[GitHub] [arrow] carols10cents commented on a change in pull request #8826: ARROW-10801: [Rust] [Flight] Support sending FlightData for Dictionaries with that of a RecordBatch

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carols10cents commented on a change in pull request #8826:
URL: https://github.com/apache/arrow/pull/8826#discussion_r537577588



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File path: rust/arrow-flight/src/utils.rs
##########
@@ -26,30 +26,40 @@ use arrow::error::{ArrowError, Result};
 use arrow::ipc::{convert, reader, writer, writer::IpcWriteOptions};
 use arrow::record_batch::RecordBatch;
 
-/// Convert a `RecordBatch` to `FlightData` by converting the header and body to bytes
+/// Convert a `RecordBatch` to a vector of `FlightData` representing the bytes of the dictionaries
+/// and values. This can't be a `From` implementation because neither `RecordBatch` nor `Vec` are
+/// implemented in this crate.
 ///
 /// Note: This implicitly uses the default `IpcWriteOptions`. To configure options,
 /// use `flight_data_from_arrow_batch()`
-impl From<&RecordBatch> for FlightData {
-    fn from(batch: &RecordBatch) -> Self {
-        let options = IpcWriteOptions::default();
-        flight_data_from_arrow_batch(batch, &options)
-    }
+pub fn convert_to_flight_data(batch: &RecordBatch) -> Vec<FlightData> {
+    let options = IpcWriteOptions::default();

Review comment:
       Done! I think this is ready for rereview :)




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