In the environment of big Internet companies seizing data talents at high prices , For long-term development , Get a good salary , A lot of people moved to big data . This road is short of talents , But it's not easy to be an excellent Big Data Engineer ： Nothing else , light
Learning new technologies , Consolidate old knowledge , It takes a lot of time and energy , It's not easy .
To help you improve your learning efficiency , Easy to find and use in the future , Here is a quick reference table of big data development code , It includes Spark,Hadoop and Hive Major knowledge points of big data development .
Because of space , Only part of the quick reference table is shown below . Want to get HD version “ Big data development code quick reference table .pdf” All content ： Free at the end of the article ~
Big data memory computing framework
Spark Know it and know it
It includes ：Transformation operator ,Action operator .
Spark Know it and know it ：Transformation operator
Spark Know it and know it ：Action operator
Big data distributed file system
Hadoop Know it and know it
It includes ：Hadoop Shell ,HDFS Orders are hadoop fs and hdfs dfs Two styles , All available , Same effect .
Hadoop Know it and know it ：Hadoop Shell
Big data distributed database
Hive Know it and know it
It includes ：Hive Built in function quick reference table , Specifically related , Mathematical and logical operators , numerical calculation , Date function , Conditional function , String function , Aggregate function , Advanced functions and window functions .
Hive Know it and know it ： Relational operators
Hive Know it and know it ： numerical calculation
Hive Know it and know it ： String function
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Big data development code quick reference table
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