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Hi,
What version of Oracle are you running?
If you are running 8.0 or later have you considered partitioning your big table?
regards
Jerry
kasthuri_at_viisage.com wrote in message <71skg2$ink$1_at_nnrp1.dejanews.com>...
>hi,
>
>I have a database of size around 132 GB. I have
>a table with two Image columns.The primary key
>includes 4 fields (char(4), char(8), char(9) and
>char(14)) The data, index and image columns are
>placed in different tablespaces. the physical
>memory of the system is 1GB and has 4
>processors.It is a Dell Server 6100.
>
>Insertion of a record into this table which now has 4.3 million records
takes
>around 350 millisecs. Most of the time is spent in blob data write only. I
>need to insert another 6 million records into this table. With this
>calculation it will take me another 32 days to insert these records into
the
>table. It will further slow down and will take around 2 secs to insert a
>single record as the table grows to 6 million records. (i had this table
>dropped and recreated because of some other problems too)
>
> I have some statistics too
>
>total sga : 62089900 bytes
>
>lib cache: .999998198
>row cache: .991865393
>free memory: 8921196 bytes.
>The ratio of execution:misses::4995938:9
>I tried increasing the SGA too. It didnt help
>improve the performance.
>
>The insertion was instantaneous if i create another table. My requirement
is
>to have a single table.
>
>Please suggest me as to what i should to do to
>improve performance.The Index tablespace is rapidly growing.
>
>I did contact oracle support also - and they are trying to help too. If any
>of you have come across this problem and have a solution for it, please do
>suggest.
>
>Thanks
>kasthuri
>
>
>--
>Kasthuri Jegatheesan
>
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Received on Thu Nov 05 1998 - 13:23:26 CST