1，Install CUBRID database in CentOS
2，CM cames form ...\share\ctools\builds\01_cm \20131211_0323\CUBRIDManager-2013-build-0323-windows-x64.exe
3, Install CM
4, Login in CMS instance with default setting
5, Open ERD->tow some tables onto ERD canvas
6, Leave the mouse on the line
7, Check the pks which has relationship.
8, The feature is OK.