Map item attribute properties

The following interface is displayed when configuring a Map Item attribute:

A Map item attribute allows you to access data within an element contained within a map value and indexed via a key.

A Map item attribute has the following specific properties:

Map Column: a mandatory database column, which contains the map data.
Key Value: a mandatory key, which is used to access a specific element within the map data. Key value can be a maximum of length 100 characters in length.
Data Type
Length: only displayed when Data Type I set to ‘String’.

Map Item attributes can reference data persisted as JSON. This feature is supported at the following database platforms: