Merge ~ilasc/launchpad:db-gitrepository-repack into launchpad:db-devel

[Ioana Lasc]

GitRepository repack thresholds

This adds the required fields on GitRepository for the Automated Git Repacks, spec here: https://docs.google.com/document/d/1Y4fnuciBsbRQhPjZcbKTVQqHcT7kkrIhHwdByNAIJCo

2d53506... by Ioana Lasc on 2021-01-21

Add newline at the end of file

[Cristian Gonzalez (cristiangsp)]

Looks good!

review: Approve

[Colin Watson (cjwatson)]

Spec link: https://docs.google.com/document/d/1Y4fnuciBsbRQhPjZcbKTVQqHcT7kkrIhHwdByNAIJCo

Needs a second DB review from William.

review: Approve (db)

ea0eb86... by Ioana Lasc on 2021-01-22

Address review comments

[Ioana Lasc (ilasc)]

Thank you Colin!
Colin's comments addressed, MP and spec (https://docs.google.com/document/d/1Y4fnuciBsbRQhPjZcbKTVQqHcT7kkrIhHwdByNAIJCo) now ready for William's review.

0748756... by Ioana Lasc on 2021-01-27

Change field names per review.

2022b23... by Ioana Lasc on 2021-01-27

Fix indent in patch 2210-25-0

[William Grant (wgrant)]

review: Approve (db)

diff --git a/database/schema/patch-2210-25-0.sql b/database/schema/patch-2210-25-0.sql
 new file mode 100644
index 0000000..7397939
--- /dev/null
+++ b/database/schema/patch-2210-25-0.sql
@@ -0,0 +1,15 @@
+-- Copyright 2021 Canonical Ltd.  This software is licensed under the
+-- GNU Affero General Public License version 3 (see the file LICENSE).
+
+SET client_min_messages=ERROR;
+
+ALTER TABLE GitRepository
+    ADD COLUMN loose_object_count integer,
+    ADD COLUMN pack_count integer,
+    ADD COLUMN date_last_repacked timestamp without time zone,
+    ADD COLUMN date_last_scanned timestamp without time zone;
+
+COMMENT ON COLUMN GitRepository.date_last_scanned IS 'The datetime that packs and loose_objects were last updated for this repository.';
+COMMENT ON COLUMN GitRepository.date_last_repacked IS 'The datetime that the last repack request was executed successfully on Turnip.';
+
+INSERT INTO LaunchpadDatabaseRevision VALUES (2210, 25, 0);