diff --git a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/protocol/thrift/impl/ClientRPCServiceImpl.java b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/protocol/thrift/impl/ClientRPCServiceImpl.java
index 2cc1a66f8375b..b5edafec160c2 100644
--- a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/protocol/thrift/impl/ClientRPCServiceImpl.java
+++ b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/protocol/thrift/impl/ClientRPCServiceImpl.java
@@ -25,13 +25,11 @@
 import org.apache.iotdb.common.rpc.thrift.TSStatus;
 import org.apache.iotdb.common.rpc.thrift.TShowConfigurationResp;
 import org.apache.iotdb.common.rpc.thrift.TShowConfigurationTemplateResp;
-import org.apache.iotdb.common.rpc.thrift.TTimePartitionSlot;
 import org.apache.iotdb.commons.client.exception.ClientManagerException;
 import org.apache.iotdb.commons.conf.CommonConfig;
 import org.apache.iotdb.commons.conf.CommonDescriptor;
 import org.apache.iotdb.commons.conf.ConfigurationFileUtils;
 import org.apache.iotdb.commons.conf.IoTDBConstant;
-import org.apache.iotdb.commons.consensus.DataRegionId;
 import org.apache.iotdb.commons.exception.IllegalPathException;
 import org.apache.iotdb.commons.exception.IoTDBException;
 import org.apache.iotdb.commons.partition.DataPartition;
@@ -40,7 +38,6 @@
 import org.apache.iotdb.commons.path.MeasurementPath;
 import org.apache.iotdb.commons.path.PartialPath;
 import org.apache.iotdb.commons.utils.PathUtils;
-import org.apache.iotdb.commons.utils.TimePartitionUtils;
 import org.apache.iotdb.db.audit.AuditLogger;
 import org.apache.iotdb.db.auth.AuthorityChecker;
 import org.apache.iotdb.db.conf.IoTDBConfig;
@@ -54,7 +51,6 @@
 import org.apache.iotdb.db.protocol.session.SessionManager;
 import org.apache.iotdb.db.protocol.thrift.OperationType;
 import org.apache.iotdb.db.queryengine.common.SessionInfo;
-import org.apache.iotdb.db.queryengine.common.header.ColumnHeader;
 import org.apache.iotdb.db.queryengine.common.header.DatasetHeader;
 import org.apache.iotdb.db.queryengine.common.header.DatasetHeaderFactory;
 import org.apache.iotdb.db.queryengine.execution.aggregation.AccumulatorFactory;
@@ -105,7 +101,6 @@
 import org.apache.iotdb.db.schemaengine.SchemaEngine;
 import org.apache.iotdb.db.schemaengine.schemaregion.ISchemaRegion;
 import org.apache.iotdb.db.schemaengine.template.TemplateQueryType;
-import org.apache.iotdb.db.storageengine.StorageEngine;
 import org.apache.iotdb.db.storageengine.dataregion.DataRegion;
 import org.apache.iotdb.db.storageengine.dataregion.read.QueryDataSource;
 import org.apache.iotdb.db.storageengine.rescon.quotas.DataNodeThrottleQuotaManager;
@@ -146,7 +141,6 @@
 import org.apache.iotdb.service.rpc.thrift.TSFetchResultsReq;
 import org.apache.iotdb.service.rpc.thrift.TSFetchResultsResp;
 import org.apache.iotdb.service.rpc.thrift.TSGetTimeZoneResp;
-import org.apache.iotdb.service.rpc.thrift.TSGroupByQueryIntervalReq;
 import org.apache.iotdb.service.rpc.thrift.TSInsertRecordReq;
 import org.apache.iotdb.service.rpc.thrift.TSInsertRecordsOfOneDeviceReq;
 import org.apache.iotdb.service.rpc.thrift.TSInsertRecordsReq;
@@ -171,7 +165,6 @@
 import org.apache.iotdb.service.rpc.thrift.TSyncTransportMetaInfo;
 
 import io.airlift.units.Duration;
-import org.apache.commons.lang3.StringUtils;
 import org.apache.thrift.TException;
 import org.apache.tsfile.block.column.Column;
 import org.apache.tsfile.common.conf.TSFileConfig;
@@ -1141,72 +1134,6 @@ public TSExecuteStatementResp executeAggregationQueryV2(TSAggregationQueryReq re
     return executeAggregationQueryInternal(req, SELECT_RESULT);
   }
 
-  @Override
-  public TSExecuteStatementResp executeGroupByQueryIntervalQuery(TSGroupByQueryIntervalReq req)
-      throws TException {
-
-    try {
-      IClientSession clientSession = SESSION_MANAGER.getCurrSessionAndUpdateIdleTime();
-
-      String database = req.getDatabase();
-      if (StringUtils.isEmpty(database)) {
-        String[] splits = req.getDevice().split("\\.");
-        database = String.format("%s.%s", splits[0], splits[1]);
-      }
-      String deviceId = req.getDevice();
-      String measurementId = req.getMeasurement();
-      TSDataType dataType = TSDataType.getTsDataType((byte) req.getDataType());
-
-      // only one database, one device, one time interval
-      Map<String, List<DataPartitionQueryParam>> sgNameToQueryParamsMap = new HashMap<>();
-      TTimePartitionSlot timePartitionSlot =
-          TimePartitionUtils.getTimePartitionSlot(req.getStartTime());
-      DataPartitionQueryParam queryParam =
-          new DataPartitionQueryParam(
-              deviceId, Collections.singletonList(timePartitionSlot), false, false);
-      sgNameToQueryParamsMap.put(database, Collections.singletonList(queryParam));
-      DataPartition dataPartition = partitionFetcher.getDataPartition(sgNameToQueryParamsMap);
-      List<DataRegion> dataRegionList = new ArrayList<>();
-      List<TRegionReplicaSet> replicaSets =
-          dataPartition.getDataRegionReplicaSetWithTimeFilter(deviceId, null);
-      for (TRegionReplicaSet region : replicaSets) {
-        dataRegionList.add(
-            StorageEngine.getInstance()
-                .getDataRegion(new DataRegionId(region.getRegionId().getId())));
-      }
-
-      List<TsBlock> blockResult =
-          executeGroupByQueryInternal(
-              SESSION_MANAGER.getSessionInfo(clientSession),
-              deviceId,
-              measurementId,
-              dataType,
-              req.isAligned,
-              req.getStartTime(),
-              req.getEndTime(),
-              req.getInterval(),
-              req.getAggregationType(),
-              dataRegionList);
-
-      String outputColumnName = req.getAggregationType().name();
-      List<ColumnHeader> columnHeaders =
-          Collections.singletonList(new ColumnHeader(outputColumnName, dataType));
-      DatasetHeader header = new DatasetHeader(columnHeaders, false);
-      header.setColumnToTsBlockIndexMap(Collections.singletonList(outputColumnName));
-
-      TSExecuteStatementResp resp = createResponse(header, 1);
-      TSQueryDataSet queryDataSet = convertTsBlockByFetchSize(blockResult);
-      resp.setQueryDataSet(queryDataSet);
-
-      return resp;
-    } catch (Exception e) {
-      return RpcUtils.getTSExecuteStatementResp(
-          onQueryException(e, "\"" + req + "\". " + OperationType.EXECUTE_AGG_QUERY));
-    } finally {
-      SESSION_MANAGER.updateIdleTime();
-    }
-  }
-
   @Override
   public TSFetchResultsResp fetchResultsV2(TSFetchResultsReq req) {
     long startTime = System.nanoTime();
diff --git a/iotdb-protocol/thrift-datanode/src/main/thrift/client.thrift b/iotdb-protocol/thrift-datanode/src/main/thrift/client.thrift
index 1294d4cffbc25..a563b656e23d7 100644
--- a/iotdb-protocol/thrift-datanode/src/main/thrift/client.thrift
+++ b/iotdb-protocol/thrift-datanode/src/main/thrift/client.thrift
@@ -375,22 +375,6 @@ struct TSAggregationQueryReq {
   11: optional bool legalPathNodes
 }
 
-struct TSGroupByQueryIntervalReq {
-  1: required i64 sessionId
-  2: required i64 statementId
-  3: required string device
-  4: required string measurement
-  5: required i32 dataType
-  6: required common.TAggregationType aggregationType
-  7: optional string database
-  8: optional i64 startTime
-  9: optional i64 endTime
-  10: optional i64 interval
-  11: optional i32 fetchSize
-  12: optional i64 timeout
-  13: optional bool isAligned
-}
-
 struct TSCreateMultiTimeseriesReq {
   1: required i64 sessionId
   2: required list<string> paths
@@ -557,8 +541,6 @@ service IClientRPCService {
 
   TSExecuteStatementResp executeAggregationQueryV2(1:TSAggregationQueryReq req);
 
-  TSExecuteStatementResp executeGroupByQueryIntervalQuery(1:TSGroupByQueryIntervalReq req);
-
   TSFetchResultsResp fetchResultsV2(1:TSFetchResultsReq req);
 
   TSOpenSessionResp openSession(1:TSOpenSessionReq req);