read lock的意思
read lock中文翻譯:
讀取鎖定,讀鎖
lock lock───鎖定
lock───n.鎖;車鎖;(機器部件等的)鎖定;前輪轉向角度;船閘;一縷頭發;(并列爭球的)第二排前鋒;(對某物的)完全控制;(摔跤及武術用語)抱,夾;(交通)堵塞;完全轉向;槍栓;毛撮;n.(Lock)(美)洛克(人名);v.(用鎖)鎖上;被鎖住;把……鎖起來;(使)固定;陷入;被緊緊抓住(或抱住);加鎖;過船閘
read───n.(Read)人名;(英)里德;n.閱讀;讀物;vi.讀;讀起來;adj.有學問的;vt.閱讀;讀懂,理解
child lock───兒童安全鎖;兒童鎖
num lock───數字鎖定鍵;小鍵盤開關
lock away───把…鎖起來;藏起來;將…鎖藏起來
hard lock───硬鎖
cill lock───錫爾洛克
machine lock───機器鎖
normal behaviour of a database access is to get a read lock on the queried data, which gets transformed into an update lock if data is updated.───數據庫訪問通常會對被查詢的數據進行讀鎖定,在數據更新后會變成更新鎖定。
When a read lock exists, many read operations may use this lock.───當存在一個讀鎖時,很多讀操作均可使用這個鎖。
If you know that an entity bean will only ever be read and not updated, then this policy will simulate a read-only lock.───如果您清楚可以對實體bean隨時進行讀操作且實體bean不會更新,那么該策略可以模擬只讀鎖定。
With the read lock in place, any other transaction is still free to read that row, but none can delete or alter it.───放置了這個讀鎖定后,任何其他事務仍可以讀取該行,但都不能刪除或變更該行。
During insertion, the writer thread makes a read lock on the list and proceeds.───在插入期間,寫線程在鏈表上建立讀鎖,然后繼續處理。
It does so by placing a read lock on the target row.───方法是,在目標行上放置一個讀鎖定。