Re: json functions

Hi,
>json_send like all send functions is internal.  Not all functions available in the
>catalog are exposed through SQL -- for example they may be used to serialize
>data for transmission over the wire.  If you can handle C you can hunt down
>the location of the function to see what it does (which isn't much since json is
>an already serialized format).
OK. That explains it. I was wondering why we have quite a few functions under pg_catalog and just a few in the
documentation.Thank you. 
Regards,
Jayadevan


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