The billion row challenge: do we have a bug?

A couple of people contacted me with feedback about the SIMD implementation we used to find newlines in the billion-row file. One suggested a possible bug (shock!) and one suggested a way that might be more efficient. We&#x27;ll take a look at both, obviously starting by writing a test that checks for the bug. After the stream I made another attempt at using the information about all newlines in a…