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What is referential integrity and why is it important to your Rails apps?
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Take your queries to the next level with window functions.
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Use SQL EXPLAIN to understand when and why indexes are used (or not).
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Let’s walk through my short psqlrc(5) to see what I’ve set, and to inspire...
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Use null: false, default: false on boolean columns in
ActiveRecord migrations to avoid NULL problems.
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Understanding the ~/.psqlrc configuration file, its options, and
reading...
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Easily searching across an application’s data is a pervasive need. If you are...
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By default, Postgres locks writes (but not reads) to a table while creating...
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Your Rails application probably makes use of uniqueness
validations
in...
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I recently upgraded Postgres on my development machine from 9.1.4 to 9.2.1.
...
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