pub fn size(&self) -> usize {
        std::mem::size_of_val(self)
            + self.size_columns()
            + self.columns.keys().map(|k| k.len()).sum::<usize>()
    }
/// Memory size in bytes including `self`
Memory size in bytes including `self`
Memory size in bytes including ` self `
pub fn size(&self) -> usize {
        std::mem::size_of_val(self)
            + self.size_columns()
            + self.columns.keys().map(|k| k.len()).sum::<usize>()
    }
pub fn size ( & self ) -> usize { std :: mem :: size_of_val ( self ) + self . size_columns ( ) + self . columns . keys ( ) . map ( | k | k . len ( ) ) . sum :: < usize > ( ) }
Memory size in bytes including `self`
Memory size in bytes including ` self `
&self
&self