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Oracle Spatial Zoning Application study Three: efficiency comparison of different partition granularity in county and city

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In theOracle spatial Partitioning application Research: partition and sub-table query performance comparison has been explained: by the county partition + Global Spatial index efficiency is better than by county partition + local spatial index, so in the experiment report, the combination of county partition + local spatial index is no longer considered, The experimental subjects of this experiment are as follows 3:

    • by county partition + Global Spatial Index
    • By city partition + local spatial index
    • By province partition + local spatial index

First set of experiments:

The second set of experiments:

Conclusion:

    1. Highest efficiency by province partition + local spatial index
    2. Part_query algorithm Optimal

(not to be continued ...) ）

Oracle Spatial Zoning Application study Three: efficiency comparison of different partition granularity in county and city

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