tblcompare

a fast tabular file comparison utility.

features: - strings are interned to save on the common strings in input files. - input files are converted to columnar mmaped files on disk. - output in minimal HTML format with no javascript (sample)

install

• install rust toolchain from https://rustup.rs
• cargo install tblcompare

usage

console $ tblcompare \ --left-file /path/to/leftFile.csv \ --right-file /path/to/rightFile.csv \ --key-cols keyCol1 keyCol2 keyCol3 \ # list of columns to identify each row --out-file /path/to/diff.html # diff is output as an HTML file