Tag: ETL
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PySpark์ Pandas ์ฐ๋์ผ๋ก ๋ฐฐ์ฐ๋ ๋๊ท๋ชจ ๋ฐ์ดํฐ ํ์ดํ๋ผ์ธ ๊ตฌ์ถ ์ค์ ๊ฐ์ด๋
PySpark + Pandas Arrow UDF: cut ETL runtime by 80% on 100GB datasets. Real benchmark numbers and optimization patterns included.
PySpark + Pandas Arrow UDF: cut ETL runtime by 80% on 100GB datasets. Real benchmark numbers and optimization patterns included.