diff --git a/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/DMLStrategy/SessionStrategy.java b/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/DMLStrategy/SessionStrategy.java
index b7cca7737..0c6185db5 100644
--- a/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/DMLStrategy/SessionStrategy.java
+++ b/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/DMLStrategy/SessionStrategy.java
@@ -122,7 +122,7 @@ private Status insertOneBatchByTablet(IBatch batch) {
 
   private Tablet genTablet(IBatch batch) {
     List<IMeasurementSchema> schemaList = new ArrayList<>();
-    List<Tablet.ColumnType> columnTypes = new ArrayList<>();
+    List<Tablet.ColumnCategory> columnTypes = new ArrayList<>();
     List<Sensor> sensors = batch.getDeviceSchema().getSensors();
     if (config.isIS_DOUBLE_WRITE()) {
       iotdb.deleteIDColumnIfNecessary(columnTypes, sensors, batch);
@@ -147,7 +147,6 @@ private Tablet genTablet(IBatch batch) {
             schemaList,
             columnTypes,
             batch.getRecords().size() * config.getDEVICE_NUM_PER_WRITE());
-    long[] timestamps = tablet.timestamps;
     Object[] values = tablet.values;
     int stepOff = 0;
     batch.reset();
@@ -156,11 +155,10 @@ private Tablet genTablet(IBatch batch) {
       for (int recordIndex = stepOff;
           recordIndex < (batch.getRecords().size() + stepOff);
           recordIndex++) {
-        tablet.rowSize++;
         Record record = batch.getRecords().get(recordIndex % batch.getRecords().size());
         sensorIndex = 0;
         long currentTime = record.getTimestamp();
-        timestamps[recordIndex] = currentTime;
+        tablet.addTimestamp(recordIndex, currentTime);
         for (int recordValueIndex = 0;
             recordValueIndex < record.getRecordDataValue().size();
             recordValueIndex++) {
diff --git a/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/IoTDB.java b/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/IoTDB.java
index 432e2c453..f16b8f027 100644
--- a/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/IoTDB.java
+++ b/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/IoTDB.java
@@ -658,7 +658,7 @@ public String getInsertTargetName(DeviceSchema schema) {
   public Tablet createTablet(
       String insertTargetName,
       List<IMeasurementSchema> schemas,
-      List<Tablet.ColumnType> columnTypes,
+      List<Tablet.ColumnCategory> columnTypes,
       int maxRowNumber) {
     return modelStrategy.createTablet(insertTargetName, schemas, columnTypes, maxRowNumber);
   }
@@ -674,12 +674,12 @@ public void sessionInsertImpl(Session session, Tablet tablet, DeviceSchema devic
   }
 
   public void addIDColumnIfNecessary(
-      List<Tablet.ColumnType> columnTypes, List<Sensor> sensors, IBatch batch) {
+      List<Tablet.ColumnCategory> columnTypes, List<Sensor> sensors, IBatch batch) {
     modelStrategy.addIDColumnIfNecessary(columnTypes, sensors, batch);
   }
 
   public void deleteIDColumnIfNecessary(
-      List<Tablet.ColumnType> columnTypes, List<Sensor> sensors, IBatch batch) {
+      List<Tablet.ColumnCategory> columnTypes, List<Sensor> sensors, IBatch batch) {
     modelStrategy.deleteIDColumnIfNecessary(columnTypes, sensors, batch);
   }
 
diff --git a/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/IoTDBModelStrategy.java b/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/IoTDBModelStrategy.java
index 8a22d460a..f527fdb1b 100644
--- a/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/IoTDBModelStrategy.java
+++ b/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/IoTDBModelStrategy.java
@@ -108,7 +108,7 @@ public abstract void addVerificationQueryWhereClause(
       DeviceSchema deviceSchema);
 
   public abstract void deleteIDColumnIfNecessary(
-      List<Tablet.ColumnType> columnTypes, List<Sensor> sensors, IBatch batch);
+      List<Tablet.ColumnCategory> columnTypes, List<Sensor> sensors, IBatch batch);
 
   public abstract String getValueFilterClause(List<DeviceSchema> deviceSchemas, int valueThreshold);
 
@@ -146,13 +146,13 @@ public abstract void registerDatabases(Session metaSession, List<TimeseriesSchem
   public abstract Tablet createTablet(
       String insertTargetName,
       List<IMeasurementSchema> schemas,
-      List<Tablet.ColumnType> columnTypes,
+      List<Tablet.ColumnCategory> columnTypes,
       int maxRowNumber);
 
   public abstract String getInsertTargetName(DeviceSchema schema);
 
   public abstract void addIDColumnIfNecessary(
-      List<Tablet.ColumnType> columnTypes, List<Sensor> sensors, IBatch batch);
+      List<Tablet.ColumnCategory> columnTypes, List<Sensor> sensors, IBatch batch);
 
   public abstract void sessionInsertImpl(Session session, Tablet tablet, DeviceSchema deviceSchema)
       throws IoTDBConnectionException, StatementExecutionException;
diff --git a/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/TableStrategy.java b/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/TableStrategy.java
index a29f7abbf..ece2cb595 100644
--- a/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/TableStrategy.java
+++ b/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/TableStrategy.java
@@ -118,7 +118,7 @@ private void registerTable(Session metaSession, List<TimeseriesSchema> timeserie
             .append(" ")
             .append(SensorType.STRING)
             .append(" ")
-            .append(Tablet.ColumnType.ID);
+            .append(Tablet.ColumnCategory.ID);
         for (String key : deviceSchema.getTags().keySet()) {
           builder
               .append(", ")
@@ -126,7 +126,7 @@ private void registerTable(Session metaSession, List<TimeseriesSchema> timeserie
               .append(" ")
               .append(SensorType.STRING)
               .append(" ")
-              .append(Tablet.ColumnType.ID);
+              .append(Tablet.ColumnCategory.ID);
         }
         builder.append(")");
         tables
@@ -451,9 +451,14 @@ public String getMinTimeStampSql(DeviceSchema deviceSchema) {
   public Tablet createTablet(
       String insertTargetName,
       List<IMeasurementSchema> schemas,
-      List<Tablet.ColumnType> columnTypes,
+      List<Tablet.ColumnCategory> columnTypes,
       int maxRowNumber) {
-    return new Tablet(insertTargetName, schemas, columnTypes, maxRowNumber);
+    return new Tablet(
+        insertTargetName,
+        IMeasurementSchema.getMeasurementNameList(schemas),
+        IMeasurementSchema.getDataTypeList(schemas),
+        columnTypes,
+        maxRowNumber);
   }
 
   @Override
@@ -463,19 +468,19 @@ public String getInsertTargetName(DeviceSchema schema) {
 
   @Override
   public void addIDColumnIfNecessary(
-      List<Tablet.ColumnType> columnTypes, List<Sensor> sensors, IBatch batch) {
+      List<Tablet.ColumnCategory> columnTypes, List<Sensor> sensors, IBatch batch) {
     // All sensors are of type measurement
     for (int i = 0; i < sensors.size(); i++) {
-      columnTypes.add(Tablet.ColumnType.MEASUREMENT);
+      columnTypes.add(Tablet.ColumnCategory.MEASUREMENT);
     }
     // tag and device as ID column
     // Add Identity Column Information to Schema
     sensors.add(new Sensor("device_id", SensorType.STRING));
-    columnTypes.add(Tablet.ColumnType.ID);
+    columnTypes.add(Tablet.ColumnCategory.ID);
     for (String key : batch.getDeviceSchema().getTags().keySet()) {
       // Currently, the identity column can only be String
       sensors.add(new Sensor(key, SensorType.STRING));
-      columnTypes.add(Tablet.ColumnType.ID);
+      columnTypes.add(Tablet.ColumnCategory.ID);
     }
     // Add the value of the identity column to the value of each record
     for (int loop = 0; loop < config.getDEVICE_NUM_PER_WRITE(); loop++) {
@@ -494,7 +499,7 @@ public void addIDColumnIfNecessary(
 
   @Override
   public void deleteIDColumnIfNecessary(
-      List<Tablet.ColumnType> columnTypes, List<Sensor> sensors, IBatch batch) {
+      List<Tablet.ColumnCategory> columnTypes, List<Sensor> sensors, IBatch batch) {
     // do nothing
   }
 
diff --git a/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/TreeStrategy.java b/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/TreeStrategy.java
index 5d50a1bc6..c50dacae1 100644
--- a/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/TreeStrategy.java
+++ b/iotdb-2.0/src/main/java/cn/edu/tsinghua/iot/benchmark/iotdb200/ModelStrategy/TreeStrategy.java
@@ -444,7 +444,7 @@ public String getMinTimeStampSql(DeviceSchema deviceSchema) {
   public Tablet createTablet(
       String insertTargetName,
       List<IMeasurementSchema> schemas,
-      List<Tablet.ColumnType> columnTypes,
+      List<Tablet.ColumnCategory> columnTypes,
       int maxRowNumber) {
     return new Tablet(insertTargetName, schemas, maxRowNumber);
   }
@@ -456,13 +456,13 @@ public String getInsertTargetName(DeviceSchema schema) {
 
   @Override
   public void addIDColumnIfNecessary(
-      List<Tablet.ColumnType> columnTypes, List<Sensor> sensors, IBatch batch) {
+      List<Tablet.ColumnCategory> columnTypes, List<Sensor> sensors, IBatch batch) {
     // do nothing
   }
 
   @Override
   public void deleteIDColumnIfNecessary(
-      List<Tablet.ColumnType> columnTypes, List<Sensor> sensors, IBatch batch) {
+      List<Tablet.ColumnCategory> columnTypes, List<Sensor> sensors, IBatch batch) {
     // delete the value of the identity column to the value of each record
     for (int i = 0; i < batch.getRecords().size(); i++) {
       List<Object> dataValue = batch.getRecords().get(i).getRecordDataValue();