Re: postgres 8.3 beta 2 storage question

> 1.How does postgres version 8.3 betat 2 handle varchar and numeric
data
> types in terms of storage
> I understand for varchar it has 1byte overhead (instead of 4) if
length<128
> How does it handle for numeric? The manual says
> "The actual storage requirement is two bytes for each group of four
decimal
> digits, plus five to eight bytes overhead."
>which manual?
>( not these two: )
>http://www.postgresql.org/docs/8.1/static/datatype.html#DATATYPE-NUMERIC-DECIMAL
>http://www.postgresql.org/docs/8.2/static/datatype-numeric.html#DATATYPE-NUMERIC-DECIMAL

http://www.postgresql.org/docs/8.3/static/datatype-numeric.html

> 2. Does postgres always inserts a complete record into a page unlike
oracle
> whose record can span multiple pages? Does this waste space too?
>records larger than one page are TOASTed

>http://www.postgresql.org/docs/current/static/storage-page-layout.html

Thanks
sharmila

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