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You probably use some type of error monitoring software to notify you when an exception is raised in your application, but are you being notified when there is an anomaly in user behavior?
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How do you even save a “duration”, let alone query for records by that value? It’s actually easier than you think.
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A quick introduction to which database index types are right for the task at hand in Postgresql.
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Finally, you too can understand how to use GROUP BY in your SQL queries.
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A mental model to understand SQL’s JOIN.
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See WHERE and SELECT visualized in this SQL primer.
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With Ecto, 🎶 you can always get what you want. And if you try sometimes, well, you might find, you can select want you need 🎶.
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Re-use collection query logic within model instances to avoid duplication and get the best performance.
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I’ve wrapped up my second Scala client project, and I enjoyed SQL.
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The right tool for the right job, right? Well let me introduce you to psql.
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