Tables that log a record of what happens in an application can get very large, easpecially if they're growing by half a billion rows a day. You'll very soon need to devise a scheduled routine to remove old records, but the DELETE statement just isn't a realistic option with that volume of data. Hugo Kornelis explains a pain-free technique for SQL Server.
2013-06-25
5,071 reads
What is SQL Server Reporting Services 2012 (SSRS) ReportItems collection and how do I use it? Are there any restrictions on its use? Check out this tip to learn more.
2013-06-24
5,847 reads
Customers don’t just buy a product — they switch from something else. And customers don’t just leave a product — they switch to something else. It’s in these switching moments that the deepest customer insights can be found. On the 25th of July, a select group of 32 people will attend a unique, hands-on, full-day workshop at Red Gate to learn about “The Switch”.
2013-06-24
1,838 reads
TVPs offer several performance optimization possibilities that other bulk operations do not allow, and these operations may allow for TVP performance to exceed other bulk operations by an order of magnitude, especially for a pattern where subsets of the data are frequently updated.
2013-06-21
4,644 reads
Parameter sniffing is when SQL Server compiles a stored procedure’s execution plan with the first parameter that has been used and then uses this plan for subsequent executions regardless of the parameters.
2013-06-20
5,269 reads
Check if databases are really in FULL recovery model with a recovery model called pseudo-simple, where the database still behaves like it is still in SIMPLE recovery model until a full database backup is taken.
2013-06-19
3,450 reads
Slowly Changing Dimension (SCD) Transformation is a quick and easy way to manage smaller slowly changing dimensions but it has several limitations and does not perform well when the number of rows or columns gets larger. Arshad Ali explores some of the alternatives you can use for managing larger slowly changing dimensions.
2013-06-18
3,841 reads
SSAS Tabular models are in-memory databases that model data with relational constructs such as tables and relationships, in order to provide a rapid and powerful way of providing self-service BI to client applications such as Microsoft Excel and Microsoft Power View. You’ve deployed SSAS in tabular mode, and deployed Adventureworks into it. What next? Rob Sheldon explains all.
2013-06-17
3,672 reads
Check if databases are really in FULL recovery model with a recovery model called pseudo-simple, where the database still behaves like it is still in SIMPLE recovery model until a full database backup is taken.
2013-06-14
621 reads
I've tried using SSIS checkpoints, but have found them to be difficult to configure and, on occasion, unpredictable. Is there a better way to build in restartability in my SSIS packages?
2013-06-14
4,217 reads
By Steve Jones
At the recent Redgate Summit in Chicago, I demo’d (lightly) the ML based Alert...
By Steve Jones
los vidados – n. the half-remembered acquaintances you knew years ago, who you might...
By Brian Kelley
I will be leading an in-person Certified Information Systems Auditor (CISA) exam prep class...
I'm trying to get this string_agg to put all the 'comments' into one result...
Comments posted to this topic are about the item Vectors in SQL Server 2025
Comments posted to this topic are about the item Odd Sequences
What values are returned from this code?
CREATE SEQUENCE NumericSequence
AS NUMERIC(5,1)
START WITH 1.0
INCREMENT BY 0.1;
GO
SELECT NEXT VALUE FOR NumericSequence
GO
SELECT NEXT VALUE FOR NumericSequence
GO See possible answers