If you are tasked with improving the efficiency of an ETL process for a large-scale data warehouse, which strategy would you prioritize?

  • Compression Techniques
  • Data Encryption
  • Incremental Loading
  • Parallel Processing
In the context of a large-scale data warehouse, prioritizing parallel processing can significantly enhance ETL efficiency by enabling the simultaneous processing of multiple data tasks. This reduces overall processing time and enhances system performance.
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