doc: mention that to_char() values are rounded
Reported-by: barsikdacat@gmail.com Diagnosed-by: Laurenz Albe Discussion: https://postgr.es/m/168991536429.626.9957835774751337210@wrigleys.postgresql.org Author: Laurenz Albe Backpatch-through: 11
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@ -8446,6 +8446,14 @@ SELECT regexp_match('abc01234xyz', '(?:(.*?)(\d+)(.*)){1,1}');
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</para>
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</para>
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</listitem>
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</listitem>
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<listitem>
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<para>
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If the format provides fewer fractional digits than the number being
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formatted, <function>to_char()</function> will round the number to
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the specified number of fractional digits.
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</para>
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</listitem>
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<listitem>
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<listitem>
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<para>
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<para>
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The pattern characters <literal>S</literal>, <literal>L</literal>, <literal>D</literal>,
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The pattern characters <literal>S</literal>, <literal>L</literal>, <literal>D</literal>,
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