liukun4515 commented on a change in pull request #1388:
URL: https://github.com/apache/arrow-rs/pull/1388#discussion_r818375780
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File path: arrow/src/compute/kernels/temporal.rs
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@@ -169,6 +169,23 @@ where
Ok(b.finish())
}
+/// Extracts the month of a given temporal array as an array of integers
+pub fn month<T>(array: &PrimitiveArray<T>) -> Result<Int32Array>
+where
+ T: ArrowTemporalType + ArrowNumericType,
+ i64: std::convert::From<T::Native>,
+{
+ let mut b = Int32Builder::new(array.len());
+ match array.data_type() {
+ &DataType::Date32 | &DataType::Date64 | &DataType::Timestamp(_, _) => {
+ extract_component_from_array!(array, b, month, value_as_datetime)
Review comment:
I think the `timezone` will impact `hour, day, month, year` and other
time unit which are higher than hour.
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