Buffer Operator
The buffer operator collects all events that happens in between watermarks and stores them in a temporary tree. This is useful if a row is updated where no values are changed and you do not wish it to be propogated to the rest of the stream.
The buffer operator has no properties.
Metrics
The Buffer Operator has the following metrics:
| Metric Name | Type | Description |
|---|---|---|
| busy | Gauge | Value 0-1 on how busy the operator is. |
| backpressure | Gauge | Value 0-1 on how much backpressure the operator has. |
| health | Gauge | Value 0 or 1, if the operator is healthy or not. |
| events | Counter | How many events that the operator outputs. |