superset 2017-03-28_11-28_a6c18f869a4e_query_start_running_time 源码
superset 2017-03-28_11-28_a6c18f869a4e_query_start_running_time 代码
文件路径：/superset/migrations/versions/2017-03-28_11-28_a6c18f869a4e_query_start_running_time.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.
"""query.start_running_time
Revision ID: a6c18f869a4e
Revises: 979c03af3341
Create Date: 2017-03-28 11:28:41.387182
"""
import sqlalchemy as sa
from alembic import op
# revision identifiers, used by Alembic.
revision = "a6c18f869a4e"
down_revision = "979c03af3341"
def upgrade():
op.add_column(
"query",
sa.Column(
"start_running_time", sa.Numeric(precision=20, scale=6), nullable=True
),
)
def downgrade():
op.drop_column("query", "start_running_time")
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