superset 2020-12-15_09-07_ab104a954a8f_reports_alter_crontab_size 源码
superset 2020-12-15_09-07_ab104a954a8f_reports_alter_crontab_size 代码
文件路径：/superset/migrations/versions/2020-12-15_09-07_ab104a954a8f_reports_alter_crontab_size.py
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
"""reports alter crontab size
Revision ID: ab104a954a8f
Revises: 5daced1f0e76
Create Date: 2020-12-15 09:07:24.730545
"""
# revision identifiers, used by Alembic.
revision = "ab104a954a8f"
down_revision = "e37912a26567"
import sqlalchemy as sa
from alembic import op
def upgrade():
with op.batch_alter_table("report_schedule") as batch_op:
batch_op.alter_column(
"crontab",
existing_type=sa.VARCHAR(length=50),
type_=sa.VARCHAR(length=1000),
existing_nullable=False,
)
def downgrade():
with op.batch_alter_table("report_schedule") as batch_op:
batch_op.alter_column(
"crontab",
existing_type=sa.VARCHAR(length=1000),
type_=sa.VARCHAR(length=50),
existing_nullable=False,
)
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