Method create_struct_expr

datafusion/sql/src/expr/mod.rs:853–865

Handles a call to struct(...) where the arguments are not named. For example `struct (v, v2)` by creating a call to the `struct` function which will create a struct with fields named `c0`, `c1`, etc.

(
        &self,
        values: Vec<SQLExpr>,
        input_schema: &DFSchema,
        planner_context: &mut PlannerContext,
    )

    // `struct (v, v2)` by creating a call to the `struct` function
    // which will create a struct with fields named `c0`, `c1`, etc.
    fn create_struct_expr(
        &self,
        values: Vec<SQLExpr>,
        input_schema: &DFSchema,
        planner_context: &mut PlannerContext,
    ) -> Result<Vec<Expr>> {
        values
            .into_iter()
            .map(|value| {
                self.sql_expr_to_logical_expr(value, input_schema, planner_context)
            })
            .collect::<Result<Vec<_>>>()
    }

    fn sql_in_list_to_expr(
        &self,