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.