Efficient Data Appending in Parquet Files: Delta Lake vs. Pandas

Efficient Data Appending in Parquet Files: Delta Lake vs. Pandas

Appending data to an existing Parquet file using pandas involves loading the existing table and merging the new data with the existing table.

This process can be time-consuming and memory-intensive.

With Delta Lake, you can add, remove, or modify columns without the need to recreate the entire table.

Link to delta-rs.

My previous tips on pandas alternatives.

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Work with Khuyen Tran

Work with Khuyen Tran