Occurrence of various types of events ( e . g . , database transitions , time events , and external signals ) triggers the evaluation of a condition and if the condition evaluates to true , the action is carried out 主動(dòng)數(shù)據(jù)庫管理系統(tǒng)能主動(dòng)對事件作出反應(yīng),支持事件-條件-動(dòng)作( eca )規(guī)則,各種事件(如數(shù)據(jù)庫狀態(tài)轉(zhuǎn)變、時(shí)間事件、外部信號(hào))引發(fā)對相應(yīng)條件的檢測,若條件為真,便執(zhí)行相應(yīng)動(dòng)作。
事件: event; incident條件: condition; term; factor動(dòng)作: movement; motion; action條件性事件: conditional event條件事件記錄: condition incident log; condition-incident log條件事件系統(tǒng): condition event system; condition-event system條件-動(dòng)作對偶表: list of condition-action pairs鼠標(biāo)事件的觸發(fā)條件: ons事件: s event事件: event; incident; événement 邊境事件 border incident; 國際事件 international events; 意外事件 contingent event; 政治事件 political events; 是哪些關(guān)鍵性事件影響了1979年的能源狀況? what key events influenced the energy situation in 1979事件處理程式,當(dāng)按鈕釋放時(shí)發(fā)生動(dòng)作: button.onrelease事件處理程序,當(dāng)按鈕釋放時(shí)發(fā)生動(dòng)作: button.onrelease動(dòng)作: 1.(全身或身體的一部分的活動(dòng)) movement; motion; action 動(dòng)作緩慢 slow in one's movement; 優(yōu)美的舞蹈動(dòng)作 graceful dance movement; 仔細(xì)瞧我的動(dòng)作! watch my motion carefully.2.(活動(dòng); 行動(dòng)起來) act; start moving 仔細(xì)想過后再動(dòng)作。 think it over carefully before you act. 且看他下一步如何動(dòng)作。 let's see how he acts next.3.(機(jī)動(dòng)行為; 操作) manoeuvre; actuation; action; motion; act; locomotion; event; agency; activity; operation; behaviour 飛機(jī)的一種特技動(dòng)作 an acrobatic manoeuvre of the plane條件: 1.(客觀的因素) condition; term; factor 工作條件 working conditions; 生活條件 living conditions; 貿(mào)易條件 terms of trade; 自然條件 natural conditions; 利用有利條件 make use of the favourable factors; 根據(jù)自己的條件做某事 do sth. on one's own terms; 在這[那]種條件下 on this [that] condition; 在目前條件下 under present circumstances; 有條件要上, 沒有條件, 創(chuàng)造條件也要上。 when the conditions exist, go ahead; when they don't exist, then create them and go ahead.2.(提出的要求) requirement; prerequisite; qualification 共產(chǎn)黨員的條件 the requirements of the party members; 提出條件 put forward the requirement; list the prerequisites; 有條件地同意 agree with qualifications; 符合入學(xué)條件 satisfy the entrance requirement; 如果三項(xiàng)先決條件得不到滿足, 他們就拒絕談判。 they refused to negotiate unless three preliminary requirements were met. 耐心是教學(xué)必備的條件。 patience is a requirement in teaching.; 條件刺激 conditioned stimulus; 條件反射 conditioned response; conditioned reflex; 條件反應(yīng) [動(dòng)物學(xué)] conditioned response (cr); 條件句 [語言學(xué)] conditional clause動(dòng)作接動(dòng)作: cutting on action快動(dòng)作,閃動(dòng)作: snaaction; snapaction226事件: february 26 incident228事件: 228 incidentexpiry事件: expiry eventsars事件: progress of the sars outbreakxyz事件: xyz affair“外交”事件: a foreign affair(行話)事件: event表事件: list event補(bǔ)事件: complement of an event