Database Indexing Best Practices
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If you’ve ever waited too long for a database query to finish, you know the pain of slow performance. The good news? Indexes are here to save the day! PostgreSQL is powerful, but without proper indexing, your database can feel like it’s running on a potato. Indexes are the secret sauce to blazing-fast queries, but they come with trade-offs. What Are Indexes? Indexes in PostgreSQL work like the index in a book—rather than scanning every page (row), you jump directly to the relevant section. Without indexes, PostgreSQL performs sequential scans, which means looking at every row to...