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在数据库管理系统的三级封锁协议中,一级封锁协议能够解决的问题是()。
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在数据库管理系统的三级封锁协议中,一级封锁协议能够解决的问题是()。
A、丢失修改
B、不可重复读
C、读脏数据
D、死锁
时间:2022-03-06 11:35
关键词:
数据库原理
计算机科学技术
大学试题
工学
答案解析
A
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