tabular-data-differ/tests/d.csv

A very efficient library for diffing two sorted streams of tabular data, such as CSV files.

CODE,VERSION,NAME,CATEGORY,PRICE
apple,1,Apple,Fruit,0.2
apple,2,Apple,Fruit,0.3
apple,3,Apple,Fruit,0.4
aspa,1,Asparagus,Vegetable,1
aspa,2,Asparagus,Vegetable,1.1
banana,1,Banana,Fruit,0.25
banana,3,Banana,Fruit,0.3
banana,4,Banana,Fruit,0.4
beef,1,Beef,Meat,10
beef,2,Beef,Meat,11
pear,1,Pear,Fruit,0.22
pear,2,Pear,Fruit,0.25
pear,3,Pear,Fruit,0.35
potato,1,Potato,Vegetable,0.1
potato,2,Potato,Vegetable,0.2
potato,3,Potato,Vegetable,0.3
potato,11,Potato,Vegetable,0.11
potato,12,Potato,Vegetable,0.12
potato,21,Potato,Vegetable,0.21
potato,22,Potato,Vegetable,0.22