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SQL Server will ship Azure SQL Database Edge:
With the announcement I can tell you more about one of the things we have been working on; SQL Server running on IoT Edge and Developer machines in under 500MB of memory. The effort goes beyond IoT Edge devices and extends to the common developer experience.
The effort focuses attention on memory usage and disk space requirements of SQL Server. As you can imagine, with a code base as large and vast as SQL Server, there is always room for improvement.
The first tenant: Provide minimal footprint