Venkatesh Raghavan
Data Engineer at Pivotal Software
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With the explosion of data stores and cloud services, data now resides across many disparate systems and in a variety of formats. When multiple data sets exist in external systems, it is often necessary to perform a lengthy ETL (extract, transform, load) operation to get data into the database. But what if we only needed a small subset of the data? What if we only want to query the data to an...
