Apache Impala (Incubating) is an open source, analytic MPP database for Apache Hadoop. This example shows how to build and run a Maven-based project to execute SQL queries on Impala using JDBC This ...
Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...
Managing the UNIX/Linux crontabs in a large number of machines is a nasty thing, especially in the case that the system administrator must log in multiple machines to check whether the scheduled ...
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