>>> ... merge segments in parallel, so the index is built from
>>> front to back in a single pass.
>> This is WL#4447 - Falcon; Sort-Merge for Index Creation
> Right - I looked at the title and thought it meant reading,
> sorting, and merging, rather than using chilled segments.
> Mind if I change that title?
This design is BETTER that a normal sort-merge because it can be done
for every batch update to the table, not just creating the index from
scratch. DeferredIndexes was a great idea!