Express，Express Edition为免费版本有功能限制，可下载其他版本在 Express 基础上升级，开发版不允许商用

SQL Server 2022

Enterprise[企业版]: J4V48-P8MM4-9N3J9-HD97X-DYMRM
Enterprise Core[按核心许可企业版]: 2Q48Q-PB48J-DRCVN-GB844-X2H4Q
Standard[标准版]: FG86G-CHH2T-CB7NJ-XT7D2-V8V4X
Web[WEB版]: 2R97W-F4XNT-T6MYV-3TKB7-6X3JM
Developer[开发版]: 22222-00000-00000-00000-00000

SQL Server 2019

Enterprise[企业版]：HMWJ3-KY3J2-NMVD7-KG4JR-X2G8G
Enterprise Core[按核心许可企业版]：2C9JR-K3RNG-QD4M4-JQ2HR-8468J
Strandard[标准版]：PMBDC-FXVM3-T777P-N4FY8-PKFF4
Web[WEB版]：33QQK-WWQNB-G6T46-C86YB-TX2PH

SQL Server 2017

Enterprise[企业版]：TDKQD-PKV44-PJT4N-TCJG2-3YJ6B
Enterprise Core[按核心许可企业版]：6GPYM-VHN83-PHDM2-Q9T2R-KBV83
Strandard[标准版]：PHDV4-3VJWD-N7JVP-FGPKY-XBV89
Web[WEB版]：WV79P-7K6YG-T7QFN-M3WHF-37BXC

SQL Server 2016

Enterprise[企业版]：MDCJV-3YX8N-WG89M-KV443-G8249
Enterprise Core[按核心许可企业版]：TBR8B-BXC4Y-298NV-PYTBY-G3BCP
Standard[标准版]：B9GQY-GBG4J-282NY-QRG4X-KQBCR
Web[WEB版]：BXJTY-X3GNH-WHTHG-8V3XK-T8243

SQL Server 2014

Business Intelligence[商业智能版]：GJPF4-7PTW4-BB9JH-BVP6M-WFTMJ
Developer[开发版]：82YJF-9RP6B-YQV9M-VXQFR-YJBGX
Enterprise[企业版]：27HMJ-GH7P9-X2TTB-WPHQC-RG79R
Enterprise Core[按核心许可企业版]：TJYBJ-8YGH6-QK2JJ-M9DFB-D7M9D
Strandard[标准版]：P7FRV-Y6X6Y-Y8C6Q-TB4QR-DMTTK
Web[WEB版]：J9MBB-R8PMP-R8WTW-8JJRD-C6GGW

SQL Server 2012

Developer[开发版]：YQWTX-G8T4R-QW4XX-BVH62-GP68Y
Enterprise[企业版]：748RB-X4T6B-MRM7V-RTVFF-CHC8H
Standard[标准版]：YFC4R-BRRWB-TVP9Y-6WJQ9-MCJQ7
Web[WEB版]：FB3W8-YRXDP-G8F8F-C46KG-Q998F
Standard Core[按核心许可企业版]：FH666-Y346V-7XFQ3-V69JM-RHW28
Business Intelligence[商业智能版]：HRV7T-DVTM4-V6XG8-P36T4-MRYT6

SQL Server 2008 R2

Developer[开发版32位]：MC46H-JQR3C-2JRHY-XYRKY-QWPVM
Developer[开发版64位]：FTMGC-B2J97-PJ4QG-V84YB-MTXX8
Workgroup[工作站版]：XQ4CB-VK9P3-4WYYH-4HQX3-K2R6Q
Web[WEB版]：FP4P7-YKG22-WGRVK-MKGMX-V9MTM
Data Center[数据中心版32位]：PTTFM-X467G-P7RH2-3Q6CG-4DMYB
Data Center[数据中心版64位]：DDT3B-8W62X-P9JD6-8MX7M-HWK38
Enterprise[企业版32位]：R88PF-GMCFT-KM2KR-4R7GB-43K4B
Enterprise[企业版64位]：GYF3T-H2V88-GRPPH-HWRJP-QRTYB
Standard[标准版32位]：CXTFT-74V4Y-9D48T-2DMFW-TX7CY
Standard[标准版64位]：B68Q6-KK2R7-89WGB-6Q9KR-QHFDW

SQL Server 2008

Developer[开发版]: PTTFM-X467G-P7RH2-3Q6CG-4DMYB
Enterprise[企业版]: JD8Y6-HQG69-P9H84-XDTPG-34MBB

SQL Server 2005

Enterprise[企业版32/64位]: WXGDG-DJ8DJ-CC77F-8FDJV-DFBYG
Standard[标准版32/64位]: B4H74-BJX3P-37RX2-J9TTB-H9RMJ
Developer[开发版32/64位]: G9Y4M-86RC4-7MFBD-QTPR8-P2VD3
Workgroup[工作站版32/64位]: RY62Q-9XHXY-FHXK6-CWWJH-2FK4B

SQL Server 2000

Enterprise[企业版]：M4FMF-7FBWJ-QW39C-4HDXR-MWHMD
                   JCYFH-BYJMR-C4PVV-VD9G3-VXDYG
Standard[标准版]：XR6Y2-YK3PK-XWBM9-PVQTR-GMGJM
                 H6TWQ-TQQM8-HXJYG-D69F7-R84VM
                 GXKQH-VGTD2-K8QC4-9H3PK-HY9XW
                 G6TW2-QEQM8-H7JJG-O69F7-NMO9U
Personal[个人版]：B9PY7-9VBBB-RDGRQ-C99CT-DKYVG
                 GXKQH-VGTD2-K8QC4-9H3PK-HY9XW