DiggidyDave commented on a change in pull request #7422: [WIP] Add `validate_sql_json` endpoint
for checking that a given sql query is valid for the chosen database
URL: https://github.com/apache/incubator-superset/pull/7422#discussion_r280509622
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File path: superset/views/core.py
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@@ -2503,6 +2504,61 @@ def stop_query(self):
pass
return self.json_response('OK')
+ @has_access_api
+ @expose('/validate_sql_json/', methods=['POST', 'GET'])
+ @log_this
+ def validate_sql_json(self):
+ """Validates that arbitrary sql is acceptable for the given database.
+ Returns a list of error/warning annotations as json.
+ """
+ sql = request.form.get('sql')
+ database_id = request.form.get('database_id')
+ schema = request.form.get('schema') or None
+ template_params = json.loads(
+ request.form.get('templateParams') or '{}')
+
+ if len(template_params) > 0:
+ # TODO: factor the Database object out of template rendering
+ # or provide it as mydb so we can render template params
+ # without having to also persist a Query ORM object.
+ return json_error_response(
+ 'SQL validation does not support template parameters')
+
+ session = db.session()
+ mydb = session.query(models.Database).filter_by(id=database_id).first()
+ if not mydb:
+ json_error_response(
+ 'Database with id {} is missing.'.format(database_id))
+
+ spec = mydb.db_engine_spec
+ if not spec.engine in SQL_VALIDATORS_BY_ENGINE:
+ return json_error_response(
Review comment:
Actually, the more I think about it, this might be a straight-up 200 response. Same with
the one re templates. Thoughts?
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