[db migrator] Introduce the DB migration infrastructure #519
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- Add infrastructure to migrate DB contents from a lower version schema to a higher version schema, eventually reach latest version. - if config load_minigraph is executed, the db schema version is always the latest. Signed-off-by: Ying Xie <ying.xie@microsoft.com>
wendani
approved these changes
Apr 20, 2019
|
config reload should also call db_migrator.py -o migtate |
yxieca
commented
Apr 21, 2019
yxieca
commented
Apr 21, 2019
lguohan
approved these changes
Apr 25, 2019
|
Tested this change (uncommented the pfcwd upgrade), warm reboot from an image before to after worked. |
prsunny
approved these changes
Apr 30, 2019
yxieca
added a commit
that referenced
this pull request
Apr 30, 2019
* [db migrator] Introduce the DB migration infrastructure - Add infrastructure to migrate DB contents from a lower version schema to a higher version schema, eventually reach latest version. - if config load_minigraph is executed, the db schema version is always the latest. Signed-off-by: Ying Xie <ying.xie@microsoft.com> * [db migrator] address issues found in test
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- What I did
to a higher version schema, eventually reach latest version.
the latest.
- How to verify it
Some manual tests.