Simon Riggs <[email protected]> writes:
> On 20 March 2013 18:02, Tom Lane <[email protected]> wrote:
>> The API that comes to mind is (name subject to
>> bikeshedding)
>>
>> pg_blocking_pids(pid int) returns int[]
> Useful. Can we also have an SRF rather than an array?
I thought about that, but at least for the isolationtester use-case,
the array result is clearly easier to use. You can get from one to the
other with unnest() or array_agg(), so I don't really feel a need to
provide both. Can you generate use-cases where the set-result approach
is superior?
regards, tom lane
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