"Marc 'BlackJack' Rintsch" <[EMAIL PROTECTED]> wrote in message news:[EMAIL PROTECTED] | On Wed, 08 Aug 2007 09:54:26 +0200, Méta-MCI \(MVP\) wrote: | | > Create a "index" (a file with 3,453,299,000 tuples : | > line_number + start_byte) ; this file has fix-length lines. | > slow, OK, but once. | | Why storing the line number? The first start offset is for the first | line, the second start offset for the second line and so on.
Somewhat ironically, given that the OP's problem stems from variable line lengths, this requires that the offsets by fixed length. On a true 64-bit OS (not Win64, apparently) with 64-bit ints that would work great.
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