SQL Server卸载清理
SQL Server卸载清理步骤正常卸载，卸不掉的用Uninstall Tool强制删除用Windows Install Clean Up删除剩余的项目删除注册表HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft ODBC Driver 13 for SQL Server
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\...
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SQL Server备份和恢复
备份完整备份backup database [db1] to disk = N'E:\Backup\db1.bak' with init;差异备份backup database [db1] to disk=N'E:\Backup\db1_diff.bak' with init,differential;备份文件按日期命名新建存储过程Backup_db1，备份数据库db1USE [db1]
...
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编译安装shadowsocks-libev提示"undefined reference to `sodium_increment"
错误信息ss_local-aead.o: In function `aead_cipher_decrypt':
/root/shadowsocks-libev/src/aead.c:213: undefined reference to `crypto_aead_chacha20poly1305_ietf_decrypt'
/root/shadowsocks-libev/src/aead.c...
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