The most commonly used locked level in implementing concurrency control is at which of the following levels? ( )

admin2009-02-24  18

问题 The most commonly used locked level in implementing concurrency control is at which of the following levels? (    )

选项 A、record
B、database
C、table
D、field

答案A

解析
转载请注明原文地址:https://kaotiyun.com/show/zmNZ777K
0

相关试题推荐
最新回复(0)