Users can draw entity-relationship diagrams from existing schemasĭatensen’s Luna Modeler is a database design tool that’s compatible with SQL Server, PostgreSQL and MariaDB.Open-source options may be particularly attractive to net-new businesses, since, as Ajay Gupta noted, connecting those applications to older data environments can sometimes require the added step of front-ending an open database connectivity (ODBC) API. Described by Vovchenko as easy to install and deploy, it lets users see database structures and draw entity-relationship diagrams from existing schemas, among other features. Agility effectively translates to a willingness to accept the fact that no single data-modeling tool is going to suffice across all use cases.ĭoorDash has utilized SQuirreL, a free, open-source graphical tool that’s supported by most major relational databases. ![]() There are three overarching considerations when working with data models, according to Vovchenko: agility, consistency and data integrity.
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