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What are the most memory-intensive operations?
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Answer / Avinash Kumar Subhash
The most memory-intensive operations in Apache Impala include: <br><br> - Joins: Especially when joining large tables or performing self-joins.<br><br> - Aggregations: Grouping data and calculating summary statistics can consume significant amounts of memory.<br><br> - Sorting: Sorting large datasets requires a substantial amount of memory to store the intermediate results.
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