Apama 10.7.2 | Developing Apama Applications | Developing Apama Applications in EPL | Making Application Data Available to Clients | Looking up field positions
 
Looking up field positions
Use the following event types to look up the numerical position of a given field-name for a given DataView definition.
DataViewGetFieldLookup
Create and route an event of this type to request a helper dictionary that supports lookup of field position for a given field name. The response is provided by a DataViewFieldLookup or DataViewException event.
DataViewFieldLookup
These events are responses to DataViewGetFieldLookup events. They contain a dictionary that supports lookup of the field position for a given field name.