Movatterモバイル変換

[0]ホーム
URL:

Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

 Sign up
Appearance settings

Commitb5acaa8

Browse files
committed
doc: use simpler language for NULL return from ANY/ALL
Previously the combination of "does not return" and "any row" causedambiguity.Reported-by: KES <kes-kes@yandex.ru>Discussion:https://postgr.es/m/153701242703.22334.1476830122267077397@wrigleys.postgresql.orgReviewed-by: David G. JohnstonBackpatch-through: 9.3
1 parent877b005 commitb5acaa8

File tree

1 file changed

+4
-4
lines changed

1 file changed

+4
-4
lines changed

‎doc/src/sgml/func.sgml‎

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -15049,7 +15049,7 @@ WHERE EXISTS (SELECT 1 FROM tab2 WHERE col2 = tab1.col2);
1504915049
The result is <quote>false</> if the comparison returns false for every
1505015050
subquery row (including the case where the subquery returns no
1505115051
rows).
15052-
The result is NULL ifthe comparisondoes not return true for any row,
15052+
The result is NULL ifno comparisonwith a subquery row returns true,
1505315053
and it returns NULL for at least one row.
1505415054
</para>
1505515055

@@ -15075,7 +15075,7 @@ WHERE EXISTS (SELECT 1 FROM tab2 WHERE col2 = tab1.col2);
1507515075
The result of <token>ALL</token> is <quote>true</> if all rows yield true
1507615076
(including the case where the subquery returns no rows).
1507715077
The result is <quote>false</> if any false result is found.
15078-
The result is NULL ifthe comparisondoes not return false for any row,
15078+
The result is NULL ifno comparisonwith a subquery row returns false,
1507915079
and it returns NULL for at least one row.
1508015080
</para>
1508115081

@@ -15105,8 +15105,8 @@ WHERE EXISTS (SELECT 1 FROM tab2 WHERE col2 = tab1.col2);
1510515105
case where the subquery returns no rows).
1510615106
The result is <quote>false</> if the comparison returns false for any
1510715107
subquery row.
15108-
The result is NULL ifthe comparisondoes not return false for any
15109-
subquery row,and it returns NULL for at least one row.
15108+
The result is NULL ifno comparisonwith a subquery row returns false,
15109+
and it returns NULL for at least one row.
1511015110
</para>
1511115111

1511215112
<para>

0 commit comments

Comments
 (0)
[8]ページ先頭
©2009-2025 Movatter.jp