What is NoSQL database? Enter NoSQL East, conference of non-relational data stores

What is NoSQL database? Enter NoSQL East, conference of non-relational data stores — PaulStamatiou.com: "There’s a new tech conference coming to Atlanta at the end of the month. Unlike other events I have covered and attended, this one is for those who not only develop websites but also deal with large data sets at high load and have learned the struggles of dealing with relational databases like MySQL at such scale. The underlying concept (movement rather) is called NoSQL — a (much debated) term describing the next generation of data storage technologies."