This parameter specifies how many rows a connector should cache before the data is sent to the load driver.
此参数指定在将数据发送给加载驱动程序之前应该缓存多少行。
Do not cache database rows or files
不要缓存数据库行或文件
When the user scrolls new rows into view, your code requests new data from the cache and optionally flushes old data from memory.
当使用者将新资料列捲动到检视内时，程式码会从快取要求新资料，并且选择性地清除记忆体的旧资料。
You might want to preserve a certain number of returned rows in a local cache to reduce trips to the database server.
您可以在本机快取中保留特定数量的传回资料列，来降低往返资料库伺服器的次数。
To keep the memory footprint small, the cache should be similar in size to the number of rows currently displayed.
若要维持少量的记忆体，快取的大小必须类似目前显示的资料列数目。
To keep the memory footprint small, the cache should be similar in size to the number of rows currently displayed.
若要维持少量的记忆体，快取的大小必须类似目前显示的资料列数目。
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