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2012-07-09
2,000 reads
Articles
SQL Server 2012 Integration Services- Using Environments in Package Execution
SQL Server 2012 Integration Services offers several different options for deploying and storing SSIS packages along with their associated projects, two of which are directly related to two deployment models available in SQL Server Data Tools console. Marcin Policht presents one of these methods, which deals with packages deployed using Project Deployment Model and leverages newly introduced Environments.
2012-07-09
2,715 reads
Introduction to Indexes: Part 2 – The clustered index
In the second part of her series on indexing, MVP Gail Shaw examines clustered indexes. Learn what this index is, how it differs from a heap, and how it can help your queries.
2012-07-06 (first published: 2009-11-11)
63,438 reads
Trash Destination Adapter
The Trash Destination and this article came from early experiences of using SSIS and community feedback at the time. When developing a package it is very useful to have a destination adapter that does nothing but consume rows with no setup requirement. You often want run a package part way through development, or just add a path so you can set a Data Viewer. There are stock tasks that can be used, but with the Trash Destination all columns are treated as selected automatically (usage type of read-only), so the pipeline knows they are required.
2012-07-06
2,532 reads
Advanced SSIS Fuzzy Matching via Record Linkage Methodology
Greatly improve SSIS Fuzzy Grouping performance by using a Conditional Split and Multi Cast.
2012-07-05
7,903 reads
Steps to clean up orphaned replication settings in SQL Server
Learn how to clean up your orphaned replication settings.
2012-07-05
3,518 reads
2012-07-04
1,444 reads
Indexes, Indexes, Indexes
This article has a description of an index utilization tool that Ron Johnson uses to analyze the effectiveness and use of indexes in a system.
2012-07-04 (first published: 2011-07-05)
19,328 reads
TSQL Challenge 81 - Create a Game schedule generator in TSQL
This challenge is to generate a game scheduler based on the Teams given in a table.
2012-07-04
1,505 reads
Generating Non-uniform Random Numbers with SQL
Some FUNCTIONs to help generate non-uniform random numbers from uniform random numbers including Normal, Multinomial, etc.
2012-07-03
10,781 reads
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers