protected boolean isInternalPrimaryKeyIndex(Table table, Index index)
protected boolean isInternalPrimaryKeyIndex(DatabaseMetaDataWrapper metaData, Table table, Index index)
    protected boolean isInternalPrimaryKeyIndex(Table table, Index index)    {        // Interbase generates an unique index for the pks of the form "RDB$PRIMARY825"        return index.getName().startsWith("RDB$PRIMARY");    }