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Microsoft.SqlServer.Management.Smo.Server object may return null computername , we need resolve such situation
resolve issue dataplat#6632
using datalength to replace len, which will works on sql 2012,2014,2016
handle null computername
handle null computername
wsmelton
reviewed
Jul 1, 2020
| # key_id 102 eq service master key, thumbprint 3 means encrypted with machinekey | ||
| Write-Message -Level Verbose -Message "Querying service master key" | ||
| $sql = "SELECT substring(crypt_property,9,len(crypt_property)-8) as smk FROM sys.key_encryptions WHERE key_id=102 and (thumbprint=0x03 or thumbprint=0x0300000001)" | ||
| $sql = "SELECT substring(crypt_property,9,datalength(crypt_property)-8) as smk FROM sys.key_encryptions WHERE key_id=102 and (thumbprint=0x03 or thumbprint=0x0300000001)" |
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What purpose does this change serve?
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LEN returns the number of characters in the string, DATALENGTH returns the number of bytes.
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i just see it here and did a test on my env and it works:
bugal/Powershell-Modules@606153b
there are other fix to workground for SQL cluster too ,you may need this NetSPI/Powershell-Modules#9
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I'm closing this PR as this change and the error provided are not reproducible by our test or manual testing I've done in my lab. Discussion can continue in your issue. |
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Type of Change
Purpose
[Microsoft.SqlServer.Management.Smo.Servermay return null computername ,so Resolve-NetBiosName、Resolve-SqlIpAddress will return null too, and cause other function fails.Approach
modify Resolve-NetBiosName and Resolve-SqlIpAddress to handle null computername .
Commands to test
Screenshots
Learning