pub struct TableVirtualUserPushdownContext {
pub limit: Option<usize>,
}Expand description
Pushdown context for advanced virtual table implementations.
Contains optimization hints that can be used to reduce the amount of data generated by the virtual table.
Fields§
§limit: Option<usize>Maximum number of rows to return (if set).
Trait Implementations§
Source§impl Clone for TableVirtualUserPushdownContext
impl Clone for TableVirtualUserPushdownContext
Source§fn clone(&self) -> TableVirtualUserPushdownContext
fn clone(&self) -> TableVirtualUserPushdownContext
Returns a duplicate of the value. Read more
1.0.0§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreSource§impl Default for TableVirtualUserPushdownContext
impl Default for TableVirtualUserPushdownContext
Source§fn default() -> TableVirtualUserPushdownContext
fn default() -> TableVirtualUserPushdownContext
Returns the “default value” for a type. Read more
Auto Trait Implementations§
impl Freeze for TableVirtualUserPushdownContext
impl RefUnwindSafe for TableVirtualUserPushdownContext
impl Send for TableVirtualUserPushdownContext
impl Sync for TableVirtualUserPushdownContext
impl Unpin for TableVirtualUserPushdownContext
impl UnwindSafe for TableVirtualUserPushdownContext
Blanket Implementations§
§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
§unsafe fn clone_to_uninit(&self, dest: *mut u8)
unsafe fn clone_to_uninit(&self, dest: *mut u8)
🔬This is a nightly-only experimental API. (
clone_to_uninit)