In this chapter, you learned how to shard data. It was difficult (because the product is young) to cover all the aspects of Spider regarding performance and features in this chapter; however, if you want to go ahead, you have to look at Direct SQL (Map Reduce on remote backend) with UDF functions.

Spider is a newly introduced technology in MariaDB, and this chapter was an introduction to it. Spider covers a lot of missing aspects, but surely will evolve faster in the coming years (as it was recently introduced in MariaDB).