Hi Hacker, While reviewing a patch, I happened to notice the PG docs prefer “cannot” than “can not”.
Under doc/src/sgml, if we count:
```
sgml % grep -r "cannot" . | wc -l
818
```
“Cannot” has 818 occurrences, but “can not” has only 3:
```
sgml % grep -rE "can\s+not" .
./ecpg.sgml: some SQL statement is declared, "database" can not be used
as a cursor
./func/func-aggregate.sgml: The <parameter>key</parameter> can not
be null. If the
./func/func-aggregate.sgml: The <parameter>key</parameter> can not
be null. If the
```
So, maybe we should fix these 3 and keep a consistent usage of “cannot”.
Best regards,
--
Chao Li (Evan)
HighGo Software Co., Ltd.
https://www.highgo.com/
v1-0001-Docs-Standardize-cannot-usage-in-SGML-source.patch
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