1 Copper

Re: Let’s talk about Oracle FS1 and EMC XtremIO!

One *cannot* use HCC for transactions. No row locking and modify DML requires CU decompression. I wrote about this in Expert Oracle Exadata (Apress).

HCC is, generally speaking, a reasonable archival solution...and there are certainly other products in that space.

Alsways remember the truth about HCC compression ratios as well:

Exadata HCC – Real-World Storage Savings | Big Data, Small Font