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

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日期:2024-08-06
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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日期:2024-08-11
update pm_users set user_status = if ( (select u.user_status from pm_users u where u.user_id = 3 ) ......
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日期:2024-08-08
UPDATE bc SET IsFlagged = CASE WHEN b.ID IS NULL THEN 0 ELSE 1 END FROM BookCategory ......
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日期:2024-08-12
update questions set reply = case when @input is not null then @input else reply end where answer = ......
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日期:2024-08-10
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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日期:2024-08-07
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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日期:2024-08-10
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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日期:2024-08-08
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...