4d ago · 4 min read · PostgreSQL BRIN Indexes: When & How to Use Block Range Indexes I recently replaced a 14 GB B-tree index with a 90 KB BRIN index on a time-series table. Same query, same results, 99.9% less disk usage. Insert performance improved by 15% because the BR...
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5d ago · 4 min read · PostgreSQL Covering Indexes: Eliminate Heap Fetches with INCLUDE I was profiling a dashboard that loaded in 3 seconds. The main query filtered by customer_id and selected customer_name, email, and last_order_date. PostgreSQL found 2,000 matching rows...
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6d ago · 4 min read · PostgreSQL JSONB Indexing: GIN, Expression & Partial Index Strategies Last week I reviewed an application where a 5-million-row events table with a JSONB metadata column had a GIN index, a 250ms query SLA, and sequential scans on every single JSONB q...
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Apr 16 · 19 min read · Every developer eventually runs into a slow query. The table has grown from a few hundred rows to a few million, and what used to take milliseconds now takes seconds — or worse. The fix, more often th
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Apr 16 · 15 min read · They say data is the new gold. But navigating through a large dataset to meet the demands of consumers in record time still gives backend devs a headache. Conventional database queries often aren't to
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Apr 13 · 4 min read · PostgreSQL Partial Indexes: Targeted Indexing for Faster Queries I recently reviewed a database where the orders table had a 400 MB index on the status column. 95% of the rows were 'completed' -- queries never touched them. The application only ever ...
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Apr 10 · 5 min read · PostgreSQL GIN Indexes: JSONB, Arrays & Full-Text Search Here's a pattern I see constantly: a team stores flexible data in a JSONB column, writes queries that filter on specific keys, and everything is fast in development. Six months later, with mill...
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