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Generating Guid.Empty in SQL Server
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| -- | |
| -- 2021-11-24: suggestion from comments: | |
| -- | |
| DECLARE @EmptyEmpty UNIQUEIDENTIFIER = CAST(0x0 AS UNIQUEIDENTIFIER) | |
| SELECT @EmptyEmpty | |
| -- | |
| -- Original | |
| -- | |
| DECLARE @EmptyGuid UNIQUEIDENTIFIER | |
| SET @EmptyGuid = (SELECT CAST(CAST(0 AS BINARY) AS UNIQUEIDENTIFIER)) | |
| -- Single result is 00000000-0000-0000-0000-000000000000 | |
| SELECT @EmptyGuid |
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2 cents:
select cast(0x0 as uniqueidentifier)