Delete comment from: Julian Hyde on Streaming Data, Open Source OLAP. And stuff.
Julian Hyde said...
BillOrm,
The driver automatically builds table models for all collections. In the example, mongo_raw.zips one such table. Because MongoDB does not record columns, these tables just have one column called _MAP.
Mar 2, 2015, 7:26:10 PM
Posted to Efficient SQL queries on MongoDB

