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Docs: use more standard terminology "round-to-nearest-even" instead of "round-to-even".

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Per suggestion from Tom Lane.
Discussion: https://postgr.es/m/flat/20191230.093451.1762483750956466101.t-ishii%40sraoss.co.jp
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Tatsuo Ishii 2020-01-05 19:50:27 +09:00
parent 0c8836ab49
commit 6c1860b4d3
1 changed files with 1 additions and 1 deletions
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doc/src/sgml/datatype.sgml
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@ -731,7 +731,7 @@ FROM generate_series(-3.5, 3.5, 1) as x;
representable in the same binary precision. (However, the output value is representable in the same binary precision. (However, the output value is
currently never <emphasis>exactly</emphasis> midway between two currently never <emphasis>exactly</emphasis> midway between two
representable values, in order to avoid a widespread bug where input representable values, in order to avoid a widespread bug where input
routines do not properly respect the round-to-even rule.) This value will routines do not properly respect the round-to-nearest-even rule.) This value will
use at most 17 significant decimal digits for <type>float8</type> use at most 17 significant decimal digits for <type>float8</type>
values, and at most 9 digits for <type>float4</type> values. values, and at most 9 digits for <type>float4</type> values.
</para> </para>