// Generate statement for candidate(s)
SQLStatement stmt = RDBMSQueryUtils.getStatementForCandidates(null, candidateCmd,
datastoreCompilation.getResultDefinitionForClass(), ec, candidateClass, subclasses, result, null, null);
if (stmt.allUnionsForSamePrimaryTable())
{
// Select fetch-plan fields of candidate class
SQLStatementHelper.selectFetchPlanOfCandidateInStatement(stmt,
datastoreCompilation.getResultDefinitionForClass(), candidateCmd, getFetchPlan(), 1);
}