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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2017-05-01 15:31:41 -0400 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2017-05-01 15:31:41 -0400 |
| commit | 54affb41e79cf4bec00bb5e00eb12a1715b9e278 (patch) | |
| tree | d62321e1dec4e09ca680b869bf56a10cf3fc3c27 /src/backend/utils/adt/array_userfuncs.c | |
| parent | 92a43e4857d9682b93c9f755f453cc8fd7c66c81 (diff) | |
| download | postgresql-54affb41e79cf4bec00bb5e00eb12a1715b9e278.tar.gz postgresql-54affb41e79cf4bec00bb5e00eb12a1715b9e278.zip | |
Improve function header comment for create_singleton_array().
Mentioning the caller is neither future-proof nor an adequate substitute
for giving an API specification. Per gripe from Neha Khatri, though
I changed the patch around some.
Discussion: https://postgr.es/m/CAFO0U+_fS5SRhzq6uPG+4fbERhoA9N2+nPrtvaC9mmeWivxbsA@mail.gmail.com
Diffstat (limited to 'src/backend/utils/adt/array_userfuncs.c')
| -rw-r--r-- | src/backend/utils/adt/array_userfuncs.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/backend/utils/adt/array_userfuncs.c b/src/backend/utils/adt/array_userfuncs.c index e6c1f58ae08..8da3e0ac5b8 100644 --- a/src/backend/utils/adt/array_userfuncs.c +++ b/src/backend/utils/adt/array_userfuncs.c @@ -455,7 +455,10 @@ array_cat(PG_FUNCTION_ARGS) /* - * used by text_to_array() in varlena.c + * create_singleton_array - make a one-element array + * + * If desired, the caller can ask for it to be higher than one-dimensional. + * Caller's fcinfo must be passed in, as we use fn_extra for caching. */ ArrayType * create_singleton_array(FunctionCallInfo fcinfo, |