Spark SQL is Apache Spark's interface for structured data processing using SQL. It enables querying large datasets (petabytes+) with SQL syntax while leveraging Spark's distributed computing engine. Used by data engineers, data scientists, and analytics engineers at scale. Takes 6-8 months to develop advanced competence. Sits between SQL and distributed computing.
Spark SQL is Apache Spark's interface for working with structured data at scale. It allows querying massive datasets (terabytes to petabytes) using standard SQL syntax while leveraging Spark's distributed computing engine. Under the hood, Spark SQL optimizes queries, parallelizes execution across clusters, and manages memory efficiently. Spark SQL is the foundation for modern data lakes, batch ETL, and large-scale analytics. It's the dominant tool for distributed SQL processing.
| 지역 | 주니어 | 미들 | 시니어 |
|---|---|---|---|
| USA | $100k | $160k | $250k |
| UK | $80k | $130k | $210k |
| EU | $85k | $135k | $220k |
| CANADA | $95k | $155k | $240k |
커리어 매칭을 해보세요 — 맞는 방향을 제안해 드립니다.
나에게 맞는 스킬 찾기 →2,536개 직무를 스킬 기반으로 매칭. 무료, 약 2분.
커리어 매칭 무료로 하기 →