search:sql update statement if else相關網頁資料

- stackoverflow.com
  
  Using IF..ELSE in UPDATE (SQL server 2005 and/or ACCESS 2007 ...
  
  UPDATE XXXXXX IF column A = 1 then set column B = 'Y' ELSE IF column A = 2 then set column C ...
  
  2025-04-23
  
  瀏覽：1138
- stackoverflow.com
  
  sql - Using if/else in insert and update statements - Stack Overflow
  
  Update main set main.field1 = ( if(staging.field1 isnull) then ---- else if(staging. field2 isnull) then ...
  
  2025-04-22
  
  瀏覽：1379

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if condition in sql server update query - Stack Overflow

日期：2025-04-23

What is the correct SQL server code to do so? ... IF @flag = 1 UPDATE table_name SET column_A = column_A + ... ID = @ID; ELSE UPDATE table_name SET column_B = column_B + ......

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sql - Update same table with IF ELSE Condition in MySQL - Stack ...

日期：2025-04-22

update pm_users set user_status = if ( (select u.user_status from pm_users u where u.user_id = 3 ) ......

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sql server - Mixing an IF-statement in an UPDATE ... - Stack Overflow

日期：2025-04-28

UPDATE bc SET IsFlagged = CASE WHEN b.ID IS NULL THEN 0 ELSE 1 END FROM BookCategory ......

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sql - if-else condition for update a table in a storeprocedure in ...

日期：2025-04-22

update questions set reply = case when @input is not null then @input else reply end where answer = ......

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sql server - Implementing IF Condition Within a T-SQL UPDATE ...

日期：2025-04-28

Using T-SQL, I would like to execute an UPDATE statement that will SET columns only if the ... CASE WHEN LEN(@Password) > 0 THEN @Password ELSE Password END WHERE ....

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Using A SQL JOIN In A SQL UPDATE Statement (Thanks John Eric!)

日期：2025-04-22

Notice how the SQL UPDATE statement is JOINing the @boy, @girl, and @relationship table using INNER JOINs and limiting it to boys who have dated Winona Ryder. The update is made to the result of that JOIN and then we are selecting all the rows from that ....

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Question IF...THEN...ELSE statement within SQL UPDATE SELECT

日期：2025-04-22

IF SectionName='Section1' THEN update a table field GenAve using a formula ELSEIF SectionName="Section2" THEN update a table field GenAve using another formula ElSE ... If SectionName = 'Section1' UPDATE tblgradek12 SET GenAve=((Speech * 1.2 ......

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oracle sql: update if exists else insert - Stack Overflow

日期：2025-04-24

Hi Adrian, I'm just thinking about a case where the UPDATE statement is only valid if the data has not changed since the attempted INSERT, and there are multiple processes performing the inserts and updates. Unless all inserts and updates to the table are...

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