diff options
Diffstat (limited to 'bin/reproducible_db_maintenance.py')
| -rwxr-xr-x | bin/reproducible_db_maintenance.py | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/bin/reproducible_db_maintenance.py b/bin/reproducible_db_maintenance.py index dd73bd97..d9af9f73 100755 --- a/bin/reproducible_db_maintenance.py +++ b/bin/reproducible_db_maintenance.py @@ -2,12 +2,12 @@ # -*- coding: utf-8 -*- # # Copyright © 2015 Mattia Rizzolo <mattia@mapreri.org> -# Based on various reproducible_* files © 2014 Holger Levsen <holger@layer-acht.org> +# Based on various reproducible_* files © 2014-2015 Holger Levsen <holger@layer-acht.org> # Licensed under GPL-2 # # Depends: python3 # -# Track the database schema and changes to it. plus allow a simple creation +# Track the database schema and changes to it. Also allow simple creation # and migration of it. from reproducible_common import * @@ -141,7 +141,7 @@ db_schema = [ } ] -# and here there are a list of queries, split by update, that can be used to +# and here are some queries, split by update, that can be used to # update the live schema schema_updates = { 1: ['INSERT INTO rb_schema VALUES ("1", "' + now + '")'], @@ -215,7 +215,7 @@ schema_updates = { def db_create_tables(): """ - Check wheter all tables are present, and, if not, create them. + Check whether all tables are present, and create them if not. The check is done against sqlite_master, a reserved sqlite table containing all database metadata. """ @@ -232,9 +232,9 @@ def db_create_tables(): def db_update(): """ Update the database schema. - It get a list of query to perform from schema_updates, and (if needed) + Get a list of queries to perform from schema_updates, and (if needed) some python code from the above run_update_code(). - The need for an update is detect by checking the biggest value in the + The need for an update is detected by checking the biggest value in the rb_schema table against the biggest value in the schema_updates dictionary """ current = query_db('SELECT MAX(version) FROM rb_schema')[0][0] |