diff --git a/tests/pytest/insert/binary.py b/tests/pytest/insert/binary.py
index 9989865f96af21d5d806c42660a79f1be62b5b4c..e254fb1438b7d7363dd2edb695087c95c2b10a91 100644
--- a/tests/pytest/insert/binary.py
+++ b/tests/pytest/insert/binary.py
@@ -27,8 +27,8 @@ class TDTestCase:
         tdSql.query('select speed from tb order by ts desc')
         tdLog.info('tdSql.checkRow(1)')
         tdSql.checkRows(1)
-        tdLog.info('tdSql.checkData(0, 0, 1234)')
-        tdSql.checkData(0, 0, 1234)
+        tdLog.info("tdSql.checkData(0, 0, '1234')")
+        tdSql.checkData(0, 0, '1234')
         tdLog.info('=============== step3')
         tdLog.info("insert into tb values (now+2a, '23456')")
         tdSql.execute("insert into tb values (now+2a, '23456')")
@@ -37,8 +37,8 @@ class TDTestCase:
         tdLog.info('tdSql.checkRow(2)')
         tdSql.checkRows(2)
         tdLog.info('==> $data00')
-        tdLog.info('tdSql.checkData(0, 0, 23456)')
-        tdSql.checkData(0, 0, 23456)
+        tdLog.info("tdSql.checkData(0, 0, '23456')")
+        tdSql.checkData(0, 0, '23456')
         tdLog.info('=============== step4')
         tdLog.info("insert into tb values (now+3a, '345678')")
         tdSql.error("insert into tb values (now+3a, '345678')")
@@ -49,8 +49,8 @@ class TDTestCase:
         tdLog.info('tdSql.checkRow(3)')
         tdSql.checkRows(3)
         tdLog.info('==> $data00')
-        tdLog.info('tdSql.checkData(0, 0, 34567)')
-        tdSql.checkData(0, 0, 34567)
+        tdLog.info("tdSql.checkData(0, 0, '34567')")
+        tdSql.checkData(0, 0, '34567')
         tdLog.info('drop database db')
         tdSql.execute('drop database db')
         tdLog.info('show databases')
diff --git a/tests/pytest/util/sql.py b/tests/pytest/util/sql.py
index a1f7dd2f6468be7dee1d23e3d64d6070e7540e28..0e7e186206b85f38babe3a9c0aceb42c996c0820 100644
--- a/tests/pytest/util/sql.py
+++ b/tests/pytest/util/sql.py
@@ -93,6 +93,9 @@ class TDSql:
         if data is None:
             tdLog.info("sql:%.40s, row:%d col:%d data:%s == expect:%s" %
                        (self.sql, row, col, self.queryResult[row][col], data))
+        elif isinstance(data, str):
+            tdLog.info("sql:%.40s, row:%d col:%d data:%s == expect:%s" %
+                       (self.sql, row, col, self.queryResult[row][col], data))
         elif isinstance(data, datetime.date):
             tdLog.info("sql:%.40s, row:%d col:%d data:%s == expect:%s" %
                        (self.sql, row, col, self.queryResult[row][col], data))