1、培训过程中，如有部分内容理解不透或消化不好，可免费在以后培训班中重听；
        2、课程完成后,授课老师留给学员手机和Email,保障培训效果,免费提供半年的技术支持。
        3、培训合格学员可享受免费推荐就业机会。

Introduction

Overview of Data Access Approaches (Hive, databases, etc.)

Overview of Spark Features and Architecture

Installing and Configuring Spark

Understanding Dataframes in Spark

Defining Tables and Importing Datasets

Querying Data Frames using SQL

Carrying out Aggregations, JOINs and Nested Queries

Uploading and Accessing Data

Querying Different Types of Data

JSON, Parquet, etc.
Querying Data Lakes with SQL

Troubleshooting

Summary and Conclusion