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materialized view [message #109067] Mon, 21 February 2005 13:38 Go to next message
Rao Ghanta
Messages: 1
Registered: February 2005
Junior Member
Hello,

I have a problem when i create a materialized view . When i ran a sql it is taking 40 min for fetching 152180 rows from the table. When i build materialized view it is taking almost 3 hours to build the view. Please help me.

This is the query i am running..
create materialized view GHANTA_TEST_TIME_MVW
build immediate
refresh COMPLETE START WITH SYSDATE NEXT trunc(SYSDATE+1) + 1/5
enable query rewrite
as
select * from GHANTA_TEST_TIME_VW

Thanx in Advance.

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Re: materialized view [message #109310 is a reply to message #109067] Wed, 23 February 2005 13:06 Go to previous message
Mack Sundar
Messages: 20
Registered: July 2002
Junior Member
Also, keep in mind that materialized views are physically storing the data on disk. Therefore, might help to check if you have any disk contentions.

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