Idea: To guarantee data integrity, you can store an MD5 of all chunks data as static column in the partition that contains the chunks
On Fri, Apr 19, 2019 at 9:18 AM cclive1601你 <[email protected]> wrote: > we have use cassandra as object store for some years, you can just split > the object into some small pieces. object got a pk, then the some small > pieces got some pks ,object's pk and pieces's pk can be store in meta table > in cassandra, and small pieces's pk and some pieces store in data table. > we store videos ,picture and other no structure data. > > Gene <[email protected]> 于2019年4月19日周五 下午1:25写道： > >> Howdy >> >> I'm looking at the possibility of using cassandra as an object store to >> offload image/blob data from an Oracle database. I've seen mentions of it >> being used as an object store in a large scale fashion, like with Walmart: >> >> >> https://medium.com/walmartlabs/building-object-store-storing-images-in-cassandra-walmart-scale-a6b9c02af593 >> >> However I have found little on small scale setups and if it's even worth >> using Cassandra in place of something else that's meant to be used for >> object storage, like Ceph. >> >> Additionally, I've read that cassandra struggles with storing objects >> 10MB or larger and it's recommended to break objects up into smaller >> chunks, which either requires some kind of middleware between our >> application and cassandra, or it would require our application to split >> objects into smaller chunks and recombine them as needed. >> >> I've looked into pithos and astyanax, but those are both no longer >> developed and I'm not seeing anything that might replace them in the long >> term. >> >> https://github.com/exoscale/pithos >> https://github.com/Netflix/astyanax >> >> Any helpful information or advice would be greatly appreciated. >> >> Thanks in advance. >> >> -Gene >> > > > -- > you are the apple of my eye ! >
