vaibhawvipul commented on code in PR #513:
URL: https://github.com/apache/datafusion-comet/pull/513#discussion_r1631256710
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core/src/execution/datafusion/expressions/scalar_funcs.rs:
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@@ -130,6 +133,10 @@ pub fn create_comet_physical_fun(
let func = Arc::new(spark_xxhash64);
make_comet_scalar_udf!("xxhash64", func, without data_type)
}
+ "chr" => {
Review Comment:
Question -
IsNull(child) won't work because we have an element there - 0 (int). Hence
we will hit chr(Child) always. Is my understanding correct?
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