BlankNodeID first = blankNodeIDs.iterator().next();
translated.add(Equality.create(attribute, first.toExpression()));
}
if (!patterns.isEmpty()) {
Pattern first = patterns.iterator().next();
translated.add(Equality.create(attribute, first.toExpression()));
checkUsesColumnFunctions(first);
}
if (!expressions.isEmpty()) {
Expression first = expressions.iterator().next();
translated.add(Equality.create(attribute, first));