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fix(sqllab): Replace stringified 'null' schema column values with NULL (#18992)
Co-authored-by: John Bodley <john.bodley@airbnb.com>
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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"""fix query and saved_query null schema
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Revision ID: b5a422d8e252
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Revises: b8d3a24d9131
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Create Date: 2022-03-02 09:20:02.919490
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"""
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from alembic import op
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from sqlalchemy import Column, Integer, String
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from sqlalchemy.ext.declarative import declarative_base
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from superset import db
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# revision identifiers, used by Alembic.
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revision = "b5a422d8e252"
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down_revision = "b8d3a24d9131"
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Base = declarative_base()
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class Query(Base):
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__tablename__ = "query"
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id = Column(Integer, primary_key=True)
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schema = Column(String(256))
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class SavedQuery(Base):
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__tablename__ = "saved_query"
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id = Column(Integer, primary_key=True)
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schema = Column(String(128))
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def upgrade():
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bind = op.get_bind()
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session = db.Session(bind=bind)
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for model in (Query, SavedQuery):
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for record in session.query(model).filter(model.schema == "null"):
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record.schema = None
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session.commit()
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session.close()
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def downgrade():
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pass
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