One technique is on the client side you build a tool that takes the even and produces N mutations. In c* writes are cheap so essentially, re-write everything on all changes.
On Sun, Jan 27, 2013 at 4:03 PM, Fredrik Stigbäck < fredrik.l.stigb...@sitevision.se> wrote: > Hi. > Since denormalized data is first-class citizen in Cassandra, how to > handle updating denormalized data. > E.g. If we have a USER cf with name, email etc. and denormalize user > data into many other CF:s and then > update the information about a user (name, email...). What is the best > way to handle updating those user data properties > which might be spread out over many cf:s and many rows? > > Regards > /Fredrik >
