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📰 Dev.to · Tosh

2 articles · Updated every 3 hours · View all reads

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Query Optimization: Stop Scanning Every Row
Dev.to · Tosh 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 4mo ago
Query Optimization: Stop Scanning Every Row
Your query is slow. You check: the database is fine. Connections are fine. The query is just......
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Zero-Downtime Schema Changes (You Can Do This)
Dev.to · Tosh 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 4mo ago
Zero-Downtime Schema Changes (You Can Do This)
You need to add a column to a table with 100 million rows. Old approach: Lock the table, add column,...
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