Re: [HACKERS] get_cast_func syscache utility function

2014-11-05 Thread Andrew Dunstan
On 11/05/2014 10:10 AM, Tom Lane wrote: Andrew Dunstan writes: On 11/04/2014 01:45 PM, Tom Lane wrote: In short, I'd rather see this addressed through functions with slightly higher-level APIs that are capable of covering more cases. In most cases it'd be best if callers were using find_coer

Re: [HACKERS] get_cast_func syscache utility function

2014-11-05 Thread Tom Lane
Andrew Dunstan writes: > On 11/04/2014 01:45 PM, Tom Lane wrote: >> In short, I'd rather see this addressed through functions with slightly >> higher-level APIs that are capable of covering more cases. In most cases >> it'd be best if callers were using find_coercion_pathway() rather than >> taki

Re: [HACKERS] get_cast_func syscache utility function

2014-11-05 Thread Andrew Dunstan
On 11/04/2014 01:45 PM, Tom Lane wrote: Andrew Dunstan writes: here's a patch for a utility function to look up the cast function for a from/to pair of types, as recently suggested by Alvaro. Although it only contains one use (in json.c), the upcoming jsonb generators would also use it twice.

Re: [HACKERS] get_cast_func syscache utility function

2014-11-04 Thread Tom Lane
Andrew Dunstan writes: >> here's a patch for a utility function to look up the cast function for >> a from/to pair of types, as recently suggested by Alvaro. Although it >> only contains one use (in json.c), the upcoming jsonb generators would >> also use it twice. I'd like to get this committe

Re: [HACKERS] get_cast_func syscache utility function

2014-11-04 Thread Andrew Dunstan
On 11/04/2014 12:57 PM, Andrew Dunstan wrote: here's a patch for a utility function to look up the cast function for a from/to pair of types, as recently suggested by Alvaro. Although it only contains one use (in json.c), the upcoming jsonb generators would also use it twice. I'd like to get

Re: [HACKERS] get_cast_func syscache utility function

2014-11-04 Thread Pavel Stehule
missing patch Regards Pavel 2014-11-04 18:57 GMT+01:00 Andrew Dunstan : > > here's a patch for a utility function to look up the cast function for a > from/to pair of types, as recently suggested by Alvaro. Although it only > contains one use (in json.c), the upcoming jsonb generators would als

[HACKERS] get_cast_func syscache utility function

2014-11-04 Thread Andrew Dunstan
here's a patch for a utility function to look up the cast function for a from/to pair of types, as recently suggested by Alvaro. Although it only contains one use (in json.c), the upcoming jsonb generators would also use it twice. I'd like to get this committed fairly quickly so I can prepare