Function ValidateCopyFrom

pgserver/validate.go:25–38

ValidateCopyFrom returns an error if the CopyFrom node is invalid.

(cf *tree.CopyFrom, ctx *sql.Context)

// ValidateCopyFrom returns an error if the CopyFrom node is invalid.
func ValidateCopyFrom(cf *tree.CopyFrom, ctx *sql.Context) (sql.InsertableTable, error) {
	table, err := GetSqlTableFromContext(ctx, cf.Table.Schema(), cf.Table.Table())
	if err != nil {
		return nil, err
	}
	if table == nil {
		return nil, fmt.Errorf(`relation "%s" does not exist`, cf.Table.Table())
	}
	if it, ok := table.(sql.InsertableTable); !ok {
		return nil, fmt.Errorf(`table "%s" is read-only`, cf.Table.Table())
	} else {
		return it, nil
	}
}

// ValidateCopyTo returns an error if the CopyTo node is invalid, for example if it contains columns that
// are not in the table schema.