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Category: Primary Key

YugabyteDB Tips > Indexes > Primary Key

No Primary Key in YSQL? YugabyteDB Still Creates One

Jim KnicelyApril 15, 2026

At first glance, YugabyteDB behaves just like PostgreSQL. You can create a table without a primary key: CREATE TABLE no_pk(id INT); No […]

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Fixing Unintentionally Range-Sharded Tables in YugabyteDB

Jim KnicelyApril 2, 2026

If you upgraded into the YugabyteDB 2024.1 era and enabled Enhanced PostgreSQL Compatibility Mode, there is an easy mistake to miss: You […]

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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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