StringBuffer buf = new StringBuffer(
dialect.getAddPrimaryKeyConstraintString(constraintName)
).append('(");
Iterator iter = getColumnIterator();
while ( iter.hasNext() ) {
buf.append( ( (Column) iter.next() ).getQuotedName(dialect) );
if ( iter.hasNext() ) buf.append(", ");
}
return buf.append(')").toString();