..717e8140a 100644
--- a/hg-store-core/src/main/java/org/apache/hugegraph/store/business/BusinessHandler.java
+++ b/hg-store-core/src/main/java/org/apache/hugegraph/store/business/BusinessHandler.java
@@ -53,12 +53,12 @@ public interface BusinessHandler extends DBSessionBuilder {
 
     Logger log = LoggerFactory.getLogger(HgStoreStateMachine.class);
     String tableUnknown = "unknown";
-    String tableVertex = "vertex";
-    String tableOutEdge = "out_edge";
-    String tableInEdge = "in_edge";
-    String tableIndex = "index";
-    String tableTask = "task";
-    String tableOlap = "olap";
+    String tableVertex = "g+v";
+    String tableOutEdge = "g+oe";
+    String tableInEdge = "g+ie";
+    String tableIndex = "g+index";
+    String tableTask = "g+task";
+    String tableOlap = "g+olap";
 
     String[] tables = new String[]{tableUnknown, tableVertex, tableOutEdge, tableInEdge, tableIndex,
                                    tableTask, tableOlap};
diff --git a/hg-store-core/src/main/java/org/apache/hugegraph/store/business/BusinessHandlerImpl.java b/hg-store-core/src/main/java/org/apache/hugegraph/store/business/BusinessHandlerImpl.java
index 245cd2942..b406a35de 100644
--- a/hg-store-core/src/main/java/org/apache/hugegraph/store/business/BusinessHandlerImpl.java
+++ b/hg-store-core/src/main/java/org/apache/hugegraph/store/business/BusinessHandlerImpl.java
@@ -83,8 +83,8 @@ public class BusinessHandlerImpl implements BusinessHandler {
     private static final int batchSize = 10000;
     private static final RocksDBFactory factory = RocksDBFactory.getInstance();
     private static final HashMap<ScanType, String> tableMapping = new HashMap<>() {{
-        put(ScanType.SCAN_VERTEX, "vertex");
-        put(ScanType.SCAN_EDGE, "out_edge");
+        put(ScanType.SCAN_VERTEX, tableVertex);
+        put(ScanType.SCAN_EDGE, tableOutEdge);
     }};
     private static final Map<Integer, String> dbNames = new ConcurrentHashMap<>();