Function mz_sql::plan::query::plan_copy_from_rows

pub fn plan_copy_from_rows(
    pcx: &PlanContext,
    catalog: &dyn SessionCatalog,
    id: GlobalId,
    columns: Vec<usize>,
    rows: Vec<Row>
) -> Result<HirRelationExpr, PlanError>

Builds a plan that adds the default values for the missing columns and re-orders the datums in the given rows to match the order in the target table.