LTI Capabilities. 1  Materials Tested â metals, elastomers and plastic. 2  Test Methods Rockwell and Superficial Rockwell â used to assist in determining the grade of metal. 3  Test Specimens â all hardness test specimens can be prepared at LTI.
Contrasting Hadoop & Apache Cassandra â¢ Apache Cassandra is a NoSQL database ideal for high-speed, online transactional data, while Hadoop is a big data analytics system that focuses on data warehousing and data lake use cases.
Apache Kylinâ¢ Overview. Apache Kylinâ¢ is an open source Distributed Analytics Engine designed to provide SQL interface and multi-dimensional analysis (OLAP) on Hadoop supporting extremely large datasets, original contributed from eBay Inc. Apache Kylinâ¢ lets you query massive data set at sub-second latency in 3 steps. 1  Identify a Star Schema data on Hadoop. 2  Build Cube on Hadoop.  Query data with ANSI-SQL and get results in sub-second, via ODBC, JDBC or RESTful API.