To better understand why these three databases shine, I asked representatives from each to identify key attributes for their success: Kelly Stirman, director of products at MongoDB; Patrick McFadin, chief Cassandra evangelist at DataStax; and Justin Kestelyn, senior director of developer relations at Cloudera.
Dragon city get free 1,000,000 gems. I Found A New Working Trick In How To Obtain Dragon City Gems!All You Need To Do Is Follow The Steps Below Hurry Up!It Would Not Stay In There Forever. 1)Like Share Comment At This Post.ragon city get free 1,000,000 gems. Like This Photo If You Like This Eggs/Dragons And Gine A Comment Your 1ST Favorite Egg.....From:Allen James L. Laxamana.
Gems may also be earned through Achievements, Daily Reward and Earn Gems. Gems can't be used to buy Hero Shards, but using Gems on some special IGG events gives a random chance to receive Shards. The best use of Gems is probably buying random Heroes or rolling for talents once you have all the Heroes you want.urchasing Gems. Gems can be purchased either by clicking the   next to your Gem amount in the top right corner of the screen, or by opening the Shop and clicking on Treasure.