db = 'postgres://chainon:chainon@localhost/chainon_fr'

tag_retriever = 'select label from items_tag'
user_retriever = "select username from auth_user where is_active = 't'"

user_tags_retriever = """
    select
        distinct label
    from
        items_tag, items_itemuser, items_itemusertag
    where
        items_tag.id = tag_id and
        items_itemuser.id = item_user_id and
        user_name = '%s'
"""