Trait dbkit_engine::operation::Operation

pub trait Operation<'a> {
    fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
}

Operation is the basic building model of a query.

Operations are built together into a tree of Operation that represent the flow of rows from one relational Operation into another.

Required Methods

fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>

Convert operation AST a bound Cursor

Implementors

• impl<'a> Operation<'a> for ScanView<'a>
• impl<'a> Operation<'a> for Project<'a>