diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraFeatures.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraFeatures.java
index 3ca43050d3..0993fde1be 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraFeatures.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraFeatures.java
@@ -21,6 +21,11 @@
 
 public class CassandraFeatures implements BackendFeatures {
 
+    @Override
+    public boolean supportsFatherAndSubEdgeLabel() {
+        return false;
+    }
+
     @Override
     public boolean supportsScanToken() {
         return true;
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTables.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTables.java
index 40b7e5a19d..ece8f2ae8e 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTables.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTables.java
@@ -21,6 +21,8 @@
 import java.util.Arrays;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Objects;
+import java.util.stream.Collectors;
 
 import org.apache.hugegraph.backend.BackendException;
 import org.apache.hugegraph.backend.id.EdgeId;
@@ -51,6 +53,8 @@
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 
+import org.apache.hugegraph.util.HashUtil;
+
 public class CassandraTables {
 
     public static final String LABEL_INDEX = "label_index";
@@ -400,7 +404,9 @@ protected List<HugeKeys> pkColumnName() {
 
         @Override
         protected List<HugeKeys> idColumnName() {
-            return Arrays.asList(EdgeId.KEYS);
+            return Arrays.stream(EdgeId.KEYS)
+                         .filter(key -> !Objects.equals(key, HugeKeys.SUB_LABEL))
+                         .collect(Collectors.toList());
         }
 
         @Override
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableSerializer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableSerializer.java
index 0df8a622b7..30fa2dc124 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableSerializer.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableSerializer.java
@@ -61,6 +61,9 @@
 import org.apache.hugegraph.util.E;
 import org.apache.hugegraph.util.JsonUtil;
 
+/**
+ * without father and sub label
+ */
 public abstract class TableSerializer extends AbstractSerializer {
 
     public TableSerializer(HugeConfig config) {
@@ -144,11 +147,10 @@ protected TableBackendEntry.Row formatEdge(HugeEdge edge) {
             row.ttl(edge.ttl());
             row.column(HugeKeys.EXPIRED_TIME, edge.expiredTime());
         }
-        // Id: ownerVertex + direction + edge-label + sub-edge-label + sortValues + otherVertex
+        // Id: ownerVertex + direction + edge-label + sortValues + otherVertex
         row.column(HugeKeys.OWNER_VERTEX, this.writeId(id.ownerVertexId()));
         row.column(HugeKeys.DIRECTION, id.directionCode());
         row.column(HugeKeys.LABEL, id.edgeLabelId().asLong());
-        row.column(HugeKeys.SUB_LABEL, id.subLabelId().asLong());
         row.column(HugeKeys.SORT_VALUES, id.sortValues());
         row.column(HugeKeys.OTHER_VERTEX, this.writeId(id.otherVertexId()));
 
@@ -170,7 +172,6 @@ protected HugeEdge parseEdge(TableBackendEntry.Row row,
         Number dir = row.column(HugeKeys.DIRECTION);
         boolean direction = EdgeId.isOutDirectionFromCode(dir.byteValue());
         Number label = row.column(HugeKeys.LABEL);
-        Number subLabel = row.column(HugeKeys.SUB_LABEL);
         String sortValues = row.column(HugeKeys.SORT_VALUES);
         Object otherVertexId = row.column(HugeKeys.OTHER_VERTEX);
         Number expiredTime = row.column(HugeKeys.EXPIRED_TIME);
@@ -181,11 +182,10 @@ protected HugeEdge parseEdge(TableBackendEntry.Row row,
         }
 
         EdgeLabel edgeLabel = graph.edgeLabelOrNone(this.toId(label));
-        EdgeLabel subEdgeLabel = graph.edgeLabelOrNone(this.toId(subLabel));
         Id otherId = this.readId(otherVertexId);
 
         // Construct edge
-        HugeEdge edge = HugeEdge.constructEdge(vertex, direction, subEdgeLabel,
+        HugeEdge edge = HugeEdge.constructEdge(vertex, direction, edgeLabel,
                                                sortValues, otherId);
 
         // Parse edge properties
@@ -278,11 +278,10 @@ public BackendEntry writeEdgeProperty(HugeEdgeProperty<?> prop) {
             row.ttl(edge.ttl());
             row.column(HugeKeys.EXPIRED_TIME, edge.expiredTime());
         }
-        // Id: ownerVertex + direction + edge-label + sub-edge-label + sortValues + otherVertex
+        // Id: ownerVertex + direction + edge-label + sortValues + otherVertex
         row.column(HugeKeys.OWNER_VERTEX, this.writeId(id.ownerVertexId()));
         row.column(HugeKeys.DIRECTION, id.directionCode());
         row.column(HugeKeys.LABEL, id.edgeLabelId().asLong());
-        row.column(HugeKeys.SUB_LABEL, id.subLabelId().asLong());
         row.column(HugeKeys.SORT_VALUES, id.sortValues());
         row.column(HugeKeys.OTHER_VERTEX, this.writeId(id.otherVertexId()));
 
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendFeatures.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendFeatures.java
index 90001cc1e7..c6060944f0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendFeatures.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendFeatures.java
@@ -31,7 +31,13 @@ default boolean supportsSnapshot() {
         return false;
     }
 
-    default boolean supportsTaskAndServerVertex() { return false; }
+    default boolean supportsTaskAndServerVertex() {
+        return false;
+    }
+
+    default boolean supportsFatherAndSubEdgeLabel() {
+        return true;
+    }
 
     boolean supportsScanToken();
 
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphTransaction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphTransaction.java
index bb11408eb1..4d4c7ef6dc 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphTransaction.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphTransaction.java
@@ -1058,7 +1058,8 @@ protected Iterator<HugeEdge> queryEdgesFromBackend(Query query) {
 
             Stream<Iterator<HugeEdge>> edgeIterators = flattenedQueries.map(cq -> {
                 Id label = cq.condition(HugeKeys.LABEL);
-                if (label != null &&
+                if (this.storeFeatures().supportsFatherAndSubEdgeLabel() &&
+                    label != null &&
                     graph().edgeLabel(label).isFather() &&
                     cq.condition(HugeKeys.SUB_LABEL) == null &&
                     cq.condition(HugeKeys.OWNER_VERTEX) != null &&
@@ -1626,7 +1627,7 @@ private Query optimizeQuery(ConditionQuery query) {
              */
             boolean byLabel = (label != null && query.conditionsSize() == 1);
             if (!byLabel || this.store().features().supportsQueryByLabel()) {
-                if (byLabel && query.resultType().isEdge()) {
+                if (this.storeFeatures().supportsFatherAndSubEdgeLabel() && byLabel && query.resultType().isEdge()) {
                     // for memory backend
                     EdgeLabel edgeLabel = graph().edgeLabel(label);
                     if (edgeLabel.hasFather()) {
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSerializer.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSerializer.java
index 1557902bd2..595ab609bd 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSerializer.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSerializer.java
@@ -27,7 +27,7 @@
 import org.apache.hugegraph.backend.id.Id;
 import org.apache.hugegraph.backend.id.IdGenerator;
 import org.apache.hugegraph.backend.serializer.TableBackendEntry;
-import org.apache.hugegraph.backend.serializer.TableSerializer;
+import org.apache.hugegraph.backend.serializer.TableSerializerV2;
 import org.apache.hugegraph.backend.store.BackendEntry;
 import org.apache.hugegraph.config.HugeConfig;
 import org.apache.hugegraph.schema.SchemaElement;
@@ -39,7 +39,7 @@
 import org.apache.hugegraph.util.InsertionOrderUtil;
 import org.apache.hugegraph.util.JsonUtil;
 
-public class MysqlSerializer extends TableSerializer {
+public class MysqlSerializer extends TableSerializerV2 {
 
     public MysqlSerializer(HugeConfig config) {
         super(config);