superset 2017-09-13_16-36_ddd6ebdd853b_annotations 源码
superset 2017-09-13_16-36_ddd6ebdd853b_annotations 代码
文件路径：/superset/migrations/versions/2017-09-13_16-36_ddd6ebdd853b_annotations.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.
"""annotations
Revision ID: ddd6ebdd853b
Revises: ca69c70ec99b
Create Date: 2017-09-13 16:36:39.144489
"""
import sqlalchemy as sa
from alembic import op
# revision identifiers, used by Alembic.
revision = "ddd6ebdd853b"
down_revision = "ca69c70ec99b"
def upgrade():
# ### commands auto generated by Alembic - please adjust! ###
op.create_table(
"annotation_layer",
sa.Column("created_on", sa.DateTime(), nullable=True),
sa.Column("changed_on", sa.DateTime(), nullable=True),
sa.Column("id", sa.Integer(), nullable=False),
sa.Column("name", sa.String(length=250), nullable=True),
sa.Column("descr", sa.Text(), nullable=True),
sa.Column("changed_by_fk", sa.Integer(), nullable=True),
sa.Column("created_by_fk", sa.Integer(), nullable=True),
sa.ForeignKeyConstraint(["changed_by_fk"], ["ab_user.id"]),
sa.ForeignKeyConstraint(["created_by_fk"], ["ab_user.id"]),
sa.PrimaryKeyConstraint("id"),
)
op.create_table(
"annotation",
sa.Column("created_on", sa.DateTime(), nullable=True),
sa.Column("changed_on", sa.DateTime(), nullable=True),
sa.Column("id", sa.Integer(), nullable=False),
sa.Column("start_dttm", sa.DateTime(), nullable=True),
sa.Column("end_dttm", sa.DateTime(), nullable=True),
sa.Column("layer_id", sa.Integer(), nullable=True),
sa.Column("short_descr", sa.String(length=500), nullable=True),
sa.Column("long_descr", sa.Text(), nullable=True),
sa.Column("changed_by_fk", sa.Integer(), nullable=True),
sa.Column("created_by_fk", sa.Integer(), nullable=True),
sa.ForeignKeyConstraint(["changed_by_fk"], ["ab_user.id"]),
sa.ForeignKeyConstraint(["created_by_fk"], ["ab_user.id"]),
sa.ForeignKeyConstraint(["layer_id"], ["annotation_layer.id"]),
sa.PrimaryKeyConstraint("id"),
)
op.create_index(
"ti_dag_state",
"annotation",
["layer_id", "start_dttm", "end_dttm"],
unique=False,
)
def downgrade():
op.drop_index("ti_dag_state", table_name="annotation")
op.drop_table("annotation")
op.drop_table("annotation_layer")
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