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Category: Hot Spots

YugabyteDB Tips > Hot Spots

Choosing the Right Primary Key to Avoid Write Hotspots

Jim KnicelyMarch 30, 2026

When you move from a single-node database to a distributed system like YugabyteDB, one design decision suddenly matters a lot more: 👉 […]

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Detecting Hot Shards in YSQL with SQL

Jim KnicelySeptember 23, 2025

Hot shards happen when too many rows land in a small subset of tablets. That subset becomes a bottleneck while other tablets […]

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Fast Row Counts for Partition Key Columns in YSQL

Jim KnicelyDecember 27, 2024

Every YSQL table should have a primary key which identifies a unique row. A primary key has 2 components: The partition key […]

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