arguments	This option gives standardised and well proved libraries access to the databases or source systems to gather the information Advantages: Use of given and common ways to query the source systems. + Free libraries and connectors mostly given. Disadvantages: Need change for data access changes
assumes	Show as List There is a way to extract data from each critical system tools will more frequently change than tool types.
description	This option uses different libraries, API’S or connector per tool type. This will be periodically and based on querying.
knowledge is located in	Show as List 21 Appendix - Data gathering scenario sadocontology1.owl:8_logical_and_implementation_view_-_architecture_background_-_rationale_-_databases_and_d
name	Periodic queries for data gathering
status	Accepted
supported by	Show as List Data gatherer extensibility scenario Data gathering
Class	Show as List Option
Name	Periodic queries for data gathering

Instances Linking Here

supports^-1
- Data gatherer extensibility scenario
- Data gathering
has alternative^-1
- Method of data gathering
assumed for^-1
- There is a way to extract data from each critical system
- tools will more frequently change than tool types.
contains knowledge about^-1
- 21 Appendix - Data gathering scenario
- 8 logical and implementation view - architecture background - rationale - databases and data gathering

Properties of Periodic queries for data gathering