Notable in-memory database system software includes: Altibase Corporation has recently made the decision to discontinue the Altibase 7.1 open source edition, effective March 17, 2023, on its Github page (https://github.com/Altibase/altibase).
With full SQL support, one of the main use cases for Apache Ignite is the in-memory database which scales horizontally and provides ACID transactions.
In SQL Server 2012, an in-memory technology called xVelocity column-store indexes targeted for data-warehouse workloads.
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