Enterprises today store and use data across an ever-growing number of applications and locations, making it challenging — if not impossible — to manage and query that data in a holistic way. That spells opportunity for startups building tools to stitch together that fragmentation, and today one of them — Observe — is announcing $115 million in funding on the heels of strong demand for its tech. The Series B values the startup at between $400 million and $500 million, sources tell TechCrunch. (Ob...