The Database Lab Engine is an open-source experimentation platform for PostgreSQL databases. Instantly create full-size clones of your production database and use them to test your database migrations, optimize SQL, or deploy full-size staging apps.
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Thin cloning is possible due to <a href="https://en.wikipedia.org/wiki/Copy-on-write" target="_blank" rel="noopener noreferrer">copy-on-write</a>&nbsp;capabilities provided by either&nbsp;<a href="https://en.wikipedia.org/wiki/ZFS" target="_blank" rel="noopener noreferrer">ZFS filesystem</a>&nbsp;or&nbsp;<a href="https://en.wikipedia.org/wiki/Logical_Volume_Manager_(Linux)" target="_blank" rel="noopener noreferrer">LVM2</a>. As an example, cloning of 10 TiB PostgreSQL database takes less than 2 seconds when a single user is using the Database Lab Engine instance, and up to 30 seconds when 15 users are working with it at the same time. 

The Database Lab Engine is an open-source experimentation platform for PostgreSQL databases. Instantly create full-size clones of your production database and use them to test your database migrations, optimize SQL, or deploy full-size staging apps.

Database Lab Engine - Thin database clones for faster development

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