scovich commented on code in PR #8401:
URL: https://github.com/apache/arrow-rs/pull/8401#discussion_r2376389789
##########
parquet-variant-compute/src/variant_array.rs:
##########
@@ -864,6 +866,51 @@ fn typed_value_to_variant(typed_value: &ArrayRef, index:
usize) -> Variant<'_, '
DataType::Float64 => {
primitive_conversion_single_value!(Float64Type, typed_value, index)
}
+ DataType::Timestamp(timeunit, tz) => {
+ match (timeunit, tz) {
+ (TimeUnit::Microsecond, Some(_)) => {
+ generic_conversion_single_value!(
+ TimestampMicrosecondType,
+ as_primitive,
+ |v| DateTime::from_timestamp_micros(v).unwrap(),
+ typed_value,
+ index
+ )
+ }
+ (TimeUnit::Microsecond, None) => {
+ generic_conversion_single_value!(
+ TimestampMicrosecondType,
+ as_primitive,
+ |v|
DateTime::from_timestamp_micros(v).unwrap().naive_utc(),
+ typed_value,
+ index
+ )
+ }
+ (TimeUnit::Nanosecond, Some(_)) => {
+ generic_conversion_single_value!(
+ TimestampNanosecondType,
+ as_primitive,
+ DateTime::from_timestamp_nanos,
+ typed_value,
+ index
+ )
+ }
+ (TimeUnit::Nanosecond, None) => {
+ generic_conversion_single_value!(
+ TimestampNanosecondType,
+ as_primitive,
+ |v| DateTime::from_timestamp_nanos(v).naive_utc(),
+ typed_value,
+ index
+ )
+ }
+ // Variant timestamp only support time unit with microsecond
or nanosecond precision
+ _ => panic!(
Review Comment:
See also https://github.com/apache/arrow-rs/issues/8435, which I noticed
while trying to add struct support
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