Difference between interquery and intraquery parallelism
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Explanation:
Intra-query parallelism is achieved when several processors cooperate in the execution of a single query to improve the query's response time. ... Operator-level parallelism is obtained by executing concurrently several operators of the same query.
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They are two types of parallelism in parallel database.
Explanation:
Interquery Parallelism
- Easiest form of parallelism, where different queries or transactions execute in parallel with one another.
- Transaction throughput can be increased.
- Primary Use: Scale up transaction processing system
Intraquery Parallelism
- It refers to the execution of a single query in parallel on multiple processors & disks.
- Use: Speed up long running queries.
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