set.removeAll(writeTableNames);
if (set.size() > 0) {
readTableNames = new HsqlName[set.size()];
set.toArray(readTableNames);
}
if (readTableNames.length == 0 && writeTableNames.length == 0) {
if (type == StatementTypes.SELECT_CURSOR
|| type == StatementTypes.SELECT_SINGLE) {