Trait RetrievalArguments 

pub trait RetrievalArguments: GraphNameCatalog {
    // Required method
    fn evaluate_argument(
        &self,
        expression: &ScalarExpr,
        params: &[SQLParam],
    ) -> Result<Value, SQLError>;
}

Runtime scalar evaluation and graph catalog access; SQL owns recursion and validation order.

Required Methods

fn evaluate_argument( &self, expression: &ScalarExpr, params: &[SQLParam], ) -> Result<Value, SQLError>

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors