Add minimum version bump for sqlite to the release notes (#13742)

* Notify that SQLite min version will be bumped
* Mention in upgrade notes

Co-authored-by: reivilibre <oliverw@matrix.org>

1 files changed, 15 insertions, 0 deletions

diff --git a/docs/upgrade.md b/docs/upgrade.md

index 023ca0a30b..9f165551fa 100644
--- a/docs/upgrade.md
+++ b/docs/upgrade.md
@@ -119,6 +119,21 @@ will require a recent Rust compiler. Those using packages or
 
 The simplest way of installing Rust is via [rustup.rs](https://rustup.rs/)
 
+## SQLite version requirement in the next release
+
+From the next major release (v1.68.0) Synapse will require SQLite 3.27.0 or 
+higher. Synapse v1.67.0 will be the last major release supporting SQLite
+versions 3.22 to 3.26.
+
+Those using docker images or Debian packages from Matrix.org will not be
+affected. If you have installed from source, you should check the version of 
+SQLite used by Python with:
+
+```shell
+python -c "import sqlite3; print(sqlite3.sqlite_version)"
+```
+
+If this is too old, refer to your distribution for advice on upgrading.
 
 # Upgrading to v1.66.0