Parquet
Parquet is columnar, compressed and fast for analytics.
What you will be able to do
- Write with COPY.
- Partition large datasets.
- Prefer Parquet over CSV.
In plain English
Parquet is columnar, compressed and fast for analytics.
- Write with COPY.
- Partition large datasets.
- Prefer Parquet over CSV.
COPY (SELECT * FROM lessons) TO 'lessons.parquet' (FORMAT PARQUET);Your turn
EasyExplain it back
Answer from memory: Why prefer Parquet to CSV?
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Knowledge checkQuestion 1
Why prefer Parquet to CSV?
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