diff --git a/application/src/main/java/org/thingsboard/server/service/telemetry/cmd/v2/AggHistoryCmd.java b/application/src/main/java/org/thingsboard/server/service/telemetry/cmd/v2/AggHistoryCmd.java
index 4d191590c7..423c55bd0d 100644
--- a/application/src/main/java/org/thingsboard/server/service/telemetry/cmd/v2/AggHistoryCmd.java
+++ b/application/src/main/java/org/thingsboard/server/service/telemetry/cmd/v2/AggHistoryCmd.java
@@ -16,7 +16,6 @@
 package org.thingsboard.server.service.telemetry.cmd.v2;
 
 import lombok.Data;
-import org.thingsboard.server.common.data.kv.Aggregation;
 
 import java.util.List;
 
diff --git a/application/src/main/java/org/thingsboard/server/service/telemetry/cmd/v2/EntityDataCmd.java b/application/src/main/java/org/thingsboard/server/service/telemetry/cmd/v2/EntityDataCmd.java
index e18b1a745b..8a187afa7b 100644
--- a/application/src/main/java/org/thingsboard/server/service/telemetry/cmd/v2/EntityDataCmd.java
+++ b/application/src/main/java/org/thingsboard/server/service/telemetry/cmd/v2/EntityDataCmd.java
@@ -62,16 +62,4 @@ public class EntityDataCmd extends DataCmd {
         return historyCmd != null || latestCmd != null || tsCmd != null || aggHistoryCmd != null || aggTsCmd != null;
     }
 
-    @JsonIgnore
-    public boolean hasRegularCmds() {
-        return historyCmd != null || latestCmd != null || tsCmd != null;
-    }
-
-    @JsonIgnore
-    public boolean hasAggCmds() {
-        return aggHistoryCmd != null || aggTsCmd != null;
-    }
-
-
-
 }
diff --git a/common/dao-api/src/main/java/org/thingsboard/server/dao/timeseries/TimeseriesService.java b/common/dao-api/src/main/java/org/thingsboard/server/dao/timeseries/TimeseriesService.java
index 0015ee73be..cf17eec88d 100644
--- a/common/dao-api/src/main/java/org/thingsboard/server/dao/timeseries/TimeseriesService.java
+++ b/common/dao-api/src/main/java/org/thingsboard/server/dao/timeseries/TimeseriesService.java
@@ -27,7 +27,6 @@ import org.thingsboard.server.common.data.kv.TsKvEntry;
 
 import java.util.Collection;
 import java.util.List;
-import java.util.Map;
 
 /**
  * @author Andrew Shvayka
diff --git a/dao/src/main/java/org/thingsboard/server/dao/model/ModelConstants.java b/dao/src/main/java/org/thingsboard/server/dao/model/ModelConstants.java
index 5218de60e4..e27bf174a9 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/model/ModelConstants.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/model/ModelConstants.java
@@ -631,14 +631,14 @@ public class ModelConstants {
 
     protected static final String[] NONE_AGGREGATION_COLUMNS = new String[]{LONG_VALUE_COLUMN, DOUBLE_VALUE_COLUMN, BOOLEAN_VALUE_COLUMN, STRING_VALUE_COLUMN, JSON_VALUE_COLUMN, KEY_COLUMN, TS_COLUMN};
 
-    protected static final String[] COUNT_AGGREGATION_COLUMNS = new String[]{count(LONG_VALUE_COLUMN), count(DOUBLE_VALUE_COLUMN), count(BOOLEAN_VALUE_COLUMN), count(STRING_VALUE_COLUMN), count(JSON_VALUE_COLUMN)};
+    protected static final String[] COUNT_AGGREGATION_COLUMNS = new String[]{count(LONG_VALUE_COLUMN), count(DOUBLE_VALUE_COLUMN), count(BOOLEAN_VALUE_COLUMN), count(STRING_VALUE_COLUMN), count(JSON_VALUE_COLUMN), max(TS_COLUMN)};
 
     protected static final String[] MIN_AGGREGATION_COLUMNS =
-            ArrayUtils.addAll(COUNT_AGGREGATION_COLUMNS, new String[]{min(LONG_VALUE_COLUMN), min(DOUBLE_VALUE_COLUMN), min(BOOLEAN_VALUE_COLUMN), min(STRING_VALUE_COLUMN), min(JSON_VALUE_COLUMN), max(TS_COLUMN)});
+            ArrayUtils.addAll(COUNT_AGGREGATION_COLUMNS, new String[]{min(LONG_VALUE_COLUMN), min(DOUBLE_VALUE_COLUMN), min(BOOLEAN_VALUE_COLUMN), min(STRING_VALUE_COLUMN), min(JSON_VALUE_COLUMN)});
     protected static final String[] MAX_AGGREGATION_COLUMNS =
-            ArrayUtils.addAll(COUNT_AGGREGATION_COLUMNS, new String[]{max(LONG_VALUE_COLUMN), max(DOUBLE_VALUE_COLUMN), max(BOOLEAN_VALUE_COLUMN), max(STRING_VALUE_COLUMN), max(JSON_VALUE_COLUMN), max(TS_COLUMN)});
+            ArrayUtils.addAll(COUNT_AGGREGATION_COLUMNS, new String[]{max(LONG_VALUE_COLUMN), max(DOUBLE_VALUE_COLUMN), max(BOOLEAN_VALUE_COLUMN), max(STRING_VALUE_COLUMN), max(JSON_VALUE_COLUMN)});
     protected static final String[] SUM_AGGREGATION_COLUMNS =
-            ArrayUtils.addAll(COUNT_AGGREGATION_COLUMNS, new String[]{sum(LONG_VALUE_COLUMN), sum(DOUBLE_VALUE_COLUMN), max(TS_COLUMN)});
+            ArrayUtils.addAll(COUNT_AGGREGATION_COLUMNS, new String[]{sum(LONG_VALUE_COLUMN), sum(DOUBLE_VALUE_COLUMN)});
     protected static final String[] AVG_AGGREGATION_COLUMNS = SUM_AGGREGATION_COLUMNS;
 
     public static String min(String s) {
diff --git a/dao/src/main/java/org/thingsboard/server/dao/timeseries/AggregatePartitionsFunction.java b/dao/src/main/java/org/thingsboard/server/dao/timeseries/AggregatePartitionsFunction.java
index 7a19e9fbf8..e774ad489a 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/timeseries/AggregatePartitionsFunction.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/timeseries/AggregatePartitionsFunction.java
@@ -49,12 +49,13 @@ public class AggregatePartitionsFunction implements com.google.common.util.concu
     private static final int BOOL_CNT_POS = 2;
     private static final int STR_CNT_POS = 3;
     private static final int JSON_CNT_POS = 4;
-    private static final int LONG_POS = 5;
-    private static final int DOUBLE_POS = 6;
-    private static final int BOOL_POS = 7;
-    private static final int STR_POS = 8;
-    private static final int JSON_POS = 9;
-    private static final int MAX_TS_POS = 10;
+    private static final int MAX_TS_POS = 5;
+    private static final int LONG_POS = 6;
+    private static final int DOUBLE_POS = 7;
+    private static final int BOOL_POS = 8;
+    private static final int STR_POS = 9;
+    private static final int JSON_POS = 10;
+
 
     private final Aggregation aggregation;
     private final String key;