XMill First specialized compressor for XML data SAX parser for parsing XML data Still using gzip as its underlying compressor Clever grouping of data into containers for compression Compress Xml via three basic techniques Compress the structure separately from the data Group the data values according to their types Apply semantic(specialized) compressors Downloadable www.cs.washington.edu/homes/suciu/xmill8 XMill ▪ First specialized compressor for XML data • SAX parser for parsing XML data • Still using gzip as its underlying compressor • Clever grouping of data into containers for compression ▪ Compress XML via three basic techniques • Compress the structure separately from the data • Group the data values according to their types • Apply semantic (specialized) compressors: ▪ Downloadable: • www.cs.washington.edu/homes/suciu/XMILL