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Re: is mysqli_real_escape_string bullet proof with binary data? [message #182332 is a reply to message #182329]

Sun, 28 July 2013 16:43

The Natural Philosoph
Messages: 993
Registered: September 2010

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Senior Member

On 28/07/13 17:01, Pierre Jaury wrote:
> Luuk <luuk(at)invalid(dot)lan> writes:
>
>
> These 2 lines made /me confused ;)
>
> Those two lines may sound contradictory, yet they are not. When sent by
> the client (wether PHP or any library using the MySQL C API), data is
> shipped as is using MySQL binary protocol after being flagged with a
> type constant and some other fields (see
> http://dev.mysql.com/doc/refman/5.0/en/c-api-prepared-statement-data-struct ures.html
> for details).
I'll read that. Thank you

> Nevertheless, depending on the type you sent data as and your column
> types, the MySQL server may process your request content. For instance,
> a string argument stored in a char column will go through the encoding
> process, based on the client connection encoding and column charset
> and collation.
Ah. At last the detail I was after. THANK YOU.
Do I take it that data intended fora BLOB column is NOT pre processed,
and data flagged as binary is not pre processed, either.
> I still feel weird about your example, I am guessing some of the
> client-side process your wrote is wrong, but I cannot figure what part.
time will tell.

In the end this whole question is about how to get binary data into a
blob object using php in the most efficient and reliable way possible.

Its a fairly common problem that I found the documentation did not
adequately handle.

--
Ineptocracy

(in-ep-toc’-ra-cy) – a system of government where the least capable to lead are elected by the least capable of producing, and where the members of society least likely to sustain themselves or succeed, are rewarded with goods and services paid for by the confiscated wealth of a diminishing number of producers.

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[Message index]

		is mysqli_real_escape_string bullet proof with binary data? By: The Natural Philosoph on Sat, 27 July 2013 09:31
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sat, 27 July 2013 09:45
		Re: is mysqli_real_escape_string bullet proof with binary data? By: The Natural Philosoph on Sat, 27 July 2013 11:08
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sat, 27 July 2013 13:28
		Re: is mysqli_real_escape_string bullet proof with binary data? By: The Natural Philosoph on Sat, 27 July 2013 14:36
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sat, 27 July 2013 15:22
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sat, 27 July 2013 15:34
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sat, 27 July 2013 23:44
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sun, 28 July 2013 12:54
		Re: is mysqli_real_escape_string bullet proof with binary data? By: J.O. Aho on Sun, 28 July 2013 13:35
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sun, 28 July 2013 13:39
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sun, 28 July 2013 15:25
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sun, 28 July 2013 19:05
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sun, 28 July 2013 19:16
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Mon, 29 July 2013 00:46
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Daniel Pitts on Mon, 29 July 2013 16:17
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Mon, 29 July 2013 18:01
		Re: is mysqli_real_escape_string bullet proof with binary data? By: The Natural Philosoph on Mon, 29 July 2013 23:04
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Tue, 30 July 2013 01:02
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Mon, 29 July 2013 18:34
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sat, 27 July 2013 13:52
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sat, 27 July 2013 13:58
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sat, 27 July 2013 14:36
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sat, 27 July 2013 14:43
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Pierre Jaury on Sat, 27 July 2013 18:10
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sat, 27 July 2013 23:52
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Denis McMahon on Sat, 27 July 2013 18:38
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Pierre Jaury on Sat, 27 July 2013 20:25
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sat, 27 July 2013 20:59
		Re: is mysqli_real_escape_string bullet proof with binary data? By: The Natural Philosoph on Sat, 27 July 2013 23:50
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sun, 28 July 2013 15:44
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Pierre Jaury on Sun, 28 July 2013 16:01
		Re: is mysqli_real_escape_string bullet proof with binary data? By: The Natural Philosoph on Sun, 28 July 2013 16:43
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Sun, 28 July 2013 18:31
		Re: is mysqli_real_escape_string bullet proof with binary data? By: The Natural Philosoph on Sun, 28 July 2013 16:39
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Pierre Jaury on Sun, 28 July 2013 17:56
		Re: is mysqli_real_escape_string bullet proof with binary data? By: The Natural Philosoph on Sun, 28 July 2013 18:14
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sun, 28 July 2013 19:10
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Norman Peelman on Mon, 29 July 2013 01:13
		Re: is mysqli_real_escape_string bullet proof with binary data? By: The Natural Philosoph on Sat, 27 July 2013 23:46
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sat, 27 July 2013 23:56
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Pierre Jaury on Sun, 28 July 2013 01:55
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sun, 28 July 2013 02:11
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sat, 27 July 2013 23:58
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Norman Peelman on Sat, 27 July 2013 13:35
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sat, 27 July 2013 13:56
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Norman Peelman on Sun, 28 July 2013 00:01
		Re: is mysqli_real_escape_string bullet proof with binary data? By: The Natural Philosoph on Sat, 27 July 2013 14:33
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Sat, 27 July 2013 13:57
		I've always used GD, but never been 100% happy with it (Was: is mysqli_real_escape_string bullet proof with binary data?) By: J.O. Aho on Sat, 27 July 2013 16:09
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Luuk on Mon, 29 July 2013 18:37
		Re: is mysqli_real_escape_string bullet proof with binary data? By: J.O. Aho on Tue, 30 July 2013 05:31
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Tue, 30 July 2013 06:08
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Scott Johnson on Tue, 30 July 2013 12:35
		Re: is mysqli_real_escape_string bullet proof with binary data? By: J.O. Aho on Tue, 30 July 2013 15:53
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Jerry Stuckle on Tue, 30 July 2013 16:37
		Re: is mysqli_real_escape_string bullet proof with binary data? By: tony on Tue, 30 July 2013 09:35
		Re: is mysqli_real_escape_string bullet proof with binary data? By: Denis McMahon on Wed, 31 July 2013 04:56

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