consistency (1) 썸네일형 리스트형 [DB] Transaction processing Transaction Concepts Concurrent Executions Transaction Schedule Serializability Recoverability Single-User vs Multiuser Systems 교대 수행 : interleaved concurrency Transaction : an executing program that forms a logical unit of db processing Begin transaction - end transaction; includes DB access operations read-only / read-write transaction read-item(X) : 디스크블록 주소찾기-버퍼에 복사-프로그램 변수로 복사 write-item(X).. 이전 1 다음
