TDSQL-C for MySQL
- Release Notes and Announcements
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- Description of Functions and Operators
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Performance Test Report
Last updated: 2023-01-06 11:35:30
This document describes the performance test report of TDSQL-C for MySQL parallel query.
Standard performance test report
Dataset: TPC-H
Tested data volume: 100 GB
Parallel threads: 16
Query: Q1, Q3, Q4, Q6, Q9, Q12, Q14, and Q19 performance acceleration ratio
Execution timetable
Query | Non-Parallel Execution Time (s) | 16-Thread Parallel Query Time (s) | Acceleration Ratio |
Q1 | 1,376.96 | 197.25 | 12.84 |
Q3 | 366.33 | 37.64 | 9.73 |
Q4 | 92.81 | 6.58 | 14.1 |
Q6 | 283.83 | 26.05 | 10.9 |
Q9 | 673.87 | 45.96 | 14.66 |
Q12 | 361.2 | 35.7 | 10.12 |
Q14 | 65.02 | 5.7 | 11.41 |
Q19 | 20.55 | 1.87 | 11.0 |
Execution time acceleration ratio
Conclusion
The parallel query capability leverages multiple compute cores to greatly shorten the response time of large queries.
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