Multilayer grid index can reduce the redundance and index size of traditional grid index, so that the entire grid index can be loaded to client side.

层次网格索引是在传统网格索引的基础上，进一步改进，减少了传统网格索引的冗余和索引的大小。

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Multilayer grid index can reduce the redundance and index size of traditional grid index, so that the entire grid index can be loaded to client side.

层次网格索引是在传统网格索引的基础上，进一步改进，减少了传统网格索引的冗余和索引的大小。

youdao