Script Task/Component and Template Information

by Allan Mitchell 8 Dec 2009 06:46
The Script Task and Script component are often used by people developing SSIS packages because they are easy to use and now because SSIS could be perceived to be more developer friendly they are very powerful. That being said we should no be using them everywhere.  There are generally Tasks/Co... [More]

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CategoriesScripting | Tasks | Transformations | Configuration

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Attunity Oracle CDC Solution for SSIS - Beta

by Allan Mitchell 18 Feb 2009 12:23
We in no way work for Attunity but we were asked to test drive a beta version of their Oracle CDC solution for SSIS.  Everybody should know that moving more data than you need to takes too much time and uses resources that may better be employed doing something else.  Change data Capture i... [More]

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SSAS Cache Warming Using SSIS

by Allan Mitchell 31 Oct 2008 08:22
Having your users walk into a cold cache on a morning is something that will cause them to have slower running queries initially.  Cache warming takes care of a lot of that by executing typical queries against the newly processed cube and thereby building the cache ready for your users when the... [More]

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Checksum Transformation

by Darren Green 29 Oct 2008 20:22
The Checksum Transformation computes a hash value, the checksum, across one or more columns, returning the result in the Checksum output column. The transformation provides functionality similar to the T-SQL CHECKSUM function, but is encapsulated within SQL Server Integration Services, for use wit... [More]

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Expressions

by Darren Green 28 Oct 2008 08:40
Data Flow Property Expressions Property expressions within the data flow are not immediately obvious. Whilst most pipeline or data flow components do support them for their properties, the expression is not generally exposed through the component user interface, neither is the Expressions property ... [More]

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Expression Date Functions

by Darren Green 28 Oct 2008 07:58
Date Parts Expressions support a range of date related functions such as DATEADD, with the same basic syntax to that found in T-SQL. Whilst the familiarity is very helpful, the difference that catches me out is the format of date part which must be quoted. T-SQL allows this: DATEADD(n, -10, GETD... [More]

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Row Count Plus Transformation

by Guest 15 Oct 2008 20:12
As the name suggests we have taken the current Row Count Transform that is provided by Microsoft in the Integration Services toolbox and we have recreated the functionality and extended upon it. There are two things about the current version that we thought could do with cleaning up Lack of a c... [More]

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Row Number Transformation

by Administrator 15 Oct 2008 19:51
The Row Number Transformation calculates a row number for each row, and adds this as a new output column to the data flow. The column number is a sequential number, based on a seed value. Each row receives the next number in the sequence, based on the defined increment value. The final row number ... [More]

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Regular Expression Transformation

by Darren Green 11 Oct 2008 18:53
The regular expression transformation exposes the power of regular expression matching within the pipeline. One or more columns can be selected, and for each column an individual expression can be applied. The way multiple columns are handled can be set on the options page. The AND option means al... [More]

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RegexClean Transformation

by Darren Green 11 Oct 2008 05:27
Use the power of regular expressions to cleanse your data right there inside the Data Flow. This transformation includes a full user interface for simple configuration, as well as advanced features such as error output configuration. Two regular expressions are used, a match expression and a... [More]

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Extending SSIS with custom Data Flow components (Presentation)

by Darren Green 6 Mar 2008 14:00
Download the slides and sample code from my Extending SSIS with custom Data Flow components presentation, first presented at the SQLBits II (The SQL) Community Conference. Abstract Get some real-world insights into developing data flow components for SSIS. This starts with an introduction t... [More]

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Multicast Transform and Threading in SQL Server 2008

by Allan Mitchell 19 Sep 2007 14:00
The Multicast transform in SSIS 2005 enables us to take 1 input dataset and from it generate n output datasets that are an exact copy of the input dataset which is extremely useful at times and we have used it on a number of projects. The downside is that those outputs are synchronous outputs and ... [More]

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