SQL Server high availability. Log shipping or replication, clustering or some other solution. It's a challenge and as companies grow more dependent on their databases, it's one that more and more DBAs face everyday. Paul Ibison has taken a look at how log shipping and replication can be compared in the quest for high availability.
2008-06-27 (first published: 2004-06-17)
66,531 reads
One of the four high availability technologies in SQL Server is replication, though this can be very cumbersome to setup and get working. Longtime author Paul Ibison looks at how this has changed from SQL Server 2000 to 2005 and what you should consider before setting this up.
2008-04-17
7,826 reads
SQL Server MVP Paul Ibison takes a look at how transactions are handled in replicated environments and the implications of rollbacks.
2008-04-03
7,021 reads
This article explains how to import text files using SSIS in those cases where the text files have different formatted data on different rows. The solution recommended involves minimal coding and is highly maintainable.
2008-03-05
8,926 reads
Longtime author Paul Ibison brings us a short look at a common problem in Integration Services: your source has no column names.
2008-02-27
7,511 reads
Integration Services allows you to import all kinds of data easily into SQL Server as well as transform is along the way. Longtime author Paul Ibison brings us a look at how you should set your transformations to deal with NULL values.
2008-02-13
14,292 reads
SQL Server 2000 replication is usually simple and easy to setup and work with. However there are many restrictions to ensure this, one of which is the alteration of a column which is engaged in replication. Author Paul Ibison brings us two options for altering columns.
2007-11-30 (first published: 2005-01-19)
45,725 reads
SQL Server 2000 replication is a great feature, but it can cause some headaches at times. Since the use of identities is something many people take advantage of, learning to handle these in a replication scenario is critical. Author Paul Ibison has done extensive work with replication and brings us two techniques to help manage the ranges of values.
2005-01-13
12,821 reads
There are many times when you might be concatenating text in a stored procedure to make a where clause, because the input parameters are optional. An alternative is to create many versions of the stored procedure - one for each possible combination of parameters - which can soon become too big. There is a more […]
2001-11-25
4,317 reads
When implementing a pilot study of audit trail triggers, you often want a way of removing all triggers in the database in order to retest your scripts: here it is!
2001-11-08
1,602 reads
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We have this code that sets some status values and then queries them using the CHOOSE() function in SQL Server 2025.
CREATE TABLE Status
(
StatusID INT,
StatusDescription VARCHAR(20)
);
GO
INSERT dbo.Status
(
StatusID,
StatusDescription
)
VALUES
(0, 'Uncategorized'),
(1, 'Active'),
(2, 'Inactive'),
(3, 'Temp');
GO
SELECT CHOOSE(StatusID, 'Unknown', 'Active', 'Inactive', 'Temporary')
FROM Status;
When the SELECT runs, what is returned? See possible answers