Zlib
How to load Plugin
Start a DolphinDB instance, then execute the following command:
loadPlugin("path/to/DolphinDBPlugin/zlib/PluginZlib.txt");
Supported functions
compressFile
args
- inputFileName: the name and path of input file
- level(optional): range[-1, 9], default is -1(currently equivalent to level 6), 1 gives best speed, 9 gives best compression, 0 gives no compression
return
- inputFileName with a suffix ".gz"
e.g.
zlib::compressFile("/home/jccai/data.txt");
//Warning: If there already be a file with the same name and path, the existing file will be overwriting.
decompressFile
args
- inputFileName: the name and path of input file, must end up with ".gz"
return
- inputFileName with the ".gz" being removed
e.g.
zlib::decompressFile("/home/jccai/data.txt.gz");
//Warning: If there already be a file with the same name and path, the existing file will be overwriting.