Re: function defined (or not), more worries on version 10->14 upgrade
От | David G. Johnston |
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Тема | Re: function defined (or not), more worries on version 10->14 upgrade |
Дата | |
Msg-id | CAKFQuwYWxc3SzdYU+dc_be2XdB2rHeEnx3vWiqi14PoDkdJ+6w@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: function defined (or not), more worries on version 10->14 upgrade (Rob Sargent <robjsargent@gmail.com>) |
Ответы |
Re: function defined (or not), more worries on version 10->14 upgrade
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Список | pgsql-general |
On Fri, Apr 15, 2022 at 2:30 PM Rob Sargent <robjsargent@gmail.com> wrote:
On 4/15/22 15:18, David G. Johnston wrote:Wow. An old bad habit of using parens, I guess?On Fri, Apr 15, 2022 at 2:04 PM Rob Sargent <robjsargent@gmail.com> wrote:but have not found a combination of name/args for genome_threshold_mono(text,text,double precision)Per the fine documentation:\df[anptwS+] [ pattern [ arg_pattern ... ] ]So the correct formulation is:\df genome_threshold_mono text text 'double precision'You need to quote the fourth argument to protect the embedded space as a character and not an argument separator.David J.
Do you consider this correct behaviour?barnard=# \df public.genome_threshold_mono text,text
List of functions
Schema | Name | Result data type | Argument data types | Type
--------+-----------------------+------------------+--------------------------------------------------------+------
public | genome_threshold_mono | uuid | pbs_name text, genome_name text | func
public | genome_threshold_mono | uuid | pbs_name text, genome_name text, conf double precision | func
(2 rows)
I cannot reproduce that on head:
\df test_function text
List of functionsSchema | Name | Result data type | Argument data types | Type
--------+---------------+------------------+------------------------------+------
public | test_function | text | text, double precision | func
public | test_function | text | text, text, double precision | func
(2 rows)
\df test_function text,text
List of functions
Schema | Name | Result data type | Argument data types | Type
--------+------+------------------+---------------------+------
(0 rows)
i.e, is it automatically wildcarded?
No, easy enough to prove, just mis-spell "text" and "text' in the first example
And then, I dare say, this is just plain inconsistent, vis parensbarnard=# \sf public.genome_threshold_mono text,text
ERROR: invalid name syntax
So what? \df and \sf have different goals in life; it should be expected they behave differently. Specifically, \sf doesn't use patterns while \df does.
David J.
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