「T-SQL」論理演算子の否定(NOT)のサンプル

構文
if NOT(条件式)

使用例

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CREATE PROCEDURE dbo.TESTA
AS
BEGIN
DECLARE @cftA INT
DECLARE @res VARCHAR(30)
SET @cftA = 22
IF NOT (@cftA = 23)
SET @res = '444'
ELSE
SET @res = '555'
PRINT @res
END
CREATE PROCEDURE dbo.TESTA AS BEGIN DECLARE @cftA INT DECLARE @res VARCHAR(30) SET @cftA = 22 IF NOT (@cftA = 23) SET @res = '444' ELSE SET @res = '555' PRINT @res END
CREATE PROCEDURE dbo.TESTA
AS
BEGIN
      DECLARE @cftA INT
      DECLARE @res VARCHAR(30)
      SET @cftA = 22

      IF NOT (@cftA = 23) 
            SET @res = '444'
      ELSE
            SET @res = '555'
            
      PRINT @res 
END

結果
444

SQLServer

Posted by arkgame