data dependency(資料相依性)(計算機組織裡叫hazard危障)
p.4
image
資料相依性:即一個指令的執行結果是否依賴於其他指令的結果。
Name Dependence
p.6
Antidependence: instruction j writes a register or memory location that instruction i readsInitial ordering (i before j) must be preserved
資料表結構 bulletin
TABLE
CREATE TABLE `bulletin` (
`bulletin_ID` int(100) NOT NULL,
`title` varchar(256) NOT NULL,
`content` varchar(256) NOT NULL,
`time` datetime NOT NULL,
`sender` varchar(256) NOT NULL,
`receiver` varchar(256) NOT NULL,
`course_ID` varchar(256) NOT NULL,