# Constants
Data is transferred in batches as soon as it is ready.
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No data is transferred.
Data is transferred immediately and one point at a time.
# Structs
tick:embedded:AlertNode.Alerta.
An AlertNode can trigger an event of varying severity levels, and pass the event to alert handlers.
A node that handles creating several child QueryNodes.
Defaults fields and tags on data points.
Compute the derivative of a stream or batch.
Email AlertHandler tick:embedded:AlertNode.Email.
Evaluates expressions on each data point it receives.
tick:embedded:AlertNode.Exec.
A FromNode selects a subset of the data flowing through a StreamNode.
A GroupByNode will group the incoming data.
tick:embedded:AlertNode.HipChat.
An HTTPOutNode caches the most recent data for each group it has received.
Writes the data to InfluxDB as it is received.
An InfluxQLNode performs the available function from the InfluxQL language.
Joins the data from any number of nodes.
tick:embedded:AlertNode.Log.
A node that logs all data that passes through the node.
A node that does not perform any operation.
tick:embedded:AlertNode.OpsGenie.
tick:embedded:AlertNode.PagerDuty.
A complete data processing pipeline.
tick:embedded:AlertNode.Email.
A QueryNode defines a source and a schedule for processing batch data.
tick:ignore.
Sample points or batches.
tick:embedded:AlertNode.Sensu.
Shift points and batches in time, this is useful for comparing batches or points from different times.
tick:embedded:AlertNode.Slack.
A StatsNode emits internal statistics about the another node at a given interval.
A StreamNode represents the source of data being streamed to Kapacitor via any of its inputs.
tick:embedded:AlertNode.Talk.
tick:ignore.
A UDFNode is a node that can run a User Defined Function (UDF) in a separate process.
Takes the union of all of its parents.
tick:embedded:AlertNode.VictorOps.
The WhereNode filters the data stream by a given expression.
Windows data over time.
# Interfaces
Information relavant to configuring a deadman's swith.
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Generic node in a pipeline.