pub struct HasColumns;Expand description
Marker: table has at least one column.
Trait Implementations§
Source§impl Clone for HasColumns
impl Clone for HasColumns
Source§fn clone(&self) -> HasColumns
fn clone(&self) -> HasColumns
Returns a duplicate 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 Debug for HasColumns
impl Debug for HasColumns
impl Copy for HasColumns
Auto Trait Implementations§
impl Freeze for HasColumns
impl RefUnwindSafe for HasColumns
impl Send for HasColumns
impl Sync for HasColumns
impl Unpin for HasColumns
impl UnwindSafe for HasColumns
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