Struct polars::prelude::ScanArgsParquet
source · pub struct ScanArgsParquet {
pub n_rows: Option<usize>,
pub cache: bool,
pub parallel: ParallelStrategy,
pub rechunk: bool,
pub row_count: Option<RowCount>,
pub low_memory: bool,
pub cloud_options: Option<CloudOptions>,
pub use_statistics: bool,
pub hive_partitioning: bool,
}
Available on crate feature
lazy
only.Fields§
§n_rows: Option<usize>
§cache: bool
§parallel: ParallelStrategy
§rechunk: bool
§row_count: Option<RowCount>
§low_memory: bool
§cloud_options: Option<CloudOptions>
§use_statistics: bool
§hive_partitioning: bool
Trait Implementations§
source§impl Clone for ScanArgsParquet
impl Clone for ScanArgsParquet
source§fn clone(&self) -> ScanArgsParquet
fn clone(&self) -> ScanArgsParquet
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresource§impl Default for ScanArgsParquet
impl Default for ScanArgsParquet
source§fn default() -> ScanArgsParquet
fn default() -> ScanArgsParquet
Returns the “default value” for a type. Read more
Auto Trait Implementations§
impl RefUnwindSafe for ScanArgsParquet
impl Send for ScanArgsParquet
impl Sync for ScanArgsParquet
impl Unpin for ScanArgsParquet
impl UnwindSafe for ScanArgsParquet
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more