Mercurial > genshi > mirror
view examples/trac/trac/upgrades/db17.py @ 39:93b4dcbafd7b trunk
Copy Trac to main branch.
author | cmlenz |
---|---|
date | Mon, 03 Jul 2006 18:53:27 +0000 |
parents | |
children |
line wrap: on
line source
from trac.db import Table, Column, Index, DatabaseManager def do_upgrade(env, ver, cursor): """Rename the columns `kind` and `change` in the `node_change` table for compatibity with MySQL. """ cursor.execute("CREATE TEMPORARY TABLE nc_old AS SELECT * FROM node_change") cursor.execute("DROP TABLE node_change") table = Table('node_change', key=('rev', 'path', 'change_type'))[ Column('rev'), Column('path'), Column('node_type', size=1), Column('change_type', size=1), Column('base_path'), Column('base_rev'), Index(['rev']) ] db_connector, _ = DatabaseManager(env)._get_connector() for stmt in db_connector.to_sql(table): cursor.execute(stmt) cursor.execute("INSERT INTO node_change (rev,path,node_type,change_type," "base_path,base_rev) SELECT rev,path,kind,change," "base_path,base_rev FROM nc_old") cursor.execute("DROP TABLE nc_old")