Stefan Niantschur <sniantschur@xxxxxx> writes:
> So far I have been successfully doing calls to SPI, select the data from the
> table and return it. However, this works only with string not larger than
> page size of char[8192].
> The strings I expect are much longer and this causes the backend to crash.
Hardly surprising when you're printing the string into a fixed-size 8K buffer.
The buffer overflow is smashing the stack, in particular the function's
return address.
regards, tom lane
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