update replica number in case and only left the scenario of 3 replica

tests/parallel_test/cases.task

@@ -342,6 +342,8 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/function_diff.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/tagFilter.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/projectionDesc.py
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/ts_3398.py -N 3 -n 3
+
 ,,n,system-test,python3 ./test.py -f 2-query/queryQnode.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode1mnode.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode2mnode.py -N 5

tests/system-test/2-query/ts_3398.py

+from util.log import *
+from util.sql import *
+from util.cases import *
+from util.sqlset import *
+import datetime
+
+
+class TDTestCase:
+    """This test case is used to verify the aliasName of Node structure is not truncated
+    when sum clause is more than 65 bits.
+    """
+    def init(self, conn, logSql, replicaVar=1):
+        self.replicaVar = int(replicaVar)
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), False)
+
+    def run(self):
+        # test case for https://jira.taosdata.com:18080/browse/TS-3405:
+        # create db
+        ret = tdSql.execute("CREATE DATABASE IF NOT EXISTS statistics1 REPLICA {} DURATION 14400m KEEP 5256000m,5256000m,5256000m PRECISION 'ms' MINROWS 100 MAXROWS 4096 COMP 2;".format(self.replicaVar))
+        tdSql.execute("use statistics1;")
+
+        # create stable
+        ret = tdSql.execute("CREATE STABLE IF NOT EXISTS statistics1.`g`(`day` timestamp,`run_state` tinyint) TAGS(`vin` binary(32));")
+        ret = tdSql.execute("CREATE STABLE IF NOT EXISTS statistics1.`b`(`day` timestamp, `total_heart` int) TAGS(`vin` binary(32));")
+        ret = tdSql.execute("CREATE STABLE IF NOT EXISTS statistics1.`tg`(`day` timestamp,`lt_4177` int,`f30_4177` int, `f35_4177` int) TAGS(`vin` binary(32));")
+
+        # insert the data to table
+        ret = tdSql.execute("insert into d1001 using statistics1.`g` tags('NJHYNBSAS0000061') values (%s, %d)" % ("'2023-05-01'", 99))
+        ret = tdSql.execute("insert into d2001 using statistics1.`b` tags('NJHYNBSAS0000061') values (%s, %d)" % ("'2023-05-01'", 99))
+        ret = tdSql.execute("insert into d3001 using statistics1.`tg` tags('NJHYNBSAS0000061') values (%s, %d, %d, %d)" % ("'2023-05-01'", 99, 99, 99))
+
+        # execute the sql statements
+        ret = tdSql.query("SELECT b.`day` `day`,sum(CASE WHEN tg.lt_4177 IS NULL THEN 0 ELSE tg.lt_4177 END \
+            + CASE WHEN tg.f35_4177 IS NULL THEN 0 ELSE tg.f35_4177 END) / 3600 es0,sum(CASE WHEN tg.lt_4177 \
+                IS NULL THEN 0 ELSE tg.lt_4177 END + CASE WHEN tg.f35_4177 IS NULL THEN 0 ELSE tg.f35_4177 \
+                    END + CASE WHEN tg.f30_4177 IS NULL THEN 0 ELSE tg.f30_4177 END) / 3600 es1 FROM \
+                        statistics1.b b,statistics1.tg tg,statistics1.g g WHERE b.`day` = tg.`day` AND g.`day` = b.`day` \
+                            AND b.vin = tg.vin AND b.vin = g.vin AND b.`day` BETWEEN '2023-05-01' AND '2023-05-05' \
+                                AND b.vin = 'NJHYNBSAS0000061' AND g.vin IS NOT NULL AND b.vin IS NOT NULL AND tg.vin IS NOT NULL \
+                                    GROUP BY b.`day`;")
+        # check the result
+        if 0.055 in tdSql.queryResult[0] and 0.0825 in tdSql.queryResult[0]:
+            tdLog.info("query result is correct")
+        else:
+            tdLog.info("query result is wrong")
+
+    def stop(self):
+        # clear the db
+        tdSql.execute("drop database if exists statistics1;")
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())