Update Statement Query

  • Hi I would like to knw what is the differnce between executing both the update statement.

    when i execute the first update statment inside while loop, for one set of record target colum doesnt update the value. but with the second update statement all the records updated sucessfully. I am confused why it had happend?? any help on this??

    UPDATE SCHEMAMANLOG.TRNMETRICSSETUPMETRICSDIMENSIONS

    SET Target = @NEWGOAL

    where SetupDetailsId in (select SetupDetailsId from SCHEMAMANLOG.TrnMetricsSetupDetails where SetupId= @SETUPID )

    AND DimensionValueId=@DIMENSIONVALUE

    AND SetupDetailsId= @SETUPDET

    set @Query = 'UPDATE SCHEMAMANLOG.TRNMETRICSSETUPMETRICSDIMENSIONS

    SET Target = ' + CAST( @NEWGOAL AS VARCHAR(10)) +'

    where SetupDetailsId in (select SetupDetailsId from SCHEMAMANLOG.TrnMetricsSetupDetails where SetupId=' + CAST( @SETUPID AS VARCHAR(10)) +')

    AND DimensionValueId=' + CAST( @DIMENSIONVALUE AS VARCHAR(10)) +'

    AND SetupDetailsId=' + CAST( @SETUPDET AS VARCHAR(10)) +''

    exec(@Query)

  • Both queries look the same to me ...

    Except for the cast clauses used with the second one !

    Are you sure your @varriable-content isn't longer than 10 characters ?

    where SetupDetailsId in (select SetupDetailsId

    from SCHEMAMANLOG.TrnMetricsSetupDetails

    where SetupId=' + CAST(@SETUPID AS VARCHAR(10)) + ')

    AND DimensionValueId=' + CAST(@DIMENSIONVALUE AS VARCHAR(10)) + '

    AND SetupDetailsId=' + CAST(@SETUPDET AS VARCHAR(10)) + ''

    Johan

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  • Yes I am passing only value to this

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