Trait arrow::record_batch::RecordBatchReader
source · [−]pub trait RecordBatchReader: Iterator<Item = Result<RecordBatch>> {
fn schema(&self) -> SchemaRef;
fn next_batch(&mut self) -> Result<Option<RecordBatch>> { ... }
}
Expand description
Trait for types that can read RecordBatch
’s.
Required Methods
Provided Methods
fn next_batch(&mut self) -> Result<Option<RecordBatch>>
fn next_batch(&mut self) -> Result<Option<RecordBatch>>
👎 Deprecated since 2.0.0:
This method is deprecated in favour of next
from the trait Iterator.
Reads the next RecordBatch
.