tableName = (_secondaryTable == null)
? info.getTableIdentifier() : DBIdentifier.newTable(_secondaryTable, delimit());
info.addUnique(tableName, unique);
} else if (ctx instanceof FieldMapping) {// JoinTable
FieldMappingInfo info = ((FieldMapping)ctx).getMappingInfo();
info.addJoinTableUnique(unique);
} else if (ctx instanceof SequenceMapping) {
SequenceMapping seq = (SequenceMapping)ctx;
unique.setTableIdentifier(seq.getTableIdentifier());
Column[] uniqueColumns = unique.getColumns();
DBIdentifier[] columnNames = new DBIdentifier[uniqueColumns.length];