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doc: show functions returning record types and use of ROWS FROM
authorBruce Momjian <bruce@momjian.us>
Mon, 5 Oct 2020 20:27:33 +0000 (16:27 -0400)
committerBruce Momjian <bruce@momjian.us>
Mon, 5 Oct 2020 20:27:33 +0000 (16:27 -0400)
commitd7e3aa470eb4094d132ebdab95fc9467b5478de5
tree3f1a534dd9ca4b18463cf5ed53971c856382826ctree
parentd5109a163f46df0dbda6125cea27b4b2951a6401commit | diff
doc:  show functions returning record types and use of ROWS FROM

Previously it was unclear exactly how ROWS FROM behaved and how to cast
the data types of columns returned by FROM functions.  Also document
that only non-OUT record functions can have their columns cast to data
types.

Reported-by: guyren@gmail.com
Discussion: https://postgr.es/m/158638264419.662.2482095087061084020@wrigleys.postgresql.org

Backpatch-through: 9.5
doc/src/sgml/queries.sgml diff | blob | blame | history
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