OS:win 7 32bit
CM:CUBRID 2008 R4.1 (8.4.1.0011) (64bit release build for linux_gnu)
CMT:Version:R2.0 Build id:22.214.171.12499
1.mysql: refer to the attachment.
2.do migration(use default target type:bit) and check the target data.
It's not a bug, data has not been lost.
The different of them is just in displaying.
fixed in the version cmt126.96.36.19949