If the in-memory DB has the same feature set as the real DB, using the in-memory... | Hacker News

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		plorkyeran on Aug 4, 2015 \| parent \| context \| favorite \| on: Don't test with SQLite when you use Postgres in Pr... If the in-memory DB has the same feature set as the real DB, using the in-memory DB for tests should be a single flip you switch, while writing code to generate fake result sets for every tests requires writing all of that code. 90% of the benefits for 1% of the cost.

jeltz on Aug 5, 2015 [–]

But they do not have the same feature sets. And PostgreSQL trivially be tuned to work almost like an in-memory database.

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