1 Why can't I concatenate a value in the second part of the ISNULL statement? 1 SQL Server NULLvalues and Concatenation 42 SQL using If Not Null on a Concatenation 2 Concatenate a column only if its not NULL 2 SQL Server : concatenate values and ignore null or blank values 0 Qu...
But, NULLIF(TRIM([s].[STUD_Surname]), '') IS NOT NULL is apparently not valid? Is my best option to just switch out the NULLIF for an ISNULL in the WHEN MATCHED clause... Or am I missing something that'll make it more efficient? sql sql-server nullif Share Improve this question ...
可以繫結 DBTYPE_NULL 和 DBTYPE_EMPTY 用於輸入參數,但是不能用於輸出參數或結果。 當針對輸入參數來繫結時,狀態必須設定為 DBSTATUS_S_ISNULL 或 DBSTATUS_S_DEFAULT。 DBTYPE_UDT 也可以轉換成 DBTYPE_EMPTY 和 DBTYPE_NULL,但是 DBTYPE_NULL 和 DBTYPE_EMPTY 無法轉換成 DBTYPE_UDT。 這與...
(And in case you're wondering why I use COALESCE instead of ISNULL. That said, the COALESCE/ISNULL is really meaningless here, because the COALESCEd value (0) will only potentially meet the < 25000 criteria - and I'm not sure that's what you intended at all.)Share Improve this answer...
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the both expressions can returnNULL;NEWIDis defined as nullable soISNULL(NEWID(),NEWID())is ...
ISNULL(baset.[name], N'') AS [SystemType], CAST(CASE WHEN baset.[name] IN (N'char', N'varchar', N'binary', N'varbinary', N'nchar', N'nvarchar') THEN clmns.prec ELSE clmns.length END AS int) AS [Length], CAST(clmns.xprec AS tinyint) AS [NumericPrecision], ...
Please start any new threads on our new site at All Forums SQL Server 2000 Forums Transact-SQL (2000) Using COALESCE with LIKE
SET @DBWhere = CASE WHEN @DBWhere IS NULL THEN '' ELSE ' WHERE (' + @Cash + ') AND 0 = 0' END SET @Some = ISNULL(@PCAdmin,'NA') SET @Task = 'SELECT * INTO ' + @DBAE + ' FROM ' + @Bank + ' AS T WHERE 0 = 1' ...
This has two issues. First, theDATEPART()result is anint, but the code tries to compare it ...