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"""adding feed and user attributes for better feed retreiving
Revision ID: 4b5c161e1ced
Revises: None
Create Date: 2015-01-17 01:04:10.187285
"""
from datetime import datetime
# revision identifiers, used by Alembic.
revision = '4b5c161e1ced'
down_revision = '48f561c0ce6'
from alembic import op
import sqlalchemy as sa
def upgrade():
unix_start = datetime(1970, 1, 1)
# commands auto generated by Alembic - please adjust! ###
op.add_column('feed', sa.Column('error_count', sa.Integer(), nullable=True,
default=0, server_default="0"))
op.add_column('feed', sa.Column('last_error', sa.String(), nullable=True))
op.add_column('feed', sa.Column('last_modified', sa.DateTime(),
nullable=True, default=unix_start, server_default=str(unix_start)))
op.add_column('feed', sa.Column('last_retreived', sa.DateTime(),
nullable=True, default=unix_start, server_default=str(unix_start)))
op.add_column('feed', sa.Column('etag', sa.String(), nullable=True))
op.add_column('user', sa.Column('refresh_rate', sa.Integer(),
nullable=True))
# end Alembic commands ###
def downgrade():
# commands auto generated by Alembic - please adjust! ###
op.drop_column('user', 'refresh_rate')
op.drop_column('feed', 'last_modified')
op.drop_column('feed', 'last_error')
op.drop_column('feed', 'error_count')
op.drop_column('feed', 'last_retreived')
op.drop_column('feed', 'etag')
# end Alembic commands ###
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