2025 时序数据库技术创新大会-李瑞远-浮点时序数据压缩.pdf
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Floating-Point Compression is Crucial
❑ Explosion of Floating-Point Time Series Data in a Streaming Fashion
10k+ records/s 500GB data/flight 1T trajectories/day
❑ Efficient, Compact, Error-Bounded/Lossless Floating-Point Compression is Vital
❑ Reduce bandwidth/storage cost, improve transmission/query efficiency
❑ Avoid much information loss (e.g., small errors lead to big problems)
Network Transmission
Data Management
Scientific Calculation
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