diff --git a/dao/src/main/java/org/thingsboard/server/dao/sqlts/timescale/AggregationRepository.java b/dao/src/main/java/org/thingsboard/server/dao/sqlts/timescale/AggregationRepository.java
index bb0b13f2a6..ed784b96ba 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/sqlts/timescale/AggregationRepository.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/sqlts/timescale/AggregationRepository.java
@@ -40,9 +40,9 @@ public class AggregationRepository {
 
     public static final String FIND_AVG_QUERY = "SELECT time_bucket(:timeBucket, tskv.ts) AS tsBucket, :timeBucket AS interval, SUM(COALESCE(tskv.long_v, 0)) AS longValue, SUM(COALESCE(tskv.dbl_v, 0.0)) AS doubleValue, SUM(CASE WHEN tskv.long_v IS NULL THEN 0 ELSE 1 END) AS longCountValue, SUM(CASE WHEN tskv.dbl_v IS NULL THEN 0 ELSE 1 END) AS doubleCountValue, null AS strValue, 'AVG' AS aggType ";
 
-    public static final String FIND_MAX_QUERY = "SELECT time_bucket(:timeBucket, tskv.ts) AS tsBucket, :timeBucket AS interval, MAX(COALESCE(tskv.long_v, -9223372036854775807)) AS longValue, MAX(COALESCE(tskv.dbl_v, -1.79769E+308)) as doubleValue, SUM(CASE WHEN tskv.long_v IS NULL THEN 0 ELSE 1 END) AS longCountValue, SUM(CASE WHEN tskv.dbl_v IS NULL THEN 0 ELSE 1 END) AS doubleCountValue, MAX(tskv.str_v) AS strValue, MAX(tskv.json_v) AS jsonValue, 'MAX' AS aggType ";
+    public static final String FIND_MAX_QUERY = "SELECT time_bucket(:timeBucket, tskv.ts) AS tsBucket, :timeBucket AS interval, MAX(COALESCE(tskv.long_v, -9223372036854775807)) AS longValue, MAX(COALESCE(tskv.dbl_v, -1.79769E+308)) as doubleValue, SUM(CASE WHEN tskv.long_v IS NULL THEN 0 ELSE 1 END) AS longCountValue, SUM(CASE WHEN tskv.dbl_v IS NULL THEN 0 ELSE 1 END) AS doubleCountValue, MAX(tskv.str_v) AS strValue, 'MAX' AS aggType ";
 
-    public static final String FIND_MIN_QUERY = "SELECT time_bucket(:timeBucket, tskv.ts) AS tsBucket, :timeBucket AS interval, MIN(COALESCE(tskv.long_v, 9223372036854775807)) AS longValue, MIN(COALESCE(tskv.dbl_v, 1.79769E+308)) as doubleValue, SUM(CASE WHEN tskv.long_v IS NULL THEN 0 ELSE 1 END) AS longCountValue, SUM(CASE WHEN tskv.dbl_v IS NULL THEN 0 ELSE 1 END) AS doubleCountValue, MIN(tskv.str_v) AS strValue, MIN(tskv.json_v) AS jsonValue,'MIN' AS aggType ";
+    public static final String FIND_MIN_QUERY = "SELECT time_bucket(:timeBucket, tskv.ts) AS tsBucket, :timeBucket AS interval, MIN(COALESCE(tskv.long_v, 9223372036854775807)) AS longValue, MIN(COALESCE(tskv.dbl_v, 1.79769E+308)) as doubleValue, SUM(CASE WHEN tskv.long_v IS NULL THEN 0 ELSE 1 END) AS longCountValue, SUM(CASE WHEN tskv.dbl_v IS NULL THEN 0 ELSE 1 END) AS doubleCountValue, MIN(tskv.str_v) AS strValue, 'MIN' AS aggType ";
 
     public static final String FIND_SUM_QUERY = "SELECT time_bucket(:timeBucket, tskv.ts) AS tsBucket, :timeBucket AS interval, SUM(COALESCE(tskv.long_v, 0)) AS longValue, SUM(COALESCE(tskv.dbl_v, 0.0)) AS doubleValue, SUM(CASE WHEN tskv.long_v IS NULL THEN 0 ELSE 1 END) AS longCountValue, SUM(CASE WHEN tskv.dbl_v IS NULL THEN 0 ELSE 1 END) AS doubleCountValue, null AS strValue, null AS jsonValue, 'SUM' AS aggType ";