simonw / simonw/til

Use DuckDB to convert parquet to JSON

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Description

https://github.com/simonw/til/blob/e203f8d24f741da27516179cb0e19e1d8f2aa8b3/duckdb/parquet-to-json.md

here

% head -n 3 train.json 

I wonder why my head result is only the lines without the objects format? My duckdb is the windows v0.6.1 919cad22e8

Any suggestion? Thank you!

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reading duckdb/parquet-to-json.md at the referenced commit and reproducing the head -n 3 train.json command with Windows DuckDB v0.6.1. Compare the generated JSON with the documented output and determine why the objects format is absent; done means documenting the cause and expected result.

Written by the indexing model from the issue text.

Assessment

Tech stack
json
Domain
data-engineering
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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