1 """add ps_endpoints.notify_early_inuse_ringing
3 Revision ID: d7983954dd96
5 Create Date: 2017-06-05 15:44:41.152280
10 revision =
'd7983954dd96'
11 down_revision =
'86bb1efa278d'
13 from alembic
import op
14 import sqlalchemy
as sa
15 from sqlalchemy.dialects.postgresql
import ENUM
17 YESNO_NAME =
'yesno_values'
18 YESNO_VALUES = [
'yes',
'no']
25 yesno_values = ENUM(*YESNO_VALUES, name=YESNO_NAME, create_type=
False)
27 op.add_column(
'ps_endpoints', sa.Column(
'notify_early_inuse_ringing', yesno_values))
30 if op.get_context().bind.dialect.name ==
'mssql':
31 op.drop_constraint(
'ck_ps_endpoints_notify_early_inuse_ringing_yesno_values',
'ps_endpoints')
32 op.drop_column(
'ps_endpoints',
'notify_early_inuse_ringing')