Access Queries vs SQL run by VBA - social.msdn.microsoft.com
Sep 16, 2020 · The query optimization from saved queries is pretty much no longer apparent because of current hardware. Go back to the 80's and it was something to ponder, but now, not so much.
Update Query Error - social.msdn.microsoft.com
Aug 28, 2013 · SQL is orthogonal, so you can use any predicate where you can use any other predicate. --CELKO-- Books in Celko Series for Morgan-Kaufmann Publishing: Analytics and OLAP in SQL / …
How to configure tempdb alert in SQL server
May 5, 2018 · I need scrpit to configure tempdb database log and data alert reached 50% of restricted size and i want automate. e:g If tempdb log/data file is reached 50 % and i want get that session …
Impact of creating a non-clusterd index on a huge transaction table?
Apr 17, 2015 · Also if possible create clustered index. One more option, you can horizontally partitioned the table and move data to multiple filegroups. Based of range of data your query performance also …
How do you troubleshoot a slow running query?
Feb 14, 2014 · Query running slow can have lots of reason behind it.What i will do is first find out is only particular query runnig slow or whole server performance is slow (might be user just got slowness for …
Cyclic table - social.msdn.microsoft.com
Jan 21, 2012 · Probably it would scale better if you just run a nightly purge job (SQL Server Agent) of records over 2 months. You can implement it as a stored procedure. With proper index maintenance, …
How do I aggregate on more than one column within a PIVOT
Mar 6, 2015 · On SQL Server pivot query using UNION ALL of two pivot queries multiple aggregations can be implemented easily.
Locking consideration in Sqlserver 2012 - social.msdn.microsoft.com
May 12, 2017 · This can be problematic as if you modify too many rows the sql server locking engine will escalate the row locks held to a page or even the entire table and then the applications may timeout.
Linked Server to IBM iSeries - social.msdn.microsoft.com
May 8, 2019 · The OLE DB initialization service failed to load. Reinstall Microsoft Data Access Components. If the problem persists, contact product support for the OLEDB provider.Cannot create …
table's modification counter does not set to 0 on running statistics
Mar 11, 2011 · It’s the same behavior in SQL Server 2008 also. From Statistics Used by the Query Optimizer in Microsoft SQL Server 2008 whitepaper.