git.postgresql.org Git - postgresql.git/commitdiff

diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml

index 202e64d0e072f1bf2865ab5884cdf25703b0e560..d76df6239fe631e13edb8eb0f9403db5f348798f 100644 (file)

--- a/doc/src/sgml/func.sgml

+++ b/doc/src/sgml/func.sgml

<literal>IS NULL</literal> and <literal>IS NOT NULL</literal> do not always return

inverse results for row-valued expressions; in particular, a row-valued

expression that contains both null and non-null fields will return false

- for both tests. For example:

+ for both tests. For example:

<programlisting>

SELECT ROW(1,2.5,'this is a test') = ROW(1, 3, 'not the same');