Thursday, June 27, 2013

SSIS: Logging in SSIS

What is Logging?

SSIS includes log provider, which can be used to implement logging in Package, container and tasks. With logging, one can capture run-time information about a package, helping audit and troubleshoot a package every time it is run. For example, a log can capture the name of the operator who ran the package and the time the package began and finished.

Also when SSIS log provider for SQL Server is enabled, then one table ‘sysssislog’ is created in the database. This table can be customized by adding some more columns like number of records transferred.

When you add the log to a package, you choose the log provider and the location of the log. 

Integration Services includes the following log providers:

  • The Text File log provider, which writes log entries to ASCII text files in a comma-separated value (CSV) format. The default file name extension for this provider is .log.

  • The SQL Server Profiler log provider, which writes traces that you can view using SQL Server Profiler. The default file name extension for this provider is .trc.

  • The SQL Server log provider, which writes log entries to the sysssislog table in a SQL Server database.

  • The Windows Event log provider, which writes entries to the Application log in the Windows Event log on the local computer.

  • The XML File log provider, which writes log files to an XML file. The default file name extension for this provider is .xml.

How to implement Logging in Package 

This post will show how to configure logging through SQL Server log provider.

Step1: 
Create one SSIS package create some DFTs. Or we use any already available SSIS package. My package includes two DFTs SCD Type1 and SCD Type 2.



Step 2:
 Right click, and select Logging



Step 3:
a.    Select provider Type ‘SSIS log provider for SQL Server’ from dropdown, and click on ‘Add’ Button


b.    Check the checkbox and select ‘New Connection’ from configuration dropdown


c.    Create a new OleDB connection to the database in which you want ‘sysssislog’ table to be created.

d.    Then go details tab and select the events which you want to be logged during package execution. One can select events for package, container or some tasks also.

In the below snapshot, I selected events for package and two DFT’s SCD type 1 and SCD type 2. One can select various events like ’On error’,’On Post Validate’, ‘On Pre Validate’ etc.



e.    If we click on ‘Advanced’ button, then one can select the events along with the information which values will be recorded in sysssislog table.



After everything is done, click on Ok button. But this will not create sysssislog table in the database (for this post I have used adventure works) also the table will not be created if we only execute some task like DFT etc. The table sysssislog will only get created, if we execute the whole package.

 So when you execute the package you can check the sysssislog table in your database, which you configured.


We will get to see the below information in sysssislog table


Please provide your feedback for the post, if you find this post useful. Also Post your query or scenario, i will be happy to help.

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