feat: Save column data into json_metadata for all Query executions

superset/queries/dao.py

@@ -16,6 +16,7 @@
 # under the License.
 import logging
 from datetime import datetime
+from typing import Any, Dict
 
 from superset.dao.base import BaseDAO
 from superset.extensions import db
@@ -48,3 +49,10 @@ def update_saved_query_exec_info(query_id: int) -> None:
                 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)

superset/sql_lab.py

@@ -187,7 +187,7 @@ def get_sql_results(  # pylint: disable=too-many-arguments
                 return handle_query_error(ex, query, session)
 
 
-def execute_sql_statement(  # pylint: disable=too-many-arguments,too-many-locals,too-many-statements
+def execute_sql_statement(  # pylint: disable=too-many-arguments,too-many-statements
     sql_statement: str,
     query: Query,
     session: Session,

superset/sqllab/command.py

@@ -34,6 +34,7 @@
     QueryIsForbiddenToAccessException,
     SqlLabException,
 )
+from superset.sqllab.execution_context_convertor import ExecutionContextConvertor
 from superset.sqllab.limiting_factor import LimitingFactor
 
 if TYPE_CHECKING:
@@ -42,6 +43,7 @@
     from superset.sqllab.sql_json_executer import SqlJsonExecutor
     from superset.sqllab.sqllab_execution_context import SqlJsonExecutionContext
 
+
 logger = logging.getLogger(__name__)
 
 CommandResult = Dict[str, Any]
@@ -94,11 +96,19 @@ def run(  # pylint: disable=too-many-statements,useless-suppression
                 status = SqlJsonExecutionStatus.QUERY_ALREADY_CREATED
             else:
                 status = self._run_sql_json_exec_from_scratch()
+
+            self._execution_context_convertor.set_payload(
+                self._execution_context, status
+            )
+
+            # save columns into metadata_json
+            self._query_dao.save_metadata(
+                self._execution_context.query, self._execution_context_convertor.payload
+            )
+
             return {
                 "status": status,
-                "payload": self._execution_context_convertor.to_payload(
-                    self._execution_context, status
-                ),
+                "payload": self._execution_context_convertor.serialize_payload(),
             }
         except (SqlLabException, SupersetErrorsException) as ex:
             raise ex
@@ -209,12 +219,3 @@ def validate(self, query: Query) -> None:
 class SqlQueryRender:
     def render(self, execution_context: SqlJsonExecutionContext) -> str:
         raise NotImplementedError()
-
-
-class ExecutionContextConvertor:
-    def to_payload(
-        self,
-        execution_context: SqlJsonExecutionContext,
-        execution_status: SqlJsonExecutionStatus,
-    ) -> str:
-        raise NotImplementedError()

superset/sqllab/execution_context_convertor.py

@@ -16,52 +16,53 @@
 # under the License.
 from __future__ import annotations
 
-from typing import TYPE_CHECKING
+import logging
+from typing import Any, Dict, TYPE_CHECKING
 
 import simplejson as json
 
 import superset.utils.core as utils
-from superset.sqllab.command import ExecutionContextConvertor
 from superset.sqllab.command_status import SqlJsonExecutionStatus
 from superset.sqllab.utils import apply_display_max_row_configuration_if_require
 
+logger = logging.getLogger(__name__)
+
 if TYPE_CHECKING:
     from superset.models.sql_lab import Query
     from superset.sqllab.sql_json_executer import SqlResults
     from superset.sqllab.sqllab_execution_context import SqlJsonExecutionContext
 
 
-class ExecutionContextConvertorImpl(ExecutionContextConvertor):
+class ExecutionContextConvertor:
     _max_row_in_display_configuration: int  # pylint: disable=invalid-name
+    _exc_status: SqlJsonExecutionStatus
+    payload: Dict[str, Any]
 
     def set_max_row_in_display(self, value: int) -> None:
         self._max_row_in_display_configuration = value  # pylint: disable=invalid-name
 
-    def to_payload(
+    def set_payload(
         self,
         execution_context: SqlJsonExecutionContext,
         execution_status: SqlJsonExecutionStatus,
-    ) -> str:
-
+    ) -> None:
+        self._exc_status = execution_status
         if execution_status == SqlJsonExecutionStatus.HAS_RESULTS:
-            return self._to_payload_results_based(
-                execution_context.get_execution_result() or {}
-            )
-        return self._to_payload_query_based(execution_context.query)
+            self.payload = execution_context.get_execution_result() or {}
+        else:
+            self.payload = execution_context.query.to_dict()
 
-    def _to_payload_results_based(self, execution_result: SqlResults) -> str:
-        return json.dumps(
-            apply_display_max_row_configuration_if_require(
-                execution_result, self._max_row_in_display_configuration
-            ),
-            default=utils.pessimistic_json_iso_dttm_ser,
-            ignore_nan=True,
-            encoding=None,
-        )
+    def serialize_payload(self) -> str:
+        if self._exc_status == SqlJsonExecutionStatus.HAS_RESULTS:
+            return json.dumps(
+                apply_display_max_row_configuration_if_require(
+                    self.payload, self._max_row_in_display_configuration
+                ),
+                default=utils.pessimistic_json_iso_dttm_ser,
+                ignore_nan=True,
+                encoding=None,
+            )
 
-    def _to_payload_query_based(  # pylint: disable=no-self-use
-        self, query: Query
-    ) -> str:
         return json.dumps(
-            {"query": query.to_dict()}, default=utils.json_int_dttm_ser, ignore_nan=True
+            {"query": self.payload}, default=utils.json_int_dttm_ser, ignore_nan=True
         )

superset/views/core.py

@@ -113,7 +113,7 @@
     QueryIsForbiddenToAccessException,
     SqlLabException,
 )
-from superset.sqllab.execution_context_convertor import ExecutionContextConvertorImpl
+from superset.sqllab.execution_context_convertor import ExecutionContextConvertor
 from superset.sqllab.limiting_factor import LimitingFactor
 from superset.sqllab.query_render import SqlQueryRenderImpl
 from superset.sqllab.sql_json_executer import (
@@ -1331,7 +1331,7 @@ def add_slices(  # pylint: disable=no-self-use
     @has_access_api
     @event_logger.log_this
     @expose("/testconn", methods=["POST", "GET"])
-    def testconn(self) -> FlaskResponse:  # pylint: disable=no-self-use
+    def testconn(self) -> FlaskResponse:
         """Tests a sqla connection"""
         logger.warning(
             "%s.testconn "
@@ -2306,7 +2306,7 @@ def stop_query(self) -> FlaskResponse:
     @event_logger.log_this
     @expose("/validate_sql_json/", methods=["POST", "GET"])
     def validate_sql_json(
-        # pylint: disable=too-many-locals,no-self-use
+        # pylint: disable=too-many-locals
         self,
     ) -> FlaskResponse:
         """Validates that arbitrary sql is acceptable for the given database.
@@ -2406,7 +2406,7 @@ def _create_sql_json_command(
         sql_json_executor = Superset._create_sql_json_executor(
             execution_context, query_dao
         )
-        execution_context_convertor = ExecutionContextConvertorImpl()
+        execution_context_convertor = ExecutionContextConvertor()
         execution_context_convertor.set_max_row_in_display(
             int(config.get("DISPLAY_MAX_ROW"))  # type: ignore
         )

tests/unit_tests/dao/queries_test.py

@@ -0,0 +1,55 @@
+# 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.
+import json
+from typing import Iterator
+
+import pytest
+from sqlalchemy.orm.session import Session
+
+
+def test_query_dao_save_metadata(app_context: None, session: Session) -> None:
+    from superset.models.core import Database
+    from superset.models.sql_lab import Query
+
+    engine = session.get_bind()
+    Query.metadata.create_all(engine)  # pylint: disable=no-member
+
+    db = Database(database_name="my_database", sqlalchemy_uri="sqlite://")
+
+    query_obj = Query(
+        client_id="foo",
+        database=db,
+        tab_name="test_tab",
+        sql_editor_id="test_editor_id",
+        sql="select * from bar",
+        select_sql="select * from bar",
+        executed_sql="select * from bar",
+        limit=100,
+        select_as_cta=False,
+        rows=100,
+        error_message="none",
+        results_key="abc",
+    )
+
+    session.add(db)
+    session.add(query_obj)
+
+    from superset.queries.dao import QueryDAO
+
+    query = session.query(Query).one()
+    QueryDAO.save_metadata(query=query, payload={"columns": []})
+    assert query.extra.get("columns", None) == []