villebro commented on a change in pull request #8464: [SIP-15] Fixing datetime
conversion and SQL literal
URL:
https://github.com/apache/incubator-superset/pull/8464#discussion_r340276849
##########
File path: superset/db_engine_specs/drill.py
##########
@@ -49,13 +50,13 @@ def epoch_ms_to_dttm(cls) -> str:
return "TO_DATE({col})"
@classmethod
- def convert_dttm(cls, target_type: str, dttm: datetime) -> str:
+ def convert_dttm(cls, target_type: str, dttm: datetime) -> Optional[str]:
tt = target_type.upper()
if tt == "DATE":
- return "CAST('{}' AS DATE)".format(dttm.isoformat()[:10])
+ return f"TO_DATE('{dttm.date().isoformat()}', 'yyyy-MM-dd')"
elif tt == "TIMESTAMP":
- return "CAST('{}' AS TIMESTAMP)".format(dttm.strftime("%Y-%m-%d
%H:%M:%S"))
- return "'{}'".format(dttm.strftime("%Y-%m-%d %H:%M:%S"))
+ return f"""TO_TIMESTAMP('{dttm.isoformat(sep=" ",
timespec="seconds")}', 'yyyy-MM-dd HH:mm:ss')""" # pylint:
disable=line-too-long
+ return None
Review comment:
@cgivre can you check if these are valid and if there's anything missing? A
quick googling didn't turn up any `DATETIME` type for Drill, just `DATE`,
`TIME` and `TIMESTAMP`.
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