"Tao Ma" <feng_e...@163.com> writes:
> When I read the postgresql codes, I noticed that the FunctionCallInfoData
> structure(declared in the src/include/fmgr.h) contains two arrays 'arg' and
> 'argnull'.
> Why don't you declare it as a pointer and allocate the memory from
> heap?
Speed. We spend enough cycles in palloc already.
regards, tom lane
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