| Thread | Last Post | Replies |
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| DW/DSS Schema design | 19 Mar 2005 22:49 GMT | 1 |
I know a data warehouse stores historical data and the fact and dimension tables could be huge with billion rows and could be more than 100s of GB in size for just one table. Can someone share some design tips on whether they partition those fact tables based upon time and then ...
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| Real Time DSS | 19 Mar 2005 16:21 GMT | 3 |
Right now we tend to provide extracts to our data warehousing system once a day. Users seem to be presseing for near real time warehousing. It seems to be a lot of processing to happen on the production side to get this data during regular hours and hence the nightly extracts..
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| Problem MDX query and topcount | 19 Mar 2005 16:09 GMT | 1 |
I have a little problem with a mdx query using topcount. My query looks like: SELECT {SOMEMEASURES} ON COLUMNS,
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| Partitioned View and IDENTITY Column? | 17 Mar 2005 20:01 GMT | 2 |
I am in a situation where I have a table which has Primary Key which is actually IDENTITY Column as well. Now, I want to implement Partitioned View on it. I went thru your different article about it in SQL Server Magazine but I did not find how to handle this situation If I have ...
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| Clustered Indexes | 17 Mar 2005 05:23 GMT | 9 |
I just gone through a datawarehouse CD seminar for SQL2K but a little confused on something. The author said not to use clustered indexes with star/snowflake schemas. Is there a reason for this? The author never explained why
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| percent free space on db page for DW | 16 Mar 2005 15:19 GMT | 1 |
In general what's best practice for page density of indexes in a DW db? I can understand having space in a OLTP environment where page splits can cause degradation in performance. However, is there really any need to not have a fill factor of 100% in a OLAP DW environment with ...
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| Archiving | 16 Mar 2005 15:18 GMT | 1 |
What's the best way to archive tables with binary data? Flat files/bcp/DTS may not work if need to import binary data(not a fixed length column) with quotes etc. What I am thinking is to export to another database and back it up/archive on a regular basis. That way it will be ...
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| Performance question: Indexes on separate file group or dimension table on separate file? | 16 Mar 2005 01:01 GMT | 3 |
I have a set of disks available on my server (but 1 controller only). I want to use it to improove queries performance... I want to know what is better to improove the performance: * moving all (non clustered) indexes on a separate file group on this set of
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| How to build good Data Warehouse Structure | 15 Mar 2005 14:59 GMT | 1 |
I'm new to OLAP, and just tried build OLAP & Data Warehousing using DTS. Now I'm arrive at the step where I must concern about performance. There some questions that I want to ask, there're: 1. Where should I store OLTP database and OLAP database, should they in
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| Need help with stored procedure. | 14 Mar 2005 18:21 GMT | 1 |
I am using SQL Server 2000 on Windows 2000 server. Here is my problem: @String = 'word1word2word3word4word5' - This value is passed to Stored Procedure from the script. Column1 in a table1 has many rows with "words" . One row in this column1
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| 64000 dimension members limit? | 14 Mar 2005 13:51 GMT | 2 |
I get an error populating a dimension that says that there are over 64000 members. The dimension only has one level. Is that a limit, bug or am I doing something wrong?
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| Moving physical disks with database inside? | 13 Mar 2005 17:33 GMT | 2 |
I have an old Datawarehouse server with 8 disks in these disks I have a Raid 5 setup for my datawarehouse based on 4 disks. I want to move these 4 drives to a new server (better processors). My 2 servers are Dell based with Win 2003 ent. edition + SQL server 2000
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| How to design a large DB? | 13 Mar 2005 17:21 GMT | 1 |
I'm trying to design a large DB and considering which direction to go. The planned login user accounts will be 10,000, and each user has 15 DB Tables. Each Table's structure similar to other users, but user's data records have no relation with each other.
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| How big is big | 11 Mar 2005 00:42 GMT | 4 |
How big can a database be in a sql 2000 and in SQL 7.0?? Is it 6 gig the largest size!
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| reclaim BLOB/text field reserved space | 10 Mar 2005 14:10 GMT | 3 |
I have a table with numerous text fields. When importing the data the transfer put in a space in all of the text fields instead of a NULL value. Now the table size is much larger than it should be. I have replaced the spaces with a NULL value, but the table size has not shrunk. ...
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