From d138187045dd3c51689c19124d65ee62e37db755 Mon Sep 17 00:00:00 2001
From: Eric Eastwood <erice@element.io>
Date: Fri, 24 Sep 2021 17:09:12 -0500
Subject: [PATCH] Document changes to schema version 61 - 64 (#10917)
As pointed out by @richvdh, https://github.com/matrix-org/synapse/pull/10838#discussion_r715424244
Retroactively summarize `61` - `64`
---
changelog.d/10917.misc | 1 +
synapse/storage/schema/__init__.py | 11 +++++++++++
2 files changed, 12 insertions(+)
create mode 100644 changelog.d/10917.misc
diff --git a/changelog.d/10917.misc b/changelog.d/10917.misc
new file mode 100644
index 0000000000..9ce6eef94b
--- /dev/null
+++ b/changelog.d/10917.misc
@@ -0,0 +1 @@
+Document and summarize changes in schema version `61` - `64`.
diff --git a/synapse/storage/schema/__init__.py b/synapse/storage/schema/__init__.py
index aa2ce44c6c..573e05a482 100644
--- a/synapse/storage/schema/__init__.py
+++ b/synapse/storage/schema/__init__.py
@@ -27,11 +27,22 @@ for more information on how this works.
Changes in SCHEMA_VERSION = 61:
- The `user_stats_historical` and `room_stats_historical` tables are not written and
are not read (previously, they were written but not read).
+ - MSC2716: Add `insertion_events` and `insertion_event_edges` tables to keep track
+ of insertion events in order to navigate historical chunks of messages.
+ - MSC2716: Add `chunk_events` table to track how the chunk is labeled and
+ determines which insertion event it points to.
+
+Changes in SCHEMA_VERSION = 62:
+ - MSC2716: Add `insertion_event_extremities` table that keeps track of which
+ insertion events need to be backfilled.
Changes in SCHEMA_VERSION = 63:
- The `public_room_list_stream` table is not written nor read to
(previously, it was written and read to, but not for any significant purpose).
https://github.com/matrix-org/synapse/pull/10565
+
+Changes in SCHEMA_VERSION = 64:
+ - MSC2716: Rename related tables and columns from "chunks" to "batches".
"""
--
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