+1 for option 1: Change LZ4 to the default compressor ————————————————— Jialin Qiao Apache IoTDB PMC
Yuan Tian <[email protected]> 于2023年7月7日周五 11:57写道： > > Hi, > > vote for option 1: Change LZ4 to the default compressor, since it's a > compatible changes. > > > Best, > ------------------- > Yuan Tian > > On Fri, Jul 7, 2023 at 11:10 AM yanze chen <[email protected]> wrote: > > > > Hi all, > > > > In iot-benchmark experiment[1], we found that LZ4 outperformed SNAPPY in > > terms of (de)compression time and compression ratio in most scenarios. In > > the VLDB2022 paper[2], we also found that LZ4 performs no worse than SNAPPY > > on real-world datasets. > > > > Therefore, we consider changing the default compressor of IoTDB from SNAPPY > > to LZ4. How do you think about it? > > > > option 1: Change LZ4 to the default compressor > > option 2: Keep SNAAPY as the default compressor > > > > [1] https://apache-iotdb.feishu.cn/docx/ThmHdPKw9oJv95xvLhWco2WnnLh > > [2] https://sxsong.github.io/doc/22vldb-encoding.pdf > > > > -- > > Yanze Chen > > School of Software, Tsinghua University
