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What is a task in Spark? How does the Spark worker execute the jar file?...
Basic Glossary Block (hdfs block): This means a block in hdfs and the me...
Setup Download and run Directly download the pre-compiled impala, and ru...
Map reduce design pattern Below is the list of types of MapReduce patter...
TO DO DataFrame Read and Write DataFrame What new in Spark 2.0 Official ...
Basic introduction https://segmentfault.com/a/1190000004288061 创建表 前面在创建...
Lambda Function Questions: what type of code can I run as a Lambda funct...
General Setup XCode command line tool Directory convention ~/Local/~/Wor...
TO DO Cheat Sheet https://gist.github.com/wpscholar/a49594e2e2b918f4d0c4...