Peter Wilson <petew@xxxxxxxxxxxxxxxx> writes:
> Michael Meskes wrote:
>> Yes. ECPG move to the latest backend protocol version to be able to
>> prepare statements correctly. However, with this protocol my own
>> addition to the standard, namely a variable as fetch count, is not
>> supported anymore. But there is a simple workaround. Just sprintf the
>> statement to a string and thereby replace the count variable with its
>> content and then EXEC SQL EXECUTE the string variable should do the job.
> Fetch with a variable seems to be almost the only useful way of using FETCH
> ABSOLUTE (or any of the variants that have count parameter).
> For backwards compatibility wouldn't it be better to do the sprintf in
> the ECPG preprocessor if the count is a variable rather than generate
> an error?
I'm concerned about this too. We'll at least have to call this out as
an incompatibility in 8.3, and it seems like a rather unnecessary step
backwards.
regards, tom lane
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