From: | Reece Pegues <RPegues(at)tripwire(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | "pgsql-bugs(at)postgresql(dot)org" <pgsql-bugs(at)postgresql(dot)org> |
Subject: | Re: BUG #14038: substring cuts unicode char in half, allowing to save broken utf8 into table |
Date: | 2016-03-21 17:10:45 |
Message-ID: | D315A115.2CF4F%rpegues@tripwire.com |
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Lists: | pgsql-bugs |
Looks like the database is created with ENCODING = 'SQL_ASCII'
So I assume it was thus saving the data that way, and then if the client
encoding is utf8 it tried to encode to that and failed?
-Reece
On 3/21/16, 12:46 PM, "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>rpegues(at)tripwire(dot)com writes:
>> We have a table with an update trigger where if you modify a certain
>>column,
>> we change the name of the row by calling a function.
>> In the function, substring() the name and then add a random string to
>>that.
>> However, the substring appears to cut a unicode character in half, and
>>the
>> update trigger then updates the name with the broken string.
>
>That should not happen if Postgres knows it's dealing with unicode data.
>What have you got the database's encoding set to?
>
> regards, tom lane
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