update set case when知識摘要

CASE (Transact-SQL)
SQL Server 在 CASE 運算式中只允許 10 層的巢狀層級。 CASE 運算式無法用於控制 Transact-SQL 陳述式、陳述式區塊、使用者定義函數以及預存程序的執行流程。 如需流程 ...

SQL Server Update: "Using CASE Expressions"
ELSE 'Unknown' END, FROM titles This statement would return results similar to these: Title Price ... ...

Head First SQL: Hands-On SQL UPDATE/SET/CASE
Now try a CASE expression to update all of the categories at once (page 242), then try the exercise on page 245. UPDATE movie_table SET category = CASE WHEN drama = 'T' THEN 'drama' WHEN comedy = 'T' THEN 'comedy' WHEN action = 'T' THEN ...

sql - UPDATE with CASE and IN - Oracle - Stack Overflow
The query looks like this i SQL: UPDATE tab1 SET budgpost_gr1= CASE WHEN (budgpost in (1001,1012,50055)) THEN 'BP_GR_A' WHEN (budgpost in (5,10,98,0)) THEN 'BP_GR_B' WHEN (budgpost in (11,876,7976,67465)) ELSE 'Missing' END ...

Use CASE in the UPDATE statement : Case « Select Query « SQL Server / T-SQL
CASE in the UPDATE statement. 3> 4> UPDATE project SET budget = CASE 5> WHEN budget > 0 and budget < 100000 THEN budget* 1.2 6> WHEN budget > = 100000 and budget < 200000 THEN budget* 1.1 7> ELSE budget* 1> select * from 2 ...

update中應用case...when - 我要飛翔的日誌 - 網易博客
現在有一個問題：比如一次購買了多個東西，需要把這些產品ID存在購物單的1個欄位裡，那麼這就需要用特别符號來分開這些產品ID（比如：111，222，333，444）。在進行update的時候就需要應用case了， update e_ztbg set jddxh=(case isnull(jddxh,'') when ...

Using UPDATE SET CASE WHEN THEN - O'Reilly Forums
Thanks again Tony for replying. I am really just starting with SQL statements. Would it be like this?SELECT page WHERE ID = 1094 or 480 or 14 UPDATE page SET name_link = CASE WHEN `ID`='1094' THEN 'pageone_link_name' WHEN `ID`='480' THEN ...

update case when then 的用法_鳥窩_百度空間
技術交流 網站推薦：http://www.bayinh.com/,update case when then 的用法 ... 註意要加括弧，在更改多個列的時候 ALTER proc usp_clearActiveScoreCalcCommentScore as begin update tbForum set UltimoScore=

sql server update 與case 用法_代碼小卒_新浪博客
ALTER proc usp_clearActiveScoreCalcComm entScore as begin update tbForum set UltimoScore= (case when AllScore-RemainScore=0 and ActivityDegree

Using CASE Statements In A SQL UPDATE Query
Update YourTable SET age=(CASE WHEN CAST(age AS INT) < 18 THEN NULL ELSE age END), salary=(CASE WHEN CAST(salary AS numeric(18,2)) 1000.25 THEN 800.25 ELSE salary END) Thanks Manish Reply to this Comment Ritesh Apr 29, 2014 at ...