PTTFM-X467G-P7RH2-3Q6CG-4DMYB
数据中心版：PTTFM-X467G-P7RH2-3Q6CG-4DMYB 测试可用
开 发者 版：MC46H-JQR3C-2JRHY-XYRKY-QWPVM
企 业 版：R88PF-GMCFT-KM2KR-4R7GB-43K4B
标 准 版：B68Q6-KK2R7-89WGB-6Q9KR-QHFDW
工 作 组版：XQ4CB-VK9P3-4WYYH-4HQX3-K2R6Q
WEB 版：FP4P7-YKG22-WGRVK-MKGMX-V9MTM
SQL Server 2008 R2 Management Studio : “Evaluation period has expired”
How to change the key:
open installation disk, click setup, click maintenance on the 'sql server installation center' wizard, click 'Edition Upgrade' on the right of the wizard window.