February 2022
Intermediate to advanced
344 pages
9h 41m
English
This chapter covers
In the last chapter, you started with the analysis of the DC taxi fare data set. After the data set was converted to an analysis-friendly Apache Parquet format, you crawled the data schema and used the Athena interactive querying service to explore the data. These first steps of data exploration surfaced numerous data quality issues, motivating you to establish a rigorous approach to deal with the garbage in, garbage out problem in your ...
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