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Update docs on numeric storage requirements.

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Since 9.1, the minimum overhead is three bytes, not five.

Fujii Masao
This commit is contained in:
Robert Haas
2012-03-22 15:40:27 -04:00
parent 88a4cb30a4
commit e83f827f5a
1 changed files with 1 additions and 1 deletions
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doc/src/sgml/datatype.sgml
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@ -568,7 +568,7 @@ NUMERIC
type is more akin to <type>varchar(<replaceable>n</>)</type>
than to <type>char(<replaceable>n</>)</type>.) The actual storage
requirement is two bytes for each group of four decimal digits,
plus five to eight bytes overhead.
plus three to eight bytes overhead.
</para>
<indexterm>