Data Analysis for ML/AI
Data sources and formats
Where data comes from and the formats you'll meet: CSV, JSON, Parquet, SQL, APIs.
5 lessons
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Lessons in sequence
Work through these in order—each lesson builds on the previous one.
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Lesson 1 of 5
CSV and TSV — the universal table format
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Lesson 2 of 5
JSON and JSON-lines
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Lesson 3 of 5
Parquet and columnar formats
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Lesson 4 of 5
Databases and SQL
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Lesson 5 of 5
APIs and streaming sources