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Best Datafetcher Alternative for PostgreSQL

Best Datafetcher Alternative for PostgreSQL

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9 min read
pocket-db vs lowdb vs LokiJS: an honest embedded database benchmark

pocket-db vs lowdb vs LokiJS: an honest embedded database benchmark

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5 min read
How schema anti-patterns in MongoDB can cost you $$$$

How schema anti-patterns in MongoDB can cost you $$$$

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3 min read
Designing a Web Crawler That Scales to 1 Billion Pages a Day

Designing a Web Crawler That Scales to 1 Billion Pages a Day

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7 min read
The CAP Theorem Question Every Senior System Design Interview Asks

The CAP Theorem Question Every Senior System Design Interview Asks

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7 min read
URL Shortener Design: The Capacity Math 90% of Candidates Get Wrong

URL Shortener Design: The Capacity Math 90% of Candidates Get Wrong

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7 min read
Why Your Caching Strategy Probably Has the Same 4 Holes

Why Your Caching Strategy Probably Has the Same 4 Holes

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7 min read
The Replication Lag Question That Shows Up in Most Senior Interviews

The Replication Lag Question That Shows Up in Most Senior Interviews

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7 min read
Sharding Strategies in 2026: Range, Hash, Geo, Directory — Which Wins When

Sharding Strategies in 2026: Range, Hash, Geo, Directory — Which Wins When

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7 min read
Twitter's Fanout Strategy at Scale: The Trade-Off Most Designs Miss

Twitter's Fanout Strategy at Scale: The Trade-Off Most Designs Miss

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9 min read
How to Design Uber's Dispatch System (and Why H3 Beat Geohash)

How to Design Uber's Dispatch System (and Why H3 Beat Geohash)

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7 min read
Azure Migration Is Not the Problem. Your Plan Is

Azure Migration Is Not the Problem. Your Plan Is

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4 min read
MySQL 的 MVCC:看不见的“时间机器”怎么帮你躲过脏读和幻读?

MySQL 的 MVCC:看不见的“时间机器”怎么帮你躲过脏读和幻读?

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1 min read
Notion Database Limits & Workarounds — 7 Walls Every Power User Hits

Notion Database Limits & Workarounds — 7 Walls Every Power User Hits

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3 min read
System Design - 9.Database Sharding & Replication, How Facebook Serves a Billion Reads Per Second

System Design - 9.Database Sharding & Replication, How Facebook Serves a Billion Reads Per Second

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8 min read
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