Jim March wrote:
> Guys,
>
> I have an interesting database problem that I think can be solved on
> the command line in one shot. But I don't know how :(.
>
> I have a comma separated values text file. Each line shows a voter ID
> number and an election ID number they voted in. NOT who they voted
> for, and not their names, just that they voted in that election (cast
> a ballot at all, even if blank).
>
> There are multiple elections a given voter likely voted for. So
> here's the section for two voter IDs (first column) and the elections
> they voted in (second column) plus the method used to vote (third
> column) if it was early or mail-in (which I can ignore). In pasting
> it to EMail (from Openoffice spreadsheet used as a quick viewer)
> they're separated by spaces but in the original data it's commas.
>
> ---
> 233 2
> 233 3
> 233 4
> 233 5
> 233 6
> 233 7
> 233 31
> 233 32
> 233 38
> 233 41
> 233 45
> 233 55
> 233 57
> 233 95
> 233 96
> 235 2
> 235 3
> 235 4
> 235 5
> 235 6
> 235 7
> 235 31 Early Ballot
> 235 32 Early Ballot
> 235 38
> 235 45
> 235 55
> 235 57 Early Ballot
> 235 95 Early Ballot
> 235 96 Early Ballot
> 235 125
> 235 126 Early Ballot
> 235 143
> 235 147 Early Ballot
> 235 148 Early Ballot
> 235 170 Early Ballot
> ---
>
> So what I want to do is, strip out every line that does NOT have a
> "170" in the second column, and then produce a line count. I need to
> know (like ASAP) how many people voted in election 170 as that's the
> 2006 RTA special election in Pima County now subject to a recount.
> And then I can do a second pass using the same technique and find out
> how many people filed an early ballot by stripping out those and
> counting lines again (and doing basic subtraction).
>
> Help? This is about a criminal ivestigation going on right now
> regarding this election...
>
> Thanks!
>
> Jim March
$ grep ".*,170,.*" input.txt | tee hits.txt | wc
--
-Eric 'shubes'
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