fix join tables

This commit is contained in:
j 2016-01-07 11:35:19 +05:30
parent 5aa05816d5
commit ffd615238e
1 changed files with 27 additions and 0 deletions

View File

@ -268,6 +268,33 @@ def upgrade_db(old, new=None):
for l in List.query.filter_by(name=' [2]'):
if not len(l.items):
l.remove()
if old <= '20160107-509-e0857fc':
with db.session() as session:
sql = "SELECT COUNT(*) AS c,list_id,item_id FROM listitem GROUP BY list_id, item_id HAVING c>1"
doubles = [r for r in session.execute(sql)]
for r in doubles:
params = {'list_id': r[1], 'item_id': r[2]}
sql = "DELETE FROM listitem WHERE list_id = :list_id AND item_id = :item_id"
session.execute(sql, params)
sql = "INSERT INTO listitem (list_id, item_id) VALUES (:list_id, :item_id)"
session.execute(sql, params)
session.commit()
sql = 'CREATE UNIQUE INDEX IF NOT EXISTS listitem_index on listitem(list_id,item_id)'
session.execute(sql)
session.commit()
sql = "SELECT COUNT(*) AS c,user_id,item_id FROM useritem GROUP BY user_id, item_id HAVING c>1"
doubles = [r for r in session.execute(sql)]
for r in doubles:
params = {'user_id': r[1], 'item_id': r[2]}
sql = "DELETE FROM useritem WHERE user_id = :user_id AND item_id = :item_id"
session.execute(sql, params)
sql = "INSERT INTO useritem (user_id, item_id) VALUES (:user_id, :item_id)"
session.execute(sql, params)
session.commit()
sql = 'CREATE UNIQUE INDEX IF NOT EXISTS useritem_index on useritem(user_id,item_id)'
session.execute(sql)
session.commit()
def create_default_lists(user_id=None):
with db.session():