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mvillegascuellar/set_select_sinvalor.sql

Created August 7, 2018 19:40
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set_select_sinvalor.sql
DECLARE @v int = 0
SET @v = (SELECT database_id FROM sys.databases WHERE 1=2)
SELECT @v -- NULL
GO
DECLARE @v int = 0
SELECT @v = database_id FROM sys.databases WHERE 1=2
SELECT @v -- 0
GO
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