Though it is not a best practice to perform a CREATE INDEX on large tables during the online hours where you have number of users accessing the metadata of SQL Server database. Within SQL Server 2005 Enterprise Edition you can perform ONLINE indexes operation, in this regard review the blogs by SQLQuery...
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01-25-2008
Filed under: sql server, performance, indexes, cache, users, tsql, best practice, backups, create, online, monitoring, operating system, busy, creation
It is an universal truth in the database field that due to the fragmentation and page split the performance will be affected even for a simple [ SELECT <ColumnName> from.... ] type of query. So what you need to check or take action in terms of DBA role, on the execution of queries ensure that columns...
You may be aware that plan guides will help the optimizer to perform better and a general recommendation is to use the relevant USE PLAN query hint when the other standard query tuning options are failed. It is also necessary to test through the results you would expect are not upto the mark, when using...
If you have valid indexes and they are maintained with regular schedule of reindexing to address fragmentation, then you can go with UPDATE STATISTICS on the tables that has frequent updates, say once in 2 days during the quiet time on the databases. During the performance monitoring exercise you should...
Are you watching your disk space during the indexes operations where these database objects are stored? Recently I was stumped on a database that is only 5GB had reindexing process failure due to 10% of disk free space was available. For your information you need to consider that one of the reason behind...
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Anonymous
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09-28-2007
Filed under: sql server, performance, indexes, dba, optimization, disk space, best practice, hardware, disks, sorting, reindexing