Trait TableFunctionImpl

pub trait TableFunctionImpl:
    Debug
    + Sync
    + Send {
    // Required method
    fn call(
        &self,
        args: &[Expr],
    ) -> Result<Arc<dyn TableProvider>, DataFusionError>;
}

A trait for table function implementations

Required Methods

fn call(&self, args: &[Expr]) -> Result<Arc<dyn TableProvider>, DataFusionError>

Create a table provider

Implementors

impl TableFunctionImpl for GenerateSeriesFunc

impl TableFunctionImpl for RangeFunc