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Issue:
An Altruistic Locking Protool and Its Operational Primitive
Author(s):
WU Shaochun
,
DU Youfu
,
MA Jianping
Pages:
55
-
58
Year:
2000
Issue:
2
Journal:
JOURNAL OF JIANGHAN PETROLEUM INSTITUTE
Keyword:
数据库
;
并发控制
;
锁
;
协议
;
算法
;
Abstract:
针对长事务在较长一段时间内占有数据库资源,明显地延迟了短事务和普通事务的执行这一问题,对两步锁进行改进和扩充,给出一种利它锁协议及其操作原语,让长事务按一定的协议较早地释放其占用的锁,使需要存取这些被锁数据的事务在长事务处于唤醒状态时,遵循一定的锁规则同时运行.
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