Trait mentat_query_projector::Projector

pub trait Projector {
    fn project<'stmt, 's>(
        &self, 
        schema: &Schema, 
        sqlite: &'s Connection, 
        rows: Rows<'stmt>
    ) -> Result<QueryOutput>;
    fn columns<'s>(&'s self) -> Box<Iterator<Item = &Element> + 's>;
}

Required Methods

fn project<'stmt, 's>(
    &self,
    schema: &Schema,
    sqlite: &'s Connection,
    rows: Rows<'stmt>
) -> Result<QueryOutput>

fn columns<'s>(&'s self) -> Box<Iterator<Item = &Element> + 's>

Implementors

• impl Projector for ConstantProjector