return SubQuery.emptySubqueryArray;
}
SubQuery[] subQueryArray = new SubQuery[subQueries.size()];
subQueries.toArray(subQueryArray);
ArraySort.sort(subQueryArray, 0, subQueryArray.length,
subQueryArray[0]);
for (int i = 0; i < subqueries.length; i++) {
subQueryArray[i].prepareTable(session);