delphi 对dbf文件进行大小切割，按指定行数进行切割成多个文件。-slice one big dbf file to many dbf file

Mongo大型部署。多台配置服务器，其中每台配置服务器持有表明数据位于哪个分片的元数据的拷贝。(Mongo large deployment. Multiple configuration servers in which each configuration server holds copies of metadata indicating which slice of data is located.)