mnesia in A Sentence

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    This sets Mnesia apart from most other DBMS.

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    Mnesia ensures that no two processes manipulate data simultaneously.

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    The contents of a Mnesia table are read into the registry.

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    Mnesia 3.0 or later must be running on the Erlang node.

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    Mnesia tries to address all the data management issues required for typical telecommunications systems.

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    On a later backup to Mnesia, the objects can also be removed from the Mnesia table.

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    Mntab is the name of the Mnesia table where the backed up data should be placed.

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    Mnesia is also interesting because of its tight coupling to Erlang, thus almost turning Erlang into a database programming language.

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    If you are not backing up to Mnesia, you may wish to remove the objects manually with this function.

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    This is so that on a subsequent backup to Mnesia, the objects can also be removed from the Mnesia table.

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    Mnesia is a multiuser distributed DBMS specially made for industrial telecommunications applications written in Erlang, which is also the intended target language.

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    Mnesia is also interesting due to its tight coupling to the programming language Erlang, thus almost turning Erlang into a database programming language.

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    Hence Mnesia combines many concepts found in traditional databases such as transactions and queries with concepts found in data management systems for telecommunications applications,

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    Mnesia is a multiuser Distributed DBMS specially made for industrial telecommunications applications written in the symbolic programming language Erlang, which is also the intended target language.

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    This module provides support for storing key-value pairs in a table known as a registry, backing up registries to Mnesia in an atomic manner, and later restoring the contents of a registry from Mnesia.

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    The object is not removed from the registry, it is only marked for later removal so that on later backups to Mnesia, the corresponding object can be removed from the Mnesia table as well.

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    17

    The object is not actually removed from the registry, it is only marked for later removal so that on subsequent backups to Mnesia, the corresponding object can be removed from the Mnesia table as well.

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    18

    In particular the very high level of fault tolerance which is required in many nonstop systems, combined with requirements on the DBMS to run in the same address space as the application, have led us to implement a brand new DBMS. called Mnesia.

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