hsiang-c commented on code in PR #2346:
URL: https://github.com/apache/datafusion-comet/pull/2346#discussion_r2331580405
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native/core/src/execution/operators/scan.rs:
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@@ -239,6 +239,87 @@ impl ScanExec {
let mut timer = arrow_ffi_time.timer();
+ // Check for selection vectors and get selection indices if needed from
+ // JVM via FFI
+ // Selection vectors can be provided by, for instance, Iceberg to
+ // remove rows that have been deleted.
+ let selection_indices_arrays = Self::get_selection_indices(&mut env,
iter, num_cols)?;
+
+ // fetch batch data from JVMi via FFI
Review Comment:
(nit) `JVMi`?
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