diff --git a/tests/pytest/table/create.py b/tests/pytest/table/create.py
index ecd4d011418ed7eca0d028262159c5614c0f490c..36cdf8a6214eda3e86b0bbe8a1ec542934ca475a 100644
--- a/tests/pytest/table/create.py
+++ b/tests/pytest/table/create.py
@@ -13,6 +13,8 @@
 
 import sys
 import taos
+import time
+import os
 from util.log import tdLog
 from util.cases import tdCases
 from util.sql import tdSql
@@ -23,7 +25,34 @@ class TDTestCase:
         tdLog.debug("start to execute %s" % __file__)
         tdSql.init(conn.cursor(), logSql)
 
+        now = time.time()
+        self.ts = int(round(now * 1000))
+
+    def getBuildPath(self):
+        selfPath = os.path.dirname(os.path.realpath(__file__))
+
+        if ("community" in selfPath):
+            projPath = selfPath[:selfPath.find("community")]
+        else:
+            projPath = selfPath[:selfPath.find("tests")]
+
+        for root, dirs, files in os.walk(projPath):
+            if ("taosd" in files):
+                rootRealPath = os.path.dirname(os.path.realpath(root))
+                if ("packaging" not in rootRealPath):
+                    buildPath = root[:len(root)-len("/build/bin")]
+                    break
+        return buildPath
+
     def run(self):
+        buildPath = self.getBuildPath()
+        if (buildPath == ""):
+            tdLog.exit("taosd not found!")
+        else:
+            tdLog.info("taosd found in %s" % buildPath)
+        binPath = buildPath+ "/build/bin/"
+
+        os.system("rm -rf table/create1.py.sql")
         tdSql.prepare()
 
         print("==============step1")
@@ -55,13 +84,274 @@ class TDTestCase:
 
         tdSql.query("show stables like 'st%' ")
         tdSql.checkRows(3)
-        
+
         # case for defect: https://jira.taosdata.com:18080/browse/TD-2693
         tdSql.execute("create database db2")
         tdSql.execute("use db2")
         tdSql.execute("create table stb(ts timestamp, c int) tags(t int)")
         tdSql.error("insert into db2.tb6 using db2.stb tags(1) values(now 1) tb2 using db2. tags( )values(now 2)")
+
+
+        print("==============new version [escape character] for stable==============")
+        print("==============step1,#create db.stable,db.table; insert db.table; show db.table; select db.table; drop db.table;")
+        print("prepare data")
         
+        self.stb1 = "stable_1~!@#$%^&*()-_+=[]{}':,<.>/?stST13579"
+        self.tb1 = "table_1~!@#$%^&*()-_+=[]{}':,<.>/?stST13579"
+
+        tdSql.execute("create stable db.`%s` (ts timestamp, i int) tags(j int)" %self.stb1)
+        tdSql.query("describe db.`%s` ; " %self.stb1)
+        tdSql.checkRows(3)
+
+        tdSql.query("select _block_dist() from db.`%s` ; " %self.stb1)
+        tdSql.checkRows(0)
+
+        tdSql.query("show create stable db.`%s` ; " %self.stb1)
+        tdSql.checkData(0, 0, self.stb1)
+        tdSql.checkData(0, 1, "create table `%s` (ts TIMESTAMP,i INT) TAGS (j INT)" %self.stb1)
+
+        tdSql.execute("create table db.`table!1` using db.`%s` tags(1)" %self.stb1)
+        tdSql.query("describe db.`table!1` ; ")
+        tdSql.checkRows(3)
+
+        time.sleep(10)
+        tdSql.query("show create table db.`table!1` ; ")
+        tdSql.checkData(0, 0, "table!1")
+        tdSql.checkData(0, 1, "CREATE TABLE `table!1` USING `%s` TAGS (1)" %self.stb1)
+        tdSql.execute("insert into db.`table!1` values(now, 1)")
+        tdSql.query("select * from  db.`table!1`; ")
+        tdSql.checkRows(1)
+        tdSql.query("select count(*) from  db.`table!1`; ")
+        tdSql.checkData(0, 0, 1)       
+        tdSql.query("select _block_dist() from db.`%s` ; " %self.stb1)
+        tdSql.checkRows(1)
+
+        tdSql.execute("create table db.`%s` using db.`%s` tags(1)" %(self.tb1,self.stb1))
+        tdSql.query("describe db.`%s` ; " %self.tb1)
+        tdSql.checkRows(3)
+        tdSql.query("show create table db.`%s` ; " %self.tb1)
+        tdSql.checkData(0, 0, self.tb1)
+        tdSql.checkData(0, 1, "CREATE TABLE `%s` USING `%s` TAGS (1)" %(self.tb1,self.stb1))
+        tdSql.execute("insert into db.`%s`  values(now, 1)" %self.tb1)
+        tdSql.query("select * from  db.`%s` ; " %self.tb1)
+        tdSql.checkRows(1)
+        tdSql.query("select count(*) from  db.`%s`; "  %self.tb1)
+        tdSql.checkData(0, 0, 1)
+        #time.sleep(10)
+        tdSql.query("select * from  db.`%s` ; "  %self.stb1)
+        tdSql.checkRows(2)
+        tdSql.query("select count(*) from  db.`%s`; " %self.stb1)
+        tdSql.checkData(0, 0, 2)
+
+        tdSql.query("select * from (select * from db.`%s`) ; " %self.stb1)
+        tdSql.checkRows(2)
+        tdSql.query("select count(*) from (select * from db.`%s`) ; " %self.stb1)
+        tdSql.checkData(0, 0, 2)
+
+        tdSql.query("show db.stables like 'stable_1%' ")
+        tdSql.checkRows(1)
+        tdSql.query("show db.tables like 'table%' ")
+        tdSql.checkRows(2)
+
+        #TD-10531 tbname is not support
+        # tdSql.execute("select * from db.`%s` where tbname = db.`%s`;"  %(self.stb1,self.tb1))
+        # tdSql.checkRows(1)
+        # tdSql.execute("select count(*) from db.`%s` where tbname in (db.`%s`,db.`table!1`);"  %(self.stb1,self.tb1))
+        # tdSql.checkRows(4)
+
+        print("==============old scene is not change, max length : database.name + table.name <= 192")
+        self.tb192old = "table192table192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192"
+        tdSql.execute("create table db.%s using db.st tags(1)" %self.tb192old)
+        tdSql.query("describe db.%s ; " %self.tb192old)
+        tdSql.checkRows(3)
+        tdSql.query("show db.tables like 'table192%' ")
+        tdSql.checkRows(1)
+        self.tb193old = "table193table192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192oldtable192o"
+        tdSql.error("create table db.%s using db.st tags(1)" %self.tb193old)
+        
+        print("==============new scene `***` is change, max length : `table.name` <= 192 ,not include database.name")
+        self.tb192new = "table_192~!@#$%^&*()-_+=[]{}':,<.>/?stST0123456789table_192~!@#$%^&*()-_+=[]{}':,<.>/?stST0123456789table_192~!@#$%^&*()-_+=[]{}':,<.>/?stST0123456789table_192~!@#$%^&*()-_+=[]{}':,<.>/?stST12"
+        tdSql.execute("create table db.`%s` using db.`%s` tags(1)" %(self.tb192new,self.stb1))
+        tdSql.query("describe db.`%s` ; " %self.tb192new)
+        tdSql.checkRows(3)
+        tdSql.query("show db.tables like 'table_192%' ")
+        tdSql.checkRows(1)
+        self.tb193new = "table_193~!@#$%^&*()-_+=[]{}':,<.>/?stST0123456789table_192~!@#$%^&*()-_+=[]{}':,<.>/?stST0123456789table_192~!@#$%^&*()-_+=[]{}':,<.>/?stST0123456789table_192~!@#$%^&*()-_+=[]{}':,<.>/?stST123"
+        tdSql.error("create table db.`%s` using db.`%s` tags(1)" %(self.tb193new,self.stb1))
+        
+
+
+        self.cr_tb1 = "create_table_1~!@#$%^&*()-_+=[]{}':,<.>/?stST13579"
+        tdSql.execute("create table db.`%s` as select avg(i) from db.`%s` where ts > now interval(1m) sliding(30s);" %(self.cr_tb1,self.stb1))
+        tdSql.query("show db.tables like 'create_table_%' ")
+        tdSql.checkRows(1)
+
+        print("==============drop table\stable")
+        try:
+            tdSql.execute("drop table db.`%s` " %self.tb1)
+        except Exception as e:
+            tdLog.exit(e)
+
+        tdSql.error("select * from db.`%s`" %self.tb1)
+        tdSql.query("show db.stables like 'stable_1%' ")
+        tdSql.checkRows(1)
+
+        try:
+            tdSql.execute("drop table db.`%s` " %self.stb1)
+        except Exception as e:
+            tdLog.exit(e)
+
+        tdSql.error("select * from db.`%s`" %self.tb1)
+        tdSql.error("select * from db.`%s`" %self.stb1)
+       
+        
+        print("==============step2,#create stable,table; insert table; show table; select table; drop table")
+        
+        self.stb2 = "stable_2~!@#$%^&*()-_+=[]{}';:,<.>/?stST24680~!@#$%^&*()-_+=[]{}"
+        self.tb2 = "table_2~!@#$%^&*()-_+=[]{}';:,<.>/?stST24680~!@#$%^&*()-_+=[]{}"
+
+        tdSql.execute("create stable `%s` (ts timestamp, i int) tags(j int);" %self.stb2)
+        tdSql.query("describe `%s` ; "%self.stb2)
+        tdSql.checkRows(3)
+
+        tdSql.query("select _block_dist() from `%s` ; " %self.stb2)
+        tdSql.checkRows(0)
+
+        tdSql.query("show create stable `%s` ; " %self.stb2)
+        tdSql.checkData(0, 0, self.stb2)
+        tdSql.checkData(0, 1, "create table `%s` (ts TIMESTAMP,i INT) TAGS (j INT)" %self.stb2)
+
+        tdSql.execute("create table `table!2` using `%s` tags(1)" %self.stb2)
+        tdSql.query("describe `table!2` ; ")
+        tdSql.checkRows(3)
+
+        time.sleep(10)
+
+        tdSql.query("show create table `table!2` ; ")
+        tdSql.checkData(0, 0, "table!2")
+        tdSql.checkData(0, 1, "CREATE TABLE `table!2` USING `%s` TAGS (1)" %self.stb2)
+        tdSql.execute("insert into `table!2` values(now, 1)")
+        tdSql.query("select * from  `table!2`; ")
+        tdSql.checkRows(1)
+        tdSql.query("select count(*) from  `table!2`; ")
+        tdSql.checkData(0, 0, 1)
+        tdSql.query("select _block_dist() from `%s` ; " %self.stb2)
+        tdSql.checkRows(1)
+
+        tdSql.execute("create table `%s` using `%s` tags(1)" %(self.tb2,self.stb2))
+        tdSql.query("describe `%s` ; " %self.tb2)
+        tdSql.checkRows(3)
+        tdSql.query("show create table `%s` ; " %self.tb2)
+        tdSql.checkData(0, 0, self.tb2)
+        tdSql.checkData(0, 1, "CREATE TABLE `%s` USING `%s` TAGS (1)" %(self.tb2,self.stb2))
+        tdSql.execute("insert into `%s`  values(now, 1)" %self.tb2)
+        tdSql.query("select * from  `%s` ; " %self.tb2)
+        tdSql.checkRows(1)
+        tdSql.query("select count(*) from  `%s`; " %self.tb2)
+        tdSql.checkData(0, 0, 1)
+        tdSql.query("select * from  `%s` ; " %self.stb2)
+        tdSql.checkRows(2)
+        tdSql.query("select count(*) from  `%s`; " %self.stb2)
+        tdSql.checkData(0, 0, 2)
+
+        tdSql.query("select * from (select * from `%s`) ; "  %self.stb2)
+        tdSql.checkRows(2)
+        tdSql.query("select count(*) from (select * from `%s` ); "  %self.stb2)
+        tdSql.checkData(0, 0, 2)
+
+        tdSql.query("show stables like 'stable_2%' ")
+        tdSql.checkRows(1)
+        tdSql.query("show tables like 'table%' ")
+        tdSql.checkRows(2)
+
+
+        #TD-10531 tbname is not support
+        # tdSql.execute("select * from db.`%s` where tbname = db.`%s`;"  %(self.stb1,self.tb1))
+        # tdSql.checkRows(1)
+        # tdSql.execute("select count(*) from db.`%s` where tbname in (db.`%s`,db.`table!1`);"  %(self.stb1,self.tb1))
+        # tdSql.checkRows(4)
+
+        #TD-10536
+        self.cr_tb2 = "create_table_2~!@#$%^&*()-_+=[]{}';:,<.>/?stST24680~!@#$%^&*()-_+=[]{}"
+        tdSql.execute("create table `%s` as select * from `%s` ;" %(self.cr_tb2,self.stb2))
+        tdSql.query("show db.tables like 'create_table_%' ")
+        tdSql.checkRows(1)
+
+        print("==============drop table\stable")
+        try:
+            tdSql.execute("drop table `%s` " %self.tb2)
+        except Exception as e:
+            tdLog.exit(e)
+
+        tdSql.error("select * from `%s`" %self.tb2)
+        tdSql.query("show stables like 'stable_2%' ")
+        tdSql.checkRows(1)
+
+        try:
+            tdSql.execute("drop table `%s` " %self.stb2)
+        except Exception as e:
+            tdLog.exit(e)
+
+        tdSql.error("select * from `%s`" %self.tb2)
+        tdSql.error("select * from `%s`" %self.stb2)
+
+
+        print("==============step3,#create regular_table; insert regular_table; show regular_table; select regular_table; drop regular_table")
+        self.regular_table = "regular_table~!@#$%^&*()-_+=[]{}';:,<.>/?stST24680~!@#$%^&*()-_+=[]{}"
+        #self.regular_table = "regular_table~!@#$%^&*()-_+=[]{}';:,<.>/?stST24680~!@#$%^&*()-_+=[]{}"
+
+        tdSql.execute("create table `%s` (ts timestamp,i int) ;" %self.regular_table)
+        tdSql.query("describe `%s` ; "%self.regular_table)
+        tdSql.checkRows(2)
+
+        tdSql.query("select _block_dist() from `%s` ; " %self.regular_table)
+        tdSql.checkRows(1)
+
+        tdSql.query("show create table `%s` ; " %self.regular_table)
+        tdSql.checkData(0, 0, self.regular_table)
+        tdSql.checkData(0, 1, "create table `%s` (ts TIMESTAMP,i INT)" %self.regular_table)
+
+        tdSql.execute("insert into `%s`  values(now, 1)" %self.regular_table)
+        tdSql.query("select * from  `%s` ; " %self.regular_table)
+        tdSql.checkRows(1)
+        tdSql.query("select count(*) from  `%s`; " %self.regular_table)
+        tdSql.checkData(0, 0, 1)
+        tdSql.query("select _block_dist() from `%s` ; " %self.regular_table)
+        tdSql.checkRows(1)
+
+        tdSql.query("select * from (select * from `%s`) ; "  %self.regular_table)
+        tdSql.checkRows(1)
+        tdSql.query("select count(*) from (select * from `%s` ); "  %self.regular_table)
+        tdSql.checkData(0, 0, 1)
+
+        tdSql.query("show tables like 'regular_table%' ")
+        tdSql.checkRows(1)
+
+        self.crr_tb = "create_r_table~!@#$%^&*()-_+=[]{}';:,<.>/?stST24680~!@#$%^&*()-_+=[]{}"
+        # tdSql.execute("create table `%s` as select * from `%s` ;" %(self.crr_tb,self.regular_table))
+        # tdSql.query("show db.tables like 'create_r_table%' ")
+        # tdSql.checkRows(1)
+
+        print("==============drop table\stable")
+        try:
+            tdSql.execute("drop table `%s` " %self.regular_table)
+        except Exception as e:
+            tdLog.exit(e)
+
+        tdSql.error("select * from `%s`" %self.regular_table)
+        
+
+        #表名：192个字符，还要包含前面的数据库名
+        #taosdemo 建数据库表 # 单独放
+        # self.tsdemo = "tsdemo~!@#$%^&*()-_+=[]{}"
+        # os.system("%staosdemo -d test -m `%s` -t 10 -n 100 -l 10 -y " % (binPath,self.tsdemo))
+        # tdSql.execute("use #!#!#!")
+        # tdSql.query("select count (tbname) from #!#!#!")
+        # tdSql.checkData(0, 0, 1000)
+
+   
+
+
     def stop(self):
         tdSql.close()
         tdLog.success("%s successfully executed" % __file__)