superset dao 源码
superset dao 代码
文件路径：/superset/queries/dao.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
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import logging
from datetime import datetime
from typing import Any, Dict
from superset.dao.base import BaseDAO
from superset.extensions import db
from superset.models.sql_lab import Query, SavedQuery
from superset.queries.filters import QueryFilter
logger = logging.getLogger(__name__)
class QueryDAO(BaseDAO):
model_cls = Query
base_filter = QueryFilter
@staticmethod
def update_saved_query_exec_info(query_id: int) -> None:
"""
Propagates query execution info back to saved query if applicable
:param query_id: The query id
:return:
"""
query = db.session.query(Query).get(query_id)
related_saved_queries = (
db.session.query(SavedQuery)
.filter(SavedQuery.database == query.database)
.filter(SavedQuery.sql == query.sql)
).all()
if related_saved_queries:
for saved_query in related_saved_queries:
saved_query.rows = query.rows
saved_query.last_run = datetime.now()
db.session.commit()
@staticmethod
def save_metadata(query: Query, payload: Dict[str, Any]) -> None:
# pull relevant data from payload and store in extra_json
columns = payload.get("columns", {})
db.session.add(query)
query.set_extra_json_key("columns", columns)
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