Merge pull request #2376 from taosdata/altertablecrash

add cases to reproduce alter table crash

tests/pytest/alter/alter_table_crash.py

+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+import taos
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.dnodes import *
+
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor())
+
+    def run(self):
+        tdSql.prepare()
+
+        print("==============Case 1: add column, restart taosd, drop the same colum then add it back")
+        tdSql.execute(
+            "create table st(ts timestamp, speed int) tags(loc nchar(20))")
+        tdSql.execute(
+            "insert into t1 using st tags('beijing') values(now, 1)")
+        tdSql.execute(
+            "alter table st add column tbcol binary(20)")
+
+        # restart taosd
+        tdDnodes.forcestop(1)
+        tdDnodes.start(1)
+
+        tdSql.execute(
+            "alter table st drop column tbcol")
+        tdSql.execute(
+            "alter table st add column tbcol binary(20)")
+
+        tdSql.query("select * from st")
+        tdSql.checkRows(1)
+
+
+        print("==============Case 2: keep adding columns, restart taosd")
+        tdSql.execute(
+            "create table dt(ts timestamp, tbcol1 tinyint) tags(tgcol1 tinyint)")
+        tdSql.execute(
+            "alter table dt add column tbcol2 int")
+        tdSql.execute(
+            "alter table dt add column tbcol3 smallint")
+        tdSql.execute(
+            "alter table dt add column tbcol4 bigint")
+        tdSql.execute(
+            "alter table dt add column tbcol5 float")
+        tdSql.execute(
+            "alter table dt add column tbcol6 double")
+        tdSql.execute(
+            "alter table dt add column tbcol7 bool")
+        tdSql.execute(
+            "alter table dt add column tbcol8 nchar(20)")
+        tdSql.execute(
+            "alter table dt add column tbcol9 binary(20)")
+
+        # restart taosd
+        tdDnodes.forcestop(1)
+        tdDnodes.start(1)
+
+        tdSql.query("select * from st")
+        tdSql.checkRows(0)
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())

tests/pytest/fulltest.sh

@@ -141,7 +141,11 @@ python3 ./test.py -f query/filterAllIntTypes.py
 python3 ./test.py -f query/filterFloatAndDouble.py
 python3 ./test.py -f query/filterOtherTypes.py
 python3 ./test.py -f query/querySort.py
+python3 ./test.py -f query/queryJoin.py
 
 #stream
 python3 ./test.py -f stream/stream1.py
 python3 ./test.py -f stream/stream2.py
+
+#alter table
+python3 ./test.py -f alter/alter_table_crash.py
\ No newline at end of file