superset 2022-06-19_16-17_f3afaf1f11f0_add_unique_name_desc_rls 源码
superset 2022-06-19_16-17_f3afaf1f11f0_add_unique_name_desc_rls 代码
文件路径：/superset/migrations/versions/2022-06-19_16-17_f3afaf1f11f0_add_unique_name_desc_rls.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.
"""add_unique_name_desc_rls
Revision ID: f3afaf1f11f0
Revises: e09b4ae78457
Create Date: 2022-06-19 16:17:23.318618
"""
# revision identifiers, used by Alembic.
revision = "f3afaf1f11f0"
down_revision = "e09b4ae78457"
import sqlalchemy as sa
from alembic import op
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import Session
Base = declarative_base()
class RowLevelSecurityFilter(Base):
__tablename__ = "row_level_security_filters"
id = sa.Column(sa.Integer, primary_key=True)
name = sa.Column(sa.String(255), unique=True, nullable=False)
def upgrade():
# ### commands auto generated by Alembic - please adjust! ###
bind = op.get_bind()
session = Session(bind=bind)
op.add_column(
"row_level_security_filters", sa.Column("name", sa.String(length=255))
)
op.add_column(
"row_level_security_filters", sa.Column("description", sa.Text(), nullable=True)
)
# Set initial default names make sure we can have unique non null values
all_rls = session.query(RowLevelSecurityFilter).all()
for rls in all_rls:
rls.name = f"rls-{rls.id}"
session.commit()
# Now it's safe so set non-null and unique
# add unique constraint
with op.batch_alter_table("row_level_security_filters") as batch_op:
# batch mode is required for sqlite
batch_op.alter_column(
"name",
existing_type=sa.String(255),
nullable=False,
)
batch_op.create_unique_constraint("uq_rls_name", ["name"])
# ### end Alembic commands ###
def downgrade():
with op.batch_alter_table("row_level_security_filters") as batch_op:
batch_op.drop_constraint("uq_rls_name", type_="unique")
batch_op.drop_column("description")
batch_op.drop_column("name")
相关信息
相关文章
superset 2015-09-21_17-30_4e6a06bad7a8_init 源码
superset 2015-10-05_10-325a7bad26f2a7 源码
superset 2015-10-05_22-111e2841a4128 源码
superset 2015-10-19_20-54_2929af7925ed_tz_offsets_in_data_sources 源码
superset 2015-11-21_11-18_289ce07647b_add_encrypted_password_field 源码
superset 2015-12-04_09-42_1a48a5411020_adding_slug_to_dash 源码
superset 2015-12-04_11-16_315b3f4da9b0_adding_log_model 源码
superset 2015-12-13_08-38_55179c7f25c7_sqla_descr 源码
0
赞
热门推荐
-
2、 - 优质文章
-
3、 gate.io
-
8、 golang
-
9、 openharmony
-
10、 Vue中input框自动聚焦