DataViewUpdateItemDelta

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API Reference for EPL (ApamaDoc) 10.5.4.1

SUMMARY: IMPORT | CONSTANT | MEMBER | ACTION

DETAIL: IMPORT | CONSTANT | MEMBER | ACTION

com.apama.dataview
Event DataViewUpdateItemDelta

Contains updated DataView Item fields. Use this to update the fields.

Direction: From the customer Monitor to the DataViewService.

Member summary
`string`	`msgId` [OPTIONAL] A messageId that applications may choose to use to identify "responses".
`string`	`dvName` The unique name of the DataView.
`integer`	`dvItemId` The ID of the Item within the DataView (may be -1 if using keyFields instead).
`float`	`timeStamp` The timestamp of the update (seconds since epoch). If the value given is -1.0 then the service will populate it using correlator currentTime.
`dictionary<integer, string>`	`fieldValues` Values to be updated. Dictionary Key is index into fields sequence, Value is new field value in sequence. If not using dvItemId, then the dictionary MUST contain the key values (even though they have not changed).
`dictionary<string, string>`	`extraParams` [OPTIONAL] Some implementations may choose to make use of this field.

Member detail

dvItemId

integer dvItemId

The ID of the Item within the DataView (may be -1 if using keyFields instead).

dvName

string dvName

The unique name of the DataView.

extraParams

dictionary<string, string> extraParams

[OPTIONAL] Some implementations may choose to make use of this field.

To avoid collisions with keys that may be added to the product in future, all user-defined extraParams should start with a prefix identifying the application or organisation they were added for.

fieldValues

dictionary<integer, string> fieldValues

Values to be updated. Dictionary Key is index into fields sequence, Value is new field value in sequence. If not using dvItemId, then the dictionary MUST contain the key values (even though they have not changed).

msgId

string msgId

[OPTIONAL] A messageId that applications may choose to use to identify "responses".

timeStamp

float timeStamp

The timestamp of the update (seconds since epoch). If the value given is -1.0 then the service will populate it using correlator currentTime.