Re: SQLite and SELECT WHERE local_relpath LIKE

From: Daniel Shahaf <d.s_at_daniel.shahaf.name>
Date: Fri, 29 Oct 2010 13:30:07 +0200

Philip Martin wrote on Fri, Oct 29, 2010 at 08:58:02 +0100:
> Can we treat the string as a bytes and just increment and carry?

No, this might invalidate the UTF-8 sequence. If a character spans
multiple bytes, then those bytes have header bits of the form /^1+0/
(in regex), so incrementing the byte blindly will eventually invalidate
the byte sequence by turning the 0 into a 1.
Received on 2010-10-29 13:32:54 CEST

This message: [ Message body ]
Next message: Philip Martin: "Re: SQLite and SELECT WHERE local_relpath LIKE"
Previous message: Julian Foad: "Re: [RFC] Eliminate scan_base_repos() - require repos-id and repos-relpath in all BASE nodes"
In reply to: Philip Martin: "SQLite and SELECT WHERE local_relpath LIKE"
Next in thread: Philip Martin: "Re: SQLite and SELECT WHERE local_relpath LIKE"
Reply: Philip Martin: "Re: SQLite and SELECT WHERE local_relpath LIKE"

Contemporary messages sorted: [ by date ] [ by thread ] [ by subject ] [ by author ] [ by messages with attachments ]