Details
-
Improvement
-
Status: Resolved
-
Major
-
Resolution: Implemented
-
None
-
ghx-label-8
Description
Parquet added LogicalTypeAnnotation as a new way to express metadata about columns. For types that already exist, the old way (ConvertedType) should be also written to remain compatible with older readers, but new types (like int64 nano) are only added as LogicalTypeAnnotation.
Attachments
Issue Links
- relates to
-
IMPALA-5051 Add support to write INT64 timestamps to the parquet writer
- Resolved