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Initial data load is one of the most frequent and important use cases for Apache Ignite. At the moment the fastest way to load data is data streamer, which relies on asynchronous messaging фnd and fast-path entry update method [1]. But all other internal mechanics of cache and page memory works as usual during data load.

General approach employed by major database vendors is to disable and/or skip as much internals as possible during data load, and to employ alternative sorting methods for indexes. With this idea ideain mind, we have potential to improve data loading speed in several times as follows:

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