pub fn project_with_column_index_alias(
expr: Vec<Expr>,
input: Arc<LogicalPlan>,
schema: DFSchemaRef,
alias: Option<String>
) -> Result<LogicalPlan>
pub fn project_with_column_index_alias(
expr: Vec<Expr>,
input: Arc<LogicalPlan>,
schema: DFSchemaRef,
alias: Option<String>
) -> Result<LogicalPlan>