Which database is used as In-Memory in ruby

I want to develop my application without database rather than database i want to follow In-memory process w开发者_StackOverflow中文版hich database i should refer with it.

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You can use sqlite like memory database.

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You should specify SQLite as you database engine and ":memory:" (without the quotes) as the name for your database.

Source: http://www.sqlite.org/inmemorydb.html