SSIS 面试题与答案
问题 16. Explain the term 'CDC' (Change Data Capture) in SSIS.
Change Data Capture (CDC) in SSIS is a feature that identifies and captures changes made to source data. It is used to track and process only the changed data in the data flow.
问题 17. What is the significance of the SSIS Event Handler?
The SSIS Event Handler allows the definition of workflows and actions based on events occurring during package execution. It helps manage errors, handle notifications, and control the flow of execution.
问题 18. Explain the term 'Package Deployment' in SSIS.
Package Deployment in SSIS refers to deploying and storing SSIS packages in the MSDB database or the SSIS Catalog. It allows for managing and executing packages from a centralized location.
问题 19. What is the purpose of the SSIS Data Profiling Task?
The SSIS Data Profiling Task is used to analyze and profile data within a package. It helps identify data quality issues, patterns, and statistics, assisting in data cleansing and transformation.
问题 20. Explain the concept of 'SSIS Package Deployment Models.'
SSIS Package Deployment Models refer to the two deployment options: Project Deployment Model (introduced in SSIS 2012) and Package Deployment Model. Project Deployment Model is the recommended approach for deploying and managing SSIS projects.
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