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fix: datatype tracking issue on virtual dataset #20088

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merged 4 commits into from
Jun 1, 2022
Merged

fix: datatype tracking issue on virtual dataset #20088

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df70299
Fix datatype tracking issue on virtual dataset
codemaster08240328 May 16, 2022
e6159de
Merge branch 'master' into fix/virtual-dataset-tracking-datatype
codemaster08240328 May 16, 2022
fa4f374
Merge branch 'master' into fix/virtual-dataset-tracking-datatype
codemaster08240328 May 31, 2022
7b22e6b
fix pytest issue on postgresql
codemaster08240328 May 31, 2022
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9 changes: 9 additions & 0 deletions superset/db_engine_specs/postgres.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@
from typing import Any, Dict, List, Optional, Pattern, Tuple, TYPE_CHECKING

from flask_babel import gettext as __
from psycopg2.extensions import binary_types, string_types
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I think this import should be moved into get_datatype, as psycopg2 isn't a required dependency

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Fixed by #20543

from sqlalchemy.dialects.postgresql import ARRAY, DOUBLE_PRECISION, ENUM, JSON
from sqlalchemy.dialects.postgresql.base import PGInspector
from sqlalchemy.types import String
Expand Down Expand Up @@ -287,6 +288,14 @@ def get_column_spec(
native_type, column_type_mappings=column_type_mappings
)

@classmethod
def get_datatype(cls, type_code: Any) -> Optional[str]:
types = binary_types.copy()
types.update(string_types)
if type_code in types:
return types[type_code].name
return None

@classmethod
def get_cancel_query_id(cls, cursor: Any, query: Query) -> Optional[str]:
"""
Expand Down