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| PerlMonks |
Re: Possible faster way to do this?by QM (Parson) |
| on Jun 26, 2019 at 10:41 UTC ( [id://11101928]=note: print w/replies, xml ) | Need Help?? |
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A tool I used just looked at the first 20 rows, and guessed from that. It was interactive, so you could change the type for each column at time of ingestion. You could also change the number of rows to preread.
-QM
In Section
Seekers of Perl Wisdom
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