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diff --git a/develop/upgrade.html b/develop/upgrade.html index e6dc764a00..43143ebc5b 100644 --- a/develop/upgrade.html +++ b/develop/upgrade.html @@ -231,6 +231,29 @@ dpkg -i matrix-synapse-py3_1.3.0+stretch1_amd64.deb </code></pre> </li> </ul> +<p>Generally Synapse database schemas are compatible across multiple versions, once +a version of Synapse is deployed you may not be able to rollback automatically. +The following table gives the version ranges and the earliest version they can +be rolled back to. E.g. Synapse versions v1.58.0 through v1.61.1 can be rolled +back safely to v1.57.0, but starting with v1.62.0 it is only safe to rollback to +v1.61.0.</p> +<table><thead><tr><th>Versions</th><th>Compatible version</th></tr></thead><tbody> +<tr><td>v1.0.0 – v1.2.1</td><td>v1.0.0</td></tr> +<tr><td>v1.3.0 – v1.8.0</td><td>v1.3.0</td></tr> +<tr><td>v1.9.0 – v1.12.4</td><td>v1.9.0</td></tr> +<tr><td>v1.13.0 – v1.25.0</td><td>v1.13.0</td></tr> +<tr><td>v1.26.0 – v1.44.0</td><td>v1.26.0</td></tr> +<tr><td>v1.45.0 – v1.47.1</td><td>v1.38.0</td></tr> +<tr><td>v1.48.0 – v1.51.0</td><td>v1.39.0</td></tr> +<tr><td>v1.52.0 – v1.57.1</td><td>v1.49.0</td></tr> +<tr><td>v1.58.0 – v1.61.1</td><td>v1.57.0</td></tr> +<tr><td>v1.62.0 – v1.63.1</td><td>v1.61.0</td></tr> +<tr><td>v1.64.0 – v1.69.0</td><td>v1.62.0</td></tr> +<tr><td>v1.70.0 – v1.82.0</td><td>v1.68.0</td></tr> +<tr><td>v1.83.0 – v1.84.1</td><td>v1.77.0</td></tr> +<tr><td>v1.85.0 – v1.91.2</td><td>v1.83.0</td></tr> +<tr><td>v1.92.0 – v1.97.0</td><td>v1.90.0</td></tr> +</tbody></table> <h1 id="upgrading-to-v1930"><a class="header" href="#upgrading-to-v1930">Upgrading to v1.93.0</a></h1> <h2 id="minimum-supported-rust-version"><a class="header" href="#minimum-supported-rust-version">Minimum supported Rust version</a></h2> <p>The minimum supported Rust version has been increased from v1.60.0 to v1.61.0. |