Re: dblink: add polymorphic functions.
От | Joe Conway |
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Тема | Re: dblink: add polymorphic functions. |
Дата | |
Msg-id | 55B8FBFC.3040504@joeconway.com обсуждение исходный текст |
Ответ на | Re: dblink: add polymorphic functions. (Corey Huinker <corey.huinker@gmail.com>) |
Ответы |
Re: dblink: add polymorphic functions.
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Список | pgsql-hackers |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 07/29/2015 08:56 AM, Corey Huinker wrote: > On Wed, Jul 29, 2015 at 10:48 AM, Tom Lane <tgl@sss.pgh.pa.us Not > sure why inserting a variable name is so much better than inserting > a type name? > In a polymorphic function, I don't know the return type. It's > whatever type was specified on the function call. > > Say I've written a function with a function like > outer_polymorphic_function(p_rowtype anyelement,p1 ,p2,p3, ...) > returns setof anyelement Remind me where you get p_rowtype at runtime again? At some point you are still having to calculate it, no? - -- Joe Conway -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iQIcBAEBAgAGBQJVuPv8AAoJEDfy90M199hlYCwP/i0/berqnjXFch6zFM5TDZ6h +UxQxMmVg933U6Cdoc+huMz8Hiotix76BZVgHOa8xI7Vktx1y5D7o7auczg31v4o BkzbJFX9ziK5TXZm5wEvtTPNJOOq25AqvHzmrwr4JnPvyAOCKQASTqhIi95mdflZ tGI+fuI4Dlkj76JaIuZjIh1rKMdycHsRmVfULVx6luR5LwzhX/iyW66pMkNHPYui 7K3DP2hF4HR6xoq4Jvj+HX1MSLLRAjm6+emx6YKnkSkxCQvL5EzwupWWhr7khrYk QV0fwbAG5JtQJlid/DxezUFgpi2qs2AoPy2ub7JyEZjY0ULt4ehOx9/pzk0ATMNo e3jB1H9BHTCiy5tY3VZBCe0uQ3lqiNalyUPcwYviS3yciuNg78rIkCQKe2KritZw t0BY0SMASjbgIINlOLkDCg3HaYi3JujdbwSR5dG41RxaMej3MMieh3Opyg9bfZhI TxWLsec7FPW/T23wPGk1aQZ7IbLRlOz95fJlAua6g1d5m6GWE3lyRQAQP+QFNWfX /dmAy0Hvyp3a1wRsFrsG1W+GoyNV1pwfjXp+QlDDhGf8G/Q4l5s7OzZRcLs0O67Z 3K7Jn2k8ps4ZxA5yqRZdl3aAuaOpf3iqffQEeWQqXx7UAM5Sd8qorOJXpNhw+JtX 9W1YQ3eNgGkDfcOa9JLm =P2ff -----END PGP SIGNATURE-----
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