Using a synonym to move a table to another database, without changing any queries.
SQL
Introduction Binary Large Objects (BLOB) data can be a graphical image, a pdf document, a music file or any of a wide range of data types, which can generally be saved into a SQL Server database. As part of a series of investigations I’m currently performing within SQL Server, I have looked at how BLOB …
Introduction The Microsoft documentation tells us that the SessionId column, within ASPStateTempSessions, consists of the Session ID plus the App ID. Although accurate, the method used for this does not make it obvious.
Introduction In a previous article article, I wrote about how to find out where the SQL Server error log is located. That particular article was in case your server instance did not start and you needed more information. If your SQL Server instance is working, there is another way to find the location of the …
Background So, you have a multi-terabyte database and a SQL Server full backup. Just imagine that you do something that wrecks the data in one table (and of course, that has never happened), the only secure copy is within a backup file that will take several hours to restore and you don’t have the time …
Background Whilst reading up on the finer details of High Availability Groups (HA Groups) I have discovered that it can, under certain circumstances, use Snapshot Isolation Level and therefore, row versioning. This has implications with your monitoring and maintenance tasks.
Background Because one of the nodes in our AG was having Windows updates applied, it was necessary to suspend data movements for all databases involved in the AG, on that server. Upon my return (after the maintenance was completed) I was unable to connect to the server, with a message that didn’t really match the …
Introduction Continuing my series of XML articles I’m going to move from XML RAW to XML AUTO with a handful of examples that share features between the two.
Introduction Most systems that I have worked with make use of the XML data type. I don’t find it to be the most intuitive data type to work with but most aspects of it can be built upon from a few basic examples. This will be part of a developing series that will cover XML …
Having attempted to start an old test instance from SQL Server Configuration Manager, I received the wonderful error “The request failed or the service did not respond in a timely fashion. Consult the event log or other applicable error logs for details” More helpful than some message you can get – at least it tells …
