下载SQL Server 2019 下载地址：链接：点击进入 密码：lan666打开下载后的文件，双击即可双击之后他会新加一个这样的东西，然后点击进入双击，运行安装打开之...
SQL Server 2019Enterprise：HMWJ3-KY3J2-NMVD7-KG4JR-X2G8GEnterprise Core：2C9JR-K3RNG-QD4M4-JQ2HR-8468JStrandard：PMBDC-FXVM3-T777P-N4FY8-PKFF4Web：33QQK-WWQNB-G6T46-C86YB-TX2PHSQL Server 2017Enterprise：TDKQD-PKV44-PJT4N-TCJG2-3YJ6BEnterprise Core：6GPYM-VHN83-PHDM2-Q9T2R-KBV83Strandard：PHDV4-3VJWD-N7JVP-FGPKY-XBV89Web：WV79P-7K6YG-T7QFN-M3WHF-37BXCSQL Server 2016Enterprise：MDCJV-3YX8N-WG89M-KV443-G8249Enterprise Core：TBR8B-BXC4Y-298NV-PYTBY-G3BCPStandard：B9GQY-GBG4J-282NY-QRG4X-KQBCRWeb：BXJTY-X3GNH-WHTHG-8V3XK-T8243SQL Server 2014Business Intelligence：GJPF4-7PTW4-BB9JH-BVP6M-WFTMJDeveloper：82YJF-9RP6B-YQV9M-VXQFR-YJBGXEnterprise：27HMJ-GH7P9-X2TTB-WPHQC-RG79REnterprise Core：TJYBJ-8YGH6-QK2JJ-M9DFB-D7M9DStrandard：P7FRV-Y6X6Y-Y8C6Q-TB4QR-DMTTKWeb：J9MBB-R8PMP-R8WTW-8JJRD-C6GGW