Function parquet::arrow::array_reader::build_array_reader [−][src]
pub fn build_array_reader<T>(
parquet_schema: SchemaDescPtr,
arrow_schema: Schema,
column_indices: T,
file_reader: Arc<dyn FileReader>
) -> Result<Box<dyn ArrayReader>> where
T: IntoIterator<Item = usize>,
Expand description
Create array reader from parquet schema, column indices, and parquet file reader.