Method resolve_function

src/sql/src/plan/statement.rs:829–835

(
        &self,
        name: UnresolvedItemName,
    )

    }

    pub fn resolve_function(
        &self,
        name: UnresolvedItemName,
    ) -> Result<&dyn CatalogItem, PlanError> {
        let name = normalize::unresolved_item_name(name)?;
        Ok(self.catalog.resolve_function(&name)?)
    }

    pub fn resolve_cluster(
        &self,