Struct datafusion::row::reader::RowReader

pub struct RowReader<'a> { /* private fields */ }

Read the tuple data[base_offset..] we are currently pointing to

Implementations

impl<'a> RowReader<'a>

pub fn new(schema: &Schema) -> RowReader<'a>

new

pub fn point_to(&mut self, offset: usize, data: &'a [u8])

Update this row to point to position offset in base

pub fn get_bool_opt(&self, idx: usize) -> Option<bool>

pub fn get_u8_opt(&self, idx: usize) -> Option<u8>

pub fn get_u16_opt(&self, idx: usize) -> Option<u16>

pub fn get_u32_opt(&self, idx: usize) -> Option<u32>

pub fn get_u64_opt(&self, idx: usize) -> Option<u64>

pub fn get_i8_opt(&self, idx: usize) -> Option<i8>

pub fn get_i16_opt(&self, idx: usize) -> Option<i16>

pub fn get_i32_opt(&self, idx: usize) -> Option<i32>

pub fn get_i64_opt(&self, idx: usize) -> Option<i64>

pub fn get_f32_opt(&self, idx: usize) -> Option<f32>

pub fn get_f64_opt(&self, idx: usize) -> Option<f64>

Trait Implementations

impl<'a> Debug for RowReader<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.