Set< Set<AbstractExpression> > eqSets)
{
StatementPartitioning stmtPartitioning = getPartitioningForStatement();
if (stmtPartitioning.getCountOfPartitionedTables() == 0 ||
stmtPartitioning.requiresTwoFragments()) {
return;
}
// this sub-query is single partitioned query on partitioned tables
// promoting the single partition express up the its parent level
AbstractExpression spExpr = stmtPartitioning.singlePartitioningExpression();