How do columnar storage databases optimize query performance in big data scenarios?

  • Applying complex indexing techniques
  • Encoding and compressing data in columnar format
  • Storing data in rows for faster retrieval
  • Utilizing a single data column for all records
Columnar storage databases optimize query performance in big data scenarios by encoding and compressing data in a columnar format. This minimizes the amount of data read from storage, leading to faster query execution. It also enhances compression, reducing storage requirements.
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