declare @sqlProductVersion sql_variant
declare @sqlProductLevel sql_variant
declare @sqlEdition sql_variant
declare @sqlLicenseType sql_variant
declare @sqlNumLicenses sql_variant

select @sqlProductVersion = SERVERPROPERTY('productversion')
select @sqlProductLevel = SERVERPROPERTY('productlevel')
select @sqlEdition = SERVERPROPERTY('edition')
select @sqlEdition = SERVERPROPERTY('LicenseType')
select @sqlEdition = SERVERPROPERTY('NumLicenses')

EXEC master..xp_regwrite
     @rootkey='HKEY_LOCAL_MACHINE',
     @key='SOFTWARE\SQLInfo',
     @value_name='SQL Product Version',
     @type='REG_SZ',
     @value=@sqlProductVersion

EXEC master..xp_regwrite
     @rootkey='HKEY_LOCAL_MACHINE',
     @key='SOFTWARE\SQLInfo',
     @value_name='SQL Product Level',
     @type='REG_SZ',
     @value=@sqlProductLevel

EXEC master..xp_regwrite
     @rootkey='HKEY_LOCAL_MACHINE',
     @key='SOFTWARE\SQLInfo',
     @value_name='SQL Edition',
     @type='REG_SZ',
     @value=@sqlEdition

EXEC master..xp_regwrite
     @rootkey='HKEY_LOCAL_MACHINE',
     @key='SOFTWARE\SQLInfo',
     @value_name='License Type',
     @type='REG_SZ',
     @value=@sqlLicenseType

EXEC master..xp_regwrite
     @rootkey='HKEY_LOCAL_MACHINE',
     @key='SOFTWARE\SQLInfo',
     @value_name='License #',
     @type='REG_SZ',
     @value=@sqlNumLicenses

set @sqlProductVersion = NULL
set @sqlProductLevel = NULL
set @sqlEdition = NULL
set @sqlLicenseType = NULL
set @sqlNumLicenses = NULL