search:select for update相關網頁資料

- dev.mysql.com
  
  MySQL :: MySQL 5.0 Reference Manual :: 13.2.8 SELECT Syntax
  
  A select_expr can be given an alias using AS alias_name. The alias is used as the expression's column name and can be used in GROUP BY, ORDER BY, or HAVING clauses. For example: SELECT CONCAT(last_name ...
  
  2025-09-28
  
  瀏覽：543
- www.neo.com.tw
  
  [MySQL] 使用SELECT ... FOR UPDATE 做交易寫入前的確認: Neo 's ...
  
  2006年3月4日 ... 這二種方式在交易(Transaction) 進行當中SELECT 到同一個資料表時，都必須等待它方交易資料被送交(Commit)後才會執行。而主要的不同 ...
  
  2025-10-05
  
  瀏覽：791

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用SELECT ... FOR UPDATE 避免Race condition @ Vexed's Blog ...

日期：2025-10-03

假設我們有一套出貨系統，在出貨時必須確認還有貨，那我們會下下面這樣的兩行 SQL ︰ SELECT quantity FROM product WHERE product_id = 5; UPDATE ......

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Oracle/PLSQL: SELECT FOR UPDATE Statement

日期：2025-10-02

This Oracle tutorial explains how to use the Oracle/PLSQL SELECT FOR UPDATE statement with syntax and examples. The SELECT FOR UPDATE statement ......

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14.2.7.3 SELECT ... FOR UPDATE and SELECT ... LOCK ... - MySQL

日期：2025-09-29

For index records the search encounters, SELECT ... FOR UPDATE blocks other sessions from doing SELECT ... LOCK IN SHARE MODE or from reading in ......

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14.6.3.4 SELECT ... FOR UPDATE and SELECT ... LOCK ... - MySQL

日期：2025-10-01

If you query data and then insert or update related data within the same transaction, the regular SELECT statement does not give enough protection....

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14.2.5 Locking Reads (SELECT ... FOR UPDATE and ... - MySQL

日期：2025-10-04

If you query data and then insert or update related data within the same transaction, the regular SELECT statement does not give enough protection....

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14.2.5 Locking Reads (SELECT ... FOR UPDATE and SELECT ...

日期：2025-10-04

If you query data and then insert or update related data within the same transaction, the regular SELECT statement does not give enough protection....

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14.6.3.4 SELECT ... FOR UPDATE and SELECT ... LOCK IN SHARE ...

日期：2025-10-04

If you query data and then insert or update related data within the same transaction, the regular SELECT statement does not give enough protection....

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