> ## Documentation Index
> Fetch the complete documentation index at: https://docs.tensor9.com/llms.txt
> Use this file to discover all available pages before exploring further.

# AlloyDB for PostgreSQL

> AlloyDB is a PostgreSQL-compatible database on Google Cloud, with a columnar query engine, read-only instances and storage that scales separately from compute.

AlloyDB for PostgreSQL is available on Google Cloud only.

[Service Catalog](/service-adapters/catalog).