Database Writer (DBWr) - Writes to physical data files the dirty bits of buffer asynchronously.

数据库读写器(DBWr)——异步地将缓冲区的脏数据写到物理数据文件中。

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Db2 page Cleaner (db2pclnr) : Equivalent to DBWR process in Oracle, this process cleans the buffer pool before pages from the disk are moved into the BP.

db 2PageCleaner (db2pclnr)：相当于Oracle中的DBWR进程，该进程在将页从磁盘上转移到BP中之前，清理缓冲池。

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Db2 page Cleaner (db2pclnr) : Equivalent to DBWR process in Oracle, this process cleans the buffer pool before pages from the disk are moved into the BP.

db 2PageCleaner (db2pclnr)：相当于Oracle中的DBWR进程，该进程在将页从磁盘上转移到BP中之前，清理缓冲池。

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