Jefffrey commented on code in PR #18322:
URL: https://github.com/apache/datafusion/pull/18322#discussion_r2479976399
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datafusion/spark/src/function/bitwise/bit_count.rs:
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@@ -147,6 +147,18 @@ fn spark_bit_count(value_array: &[ArrayRef]) ->
Result<ArrayRef> {
}
}
+// Here’s the equivalent Rust implementation of the bitCount function (similar
to Apache Spark's bitCount for LongType)
+fn bit_count(i: i64) -> i32 {
Review Comment:
Where was the actual bitcount implementation code pulled from though?
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