This buffer caches JMS message data that may otherwise need to be read from disk.
该缓冲区缓存原本需要从磁盘读取的JMS消息数据。
Number of pages prefetched into the buffer pool, but never read.
预抓取到缓冲池，但从未读取的页面数量。
In a buffer wrap condition, the first read returns only the keyword BUF_WRAP.
如果出现缓冲区回绕，第一个read只返回关键字BUF _WRAP。
The next read returns the event data that was able to fit in the buffer.
下一个read返回缓冲区能够容纳的事件数据。
Only a small buffer is needed to read or write data.
它只需要使用一个很小的缓冲区来读写数据。
Instead, the data could be transferred directly from the read buffer to the socket buffer.
数据可以直接从读取缓冲区传输到套接字缓冲区。
In the sample program, event data is always read with a buffer of 4k.
在示例程序中，总是用4k的缓冲区读取事件数据。
The index of the next character to read from the input stream buffer.
要从输入流缓冲读取的下一个字符的下标。
A new page needs to be read into the buffer pool.
新的页需要被读入缓冲池。
A new page needs to be read into the buffer pool.
新的页需要被读入缓冲池。
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