SQL Server Business Intelligence

SSIS – An Inside View Part 2

This article is part 2 of a 4 part series that explores the internals of SQL Server Integration Services.  This article looks at SSIS Transformation and Execution Trees. Transformation and Execution Tree Synchronous transformation/component A synchronous transformation processes incoming rows and passes them on in the data flow one row at a time. Output is synchronous with […]

SSIS – An Inside View Part 1

This article is part 1 of a 4 part series that explores the internals of SQL Server Integration Services (SSIS). Introduction The last article discussed advanced features and properties of SSIS; namely Event Logging, Event Handlers, Transaction Support, Checkpoint Restart-ability and SSIS validation process. This article, will discuss SSIS architecture, SSIS buffer management, types of […]

SQL Server Integration Services Features And Properties Part 4

This article, covering Validation, is the final in a 4 part series exploring the Features and Properties of SSIS. Recall from part 3, that ETL operations are time bound and may take several hours to pull and transform millions of records. In the scenario where a package fails on the last task after executing all […]

Accessing Cubes from Excel 2007

Introduction Cubes are built over an OLAP database to enhance the performance of data gathering. The architecture of a cube enables users to generate reports from them. However, if using a report tool like SQL Server Reporting Services (SSRS), there will be times where a user will require a new report or modifications made to an […]

SQL Server Integration Services Features And Properties Part 3

This article is part 3 of a 4 part series that explores the Features and Properties of SSIS. This article will explore Checkpoints and Restarting an SSIS Package. Checkpoint Restart Normally extraction, tranformation and loading (ETL) operations are complex and time consuming processes, often dealing with millions of records. Such operations may take several hours […]

SQL Server Integration Services Features And Properties Part 2

Event Handlers Event-driven programming is support by almost every programming language and also supported by SSIS. An event is the occurrence of an action during the execution life cycle. SSIS package and components (containers, tasks) generate events at various stages of their lifetime. Custom event handlers can be written for these events to extend package […]

SQL Server Integration Services Features And Properties Part 1

Introduction In the first collection of articles (“SQL Server Integration Services – An Introduction”) of this series, SQL Server Integration Services (SSIS) were discussed at introductory level. Covering topics such as what SSIS is; different ways to create SSIS package; and identification of different kinds of components that constitute a package. This article will explore […]

Using the SQL Server 2005 Surface Area Configuration Tool

The SQL Server Surface Area Configuration Tool (SQLSAC) is a utility which was introduced by Microsoft in SQL Server 2005 to make it easier for SQL Server Database Administrators (DBA’s) to manually turn on features which are by default turned off within the product. The SQL Server Surface Area Configuration tool can be used by […]

SQL Server Integration Services an Introduction – Part 4

This article will feature a demonstration using the SSIS API. This example enables a user to write code using the SSIS API to create a package, add a task and save it on the file system (the same exercise described in scenario 1 of SSIS Designer section). Later the package will be loaded from the […]

SQL Server Integration Services an Introduction – Part 3

This is part 3 of a 4 part series that introduces SQL Server Integration Services (SSIS). This article describes how to use the Import and Export Wizard. The Import and Export Wizard provides the simplest method of copying data between data sources and  constructing basic packages. A major limitation is that it does not allow […]
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