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docs: adjust PG 12 floating point item 

Reported-by: Andrew Gierth

Discussion: https://postgr.es/m/87r295hjur.fsf@news-spur.riddles.org.uk
This commit is contained in:
Bruce Momjian 2019-05-11 10:29:30 -04:00
parent 54c2ecb567
commit 0edc8fc47b
1 changed files with 4 additions and 3 deletions
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7
doc/src/sgml/release-12.sgml
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@ -187,9 +187,10 @@ Avoid performing unnecessary rounding of <type>REAL</type> and <type>DOUBLE PREC
</para>
<para>
This dramatically speeds up processing of floating-point values, though
trailing digits are display slightly differently. Users who wish to have output that is rounded can set
<literal>extra_float_digits=0</literal>.
This dramatically speeds up processing of floating-point values but causes
additional trailing digits to potentially be displayed. Users wishing
to have output that is rounded to match the previous behavior can set
<literal>extra_float_digits=0</literal>, which is no longer the default.
</para>
</listitem>