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Using CASE Statements In A SQL UPDATE Query - Ben Nadel 30 Aug 2007 ... UPDATE TABLE SET. A (only if its null)= B.a ,X= B.x ... I want to set the age to Null if it is less than 18
青蛙跳跳: SQL UPDATE CASE WHEN 的使用方法 2011年10月20日 - 很不幸的所有的I跟O都對調了，不過還好的是一行SQL就可以解決。 UPDATE Transactions SET TransactionType = ( CASE TransactionType
I want to use CASE statement to update some records in sql ... 2013年4月2日 - I want to use CASE statement to update some records in sql server 2005 ... TestStudents SET LASTNAME = ( CASE WHEN (LASTNAME ...
T-SQL: Using a CASE in an UPDATE statement to update ... 2011年1月28日 - UPDATE table SET (CASE (CONDITION) WHEN TRUE THEN ... The only way to do specifically what you're asking is to use dynamic SQL.
sql - UPDATE with CASE and IN - Oracle - Stack Overflow 2011年3月2日 - The query looks like this i SQL: UPDATE tab1 SET budgpost_gr1= CASE WHEN (budgpost in (1001,1012,50055)) THEN 'BP_GR_A' WHEN ...
Use CASE in the UPDATE statement : Case « Select Query ... p1 Search Engine 120000 p2 Programming 95000 p3 SQL 186500 (3 rows affected) 1> 2> -- Use CASE in the UPDATE statement. 3> 4> UPDATE project SET ...
Head First SQL: Hands-On SQL UPDATE/SET/CASE Hands On SQL. Page 24: UPDATE/SET/CASE. Try updating movie_table with the statements on page 239. UPDATE movie_table SET category = 'drama' where ...
CASE (Transact-SQL) - MSDN - Microsoft CASE 可以用在允許有效運算式的任何陳述式或子句中。 例如，您可以在SELECT、UPDATE、DELETE 和SET 之類的陳述式，以及select_list、IN、WHERE、ORDER ...
亞肯多斯的隨想筆記: SQL Update 特殊寫法 2009年3月9日 - 利用Case When 選擇性的update 欄位內容(Oracle 8.1.7, MsSQL, MySQL ... SQL> update t1 set class = (case when class is null then 'NullValue' ...
