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redirectFrom:
  - /docs/changelog/2023-02-28-storage-and-compute
---

### Postgres extension support

Added support for the following Postgres extensions:

- `pg_graphql`
- `pg_jsonschema`
- `pg_hashids`
- `pgrouting`
- `hypopg`
- Server Programming Interface (SPI) extensions:
  - `autoinc`
  - `insert_username`
  - `moddatetime`
  - `refint`

For more information about Postgres extensions supported by Neon, see [Postgres extensions](/docs/extensions/pg-extensions).

### Fixes & improvements

- Compute: Updated supported Postgres versions to [14.7](https://www.postgresql.org/docs/release/14.7/) and [15.2](https://www.postgresql.org/docs/release/15.2/), respectively.
- Pageserver: Optimized the log-structured merge-tree (LSM tree) implementation to reduce [write amplification](https://en.wikipedia.org/wiki/Write_amplification).