db 2 pd调用收集与锁定、事务、应用程序、语句缓存相关的信息，并将信息存储在一个文本文件中以供分析。
The db2pd call gathers information about locks, transactions, applications, and the statement cache and stores this information in a text file for analysis purposes.
时也可将PDF页面缩放级别和文本位置锁定。
Zoom Level and Text Position Locking is also available when turning Pdf pages.
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