Struct OpenOptions 

pub struct OpenOptions {
    pub hint: AccessHint,
    pub max_pages: usize,
    pub page_size: usize,
    pub coalesce_gap_pages: usize,
    pub prefetch_depth: usize,
}

Open-time prefetch configuration.

Fields

hint: AccessHint

max_pages: usize

page_size: usize

coalesce_gap_pages: usize

prefetch_depth: usize

Implementations

impl OpenOptions

pub fn new() -> Self

pub fn hint(self, hint: AccessHint) -> Self

pub fn max_pages(self, max_pages: usize) -> Self

pub fn page_size(self, page_size: usize) -> Self

pub fn coalesce_gap_pages(self, gap: usize) -> Self

pub fn prefetch_depth(self, depth: usize) -> Self

pub fn validate(&self) -> Result<()>

Trait Implementations

impl Clone for OpenOptions

fn clone(&self) -> OpenOptions

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for OpenOptions

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

Formats the value using the given formatter.

impl Default for OpenOptions

fn default() -> Self

Returns the “default value” for a type.