Oracle里面的DB_KEEP_CACHE_SIZE参数是什么意思

b_keep_cache_size :是否将表保存在内存中。
文档内容：
DB_KEEP_CACHE_SIZE specifies the size of the KEEP buffer pool. The size of the buffers in the KEEP buffer pool is the primary block size (the block size defined by the DB_BLOCK_SIZE initialization parameter)。
中文意思：
DB_KEEP_CACHE_SIZE指定保持缓冲池的大小。保持缓冲的缓冲池的大小是主要的块大小(定义的块大小DB_BLOCK_SIZE初始化参数)。

DB_KEEP_CACHE_SIZE specifies the size of the KEEP buffer pool. The size of the buffers in the KEEP buffer pool is the primary block size (the block size defined by the DB_BLOCK_SIZE initialization parameter).