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Minor: more comments for RecordBatch.get_array_memory_size() #6607

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Oct 21, 2024
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Minor: more comments for RecordBatch.get_array_memory_size() #6607

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doc RecordBatch size
2010YOUY01 Oct 21, 2024
2cc6d2c
Update arrow-array/src/record_batch.rs
2010YOUY01 Oct 21, 2024
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4 changes: 4 additions & 0 deletions arrow-array/src/record_batch.rs
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Expand Up @@ -469,6 +469,10 @@ impl RecordBatch {
}

/// Returns the total number of bytes of memory occupied physically by this batch.
/// Note that this does not always correspond to the exact memory usage of an
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/// `RecordBatch` (might overestimate), since multiple columns can share the same
/// buffers or slices thereof, the memory used by the shared buffers might be
/// counted multiple times.
pub fn get_array_memory_size(&self) -> usize {
self.columns()
.iter()
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