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Merge pull request #90 from sonicdoe/upgrade-downgrade-readme

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Improve upgrade/downgrade example in README.md
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Jose Diaz-Gonzalez
2016-12-04 14:34:24 -07:00
committed by GitHub
parent f47277acd8 b1b5eb5711
commit 5fdf96aa49
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README.md
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@@ -182,19 +182,19 @@ OR
At the moment a database can’t be upgraded (or downgraded) inplace. Instead a clone has to be made, like this: At the moment a database can’t be upgraded (or downgraded) inplace. Instead a clone has to be made, like this:
```shell ```shell
# Our original DB using default PG 9.6.0 # Our original DB using PG 9.5
$ dokku postgres:create db9.4 $ dokku postgres:create db9.5
# Migrate it like this for example # Migrate it like this for example
$ POSTGRES_IMAGE_VERSION=9.5 dokku postgres:clone db9.4 db9.5 $ POSTGRES_IMAGE_VERSION=9.6 dokku postgres:clone db9.5 db9.6
# If it was linked to an application, first link the new DB # If it was linked to an application, first link the new DB
$ dokku postgres:link db9.5 my_app $ dokku postgres:link db9.6 my_app
# Then unlink the old one # Then unlink the old one
$ dokku postgres:unlink db9.4 my_app $ dokku postgres:unlink db9.5 my_app
# And last, destroy the old container # And last, destroy the old container
$ dokku postgres:destroy db9.4 $ dokku postgres:destroy db9.5
``` ```
## importing data ## importing data