public String getCandidateTableName() {
StringBuilder buf = new StringBuilder("agg ");
for (Attribute attribute : getAttributes()) {
buf.append(attribute.getCandidateColumnName().charAt(0));
}
for (Attribute attribute : getMeasures()) {
buf.append(attribute.getCandidateColumnName().charAt(0));
}
return buf.toString();
}
public String getDescription() {
StringBuilder buf = new StringBuilder("{");
int i = 0;
for (Attribute attribute : getAttributes()) {
if (i++ > 0) {
buf.append(", ");
}
buf.append(attribute.getLabel());
}
buf.append("}");
return buf.toString();
}