Funding frenzy from AWS, Microsoft, Google, Salesforce pumps ex-Hadoop wrangler Databricks' value to $28bn

Oof, that's gotta hurt for Cloudera, which is sitting at a paltry $4.6bn

Databricks, the company behind open-source big data tool Apache Spark, has sucked up a $1bn investment round courtesy of AWS, Microsoft, Google, and more....