superset/db_engine_specs/shillelagh.py
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# to you under the Apache License, Version 2.0 (the
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#
# http://www.apache.org/licenses/LICENSE-2.0
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from __future__ import annotations
from typing import TYPE_CHECKING
from superset.db_engine_specs.sqlite import SqliteEngineSpec
if TYPE_CHECKING:
from superset.models.core import Database
class ShillelaghEngineSpec(SqliteEngineSpec):
"""Engine for shillelagh"""
engine_name = "Shillelagh"
engine = "shillelagh"
drivers = {"apsw": "SQLite driver"}
default_driver = "apsw"
sqlalchemy_uri_placeholder = "shillelagh://"
allows_joins = True
allows_subqueries = True
@classmethod
def get_function_names(
cls,
database: Database,
) -> list[str]:
return super().get_function_names(database) + [
"sleep",
"version",
"get_metadata",
]