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SSIS

Explain Sort Transformation?

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April 04, 2022

This component will sort data, similar in TSQL command ORDER BY. Some transformations need sorted data.

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Explain the Percentage and row sampling Transformations?

April 04, 2022

This transformation will take data from the source and randomly sampling data. It gives you 2 outputs. First is selected data and the second one is unselected data. It is used in a situation where you train a data mining model. These two are used to take the SAMPLE of data from the input data.

What is Connection Mangers

February 09, 2017

Connection as its name suggests is a component to connect to any source or destination from SSIS — like a sql server or flat file or lot of other options that SSIS provides. Connection manager is a logical representation of a connection. Connection Managers are used for gathering data from various sources and sending it to a destination. It facilitates system connection by including information regarding server, data source, authentication details, database, etc.

What is SSIS Container? Explain Different types of Containers in SSIS

February 03, 2017

SSIS containers are defined as a set of logically linked tasks that allows the management of the task scope effectively. Containers allow looping through tasks set until tasks are grouped logically or until specified criteria are met. Nesting of containers is also allowed and the containers are set in the Package designer section in the Control flow tab. The following containers are present in SSIS: Task Host Containers: Default container where all single tasks are available and are used for background scenes in SSIS. This is not present in the toolbox of Visual Studio and is assigned to the task implicitly. This container is also used to extend event handlers and variables. Sequence Containers: These handle the flow of package subset and helps to divide packages into smaller pieces. These are displayed in the Control Flow tab. We can drag and drop containers from the toolbox in the design pane and then add a set of tasks into the container. Following things can be ac...