[CMT2][BUG] In step4, can change view sql, but when migrate, it will be error

1 Do migration from mysql to CUBRID,choose view
2 Goto step4, change view sql,such as:

from: select "code"."s_name" AS "s_name","code"."f_name" AS "f_name",concat("code"."s_name","code"."f_name") AS "name" from "code"
to: select "code"."s_name" AS "s_name","code"."f_name" AS "f_name" from "code"

3 Do migration.

Actual result:
It will pop the error as attachment.