Script Task Editor Ssis

1. Ssis Script Task Vb Examples
2. Script Task Editor Ssis

Posted Jan 24, 2011

• The editor fails to show (appear) after I click the 'design script' button. To get the editor to load, I need to reboot and then add a new ssis project. Once a new project is added, I can then go into an existing project and open the script task editor.
• Let's learn the task by customizing the package Variables.dtsx which we created in previous section. Open the package Variables.dtsx in design mode. Drag and drop the Script Task from SSIS Toolbox to the package. Then right click the Script Task and choose 'Edit.' The Script Task Editor.
• We often have to debug Script task which we have used in our SSIS Package. We use MessageBox.show to see the value of variables and then have to hit Ok to see the next value. Instead of introducing Message Boxes for debugging we can use Break Point and debug step by step so we do not have to worry about removing the Message Boxes or commenting.

• The editor fails to show (appear) after I click the 'design script' button. To get the editor to load, I need to reboot and then add a new ssis project. Once a new project is added, I can then go into an existing project and open the script task editor.
• Let's learn the task by customizing the package Variables.dtsx which we created in previous section. Open the package Variables.dtsx in design mode. Drag and drop the Script Task from SSIS Toolbox to the package. Then right click the Script Task and choose 'Edit.' The Script Task Editor.
• We often have to debug Script task which we have used in our SSIS Package. We use MessageBox.show to see the value of variables and then have to hit Ok to see the next value. Instead of introducing Message Boxes for debugging we can use Break Point and debug step by step so we do not have to worry about removing the Message Boxes or commenting.

By Marcin Policht

The Script Component provides another area where programming logic can be applied in an SSIS package. This component, which can be used only in the Data Flow portion of an SSIS package, allows programmatic tasks to occur in the data stream. The Script Component provides another area where programming logic can be applied in an SSIS package. This component, which can be used only in the Data Flow portion of an SSIS package, allows programmatic tasks to occur in the data stream.

While using Microsoft Office Excel to store a variety of semi-structured data tends to be more economical and convenient than SQL Server, it lacks data mining and data warehousing capabilities. This article explores importing spreadsheets onto SQL Server and taking advantage of Office Automation through managed code running inside a Script Task.

Despite the technological superiority ofthe SQL Server product line, Microsoft Office Excel remains awidely popular application used to store a variety of semi-structured data.While this approach tends to be (at least in a short term) more economical andconvenient, it lacks mining and warehousing capabilities provided by databasemanagement systems. These shortcomings can be remediated by importingspreadsheets into a relational database. SQL Server 2008 Integration Services simplifies thetask of collating their content into the appropriate format, making themsuitable for transformation and loading. In this article, we will explore oneof several methods that provide this functionality, which takes advantage of Office Automation through managedcode running inside a ScriptTask.

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The features we are interested in areexposed by Microsoft.Office.Interop.Excel namespace, incorporatedinto the MicrosoftOfficeinstallation and made available via the Office Primary InteropAssemblies download. They provide the ability to interact with Excel (as well asother MicrosoftOfficeapplications) from within Visual Studio Tools for Applications. Since thistechnique is intended primarily for client-side programming, you need to beaware of its limitations (especially in regard to supportability) as well asadditional caveats that need to be taken into account when employing it toimplement server-based COM code running ina security context of a non-interactive user (for example as a scheduled taskor a SQL ServerAgentjob). As the MicrosoftTechnetarticle, Considerations forserver-side Automation of Officeexplains in detail, thisinvolves potentially unstable, insecure, and inconsistent behavior, related todependencies on such factors as user identity, interactivity with the desktop,reentrancy, and scalability.

Keeping these warnings in mind andheeding the consequences associated with them, let's examine what type ofactions can be carried out by leveraging types and members of the Microsoft.Office.Interop.Excelnamespace. To illustrate these capabilities, we will present a genericscenario, in which we enumerate Excel workbooks residing in an arbitrarilychosen location, then identify their worksheets and named ranges for each ofthem, and finally display the content of their individual cells. The code willbe implemented using VisualStudio Tools for Applications accessible via SSIS Script Task.

Ssis Script Task Vb Examples

Command and conquer 3 online. To start, launch Business IntelligenceDevelopment Studioand create a new project based on the Integration Services template. Drag the Script Task icon from the Toolbox and drop it onthe Designer interface.Display its Editor dialog box,designate VisualBasic .NET 2008as the ScriptLanguage, and confirmyour choice by clicking on the OKcommand button. Use the Variables window todefine a new variable (we will call it FolderName) of String type and set its value to the name of afolder where the Excel spreadsheetsreside. Next, activate the Script Task Editor dialog box (accessible via the Edit… option in itscontext sensitive menu), add the User::FolderName to the ReadOnlyVariables entry of the Script section, andclick on the EditScript…button to display VisualStudio Tools for Applications.

In order to facilitate interaction withthe Excel object model,we need to add references to the relevant library (which you can identify byreferring to the MicrosoftKnowledge Basearticle 219151). Toaccomplish this, select the Propertiesentry from the context-sensitive menu of the project displayed in the Solution Explorer window withinthe VisualStudio Tools for Applications Tools interface. Switch to the References section, clickon the Add… command button,display content of COM tab, highlightthe appropriate object library entry (which, in our example, happens to be Microsoft Excel 12.0 ObjectLibrary,corresponding to Excel2007),and confirm your choice by clicking on the OK command button. Once you return to the ScriptMain.vb window, add ImportsMicrosoft.Office.Interop.Excel and Imports System.IO (used for file system operations)statements to its (General)(Declarations) section.Finally, copy the following code as the content of Public Sub Main():

Our script enumerates all files with theextension .xlsx residing in thefolder, whose name is obtained by referencing the FolderName SSIS variable. Foreach of them, we drill down through Workbooks and Worksheets collections (accessible via Microsoft.Office.Interop.Excel.Application namespace)using their Open method, down tothe individual cell level (taking advantage of the Microsoft.Office.Interop.Excel.Range object, its Rows and Columns properties, aswell as their respective collections).

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Script Task Editor Ssis