This white paper introduces Google BigQuery, a fully-managed and cloudbased interactive query service for massive datasets. BigQuery is the externalhttps://cloud.google.com/files/BigQueryTechnicalWP.pdf
implementation of one of the company’s core technologies whose code name
is Dremel. This paper discusses the uniqueness of the technology as a cloudenabled massively parallel query engine, the differences between BigQuery
and Dremel, and how BigQuery compares with other technologies such as
MapReduce/Hadoop and existing data warehouse solutions.