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PhysicalExprAdapterFactory

datafusion_physical_expr_adapter::schema_rewriter

Trait PhysicalExprAdapterFactory 

Source 
pub trait PhysicalExprAdapterFactory:
    Send
    + Sync
    + Debug {
    // Required method
    fn create(
        &self,
        logical_file_schema: SchemaRef,
        physical_file_schema: SchemaRef,
    ) -> Arc<dyn PhysicalExprAdapter>;
}
Expand description

Creates instances of PhysicalExprAdapter for given logical and physical schemas.

See DefaultPhysicalExprAdapterFactory for the default implementation.

Required Methods§

Source

fn create( &self, logical_file_schema: SchemaRef, physical_file_schema: SchemaRef, ) -> Arc<dyn PhysicalExprAdapter>

Create a new instance of the physical expression adapter.

Implementors§