# Unbounded Accumulation

> Aggregating an endless stream into ever-growing state that eventually exhausts memory.

Record: `lexicon:unbounded-accumulation`
Kind: anti-pattern
Layer: [Execution Core](https://banes-lab.com/records/layer/execution-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-unbounded-accumulation

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Late-Data Handling](https://banes-lab.com/records/lexicon/late-data-handling.md) and before [Parallel Branch Processing](https://banes-lab.com/records/lexicon/parallel-branch-processing.md).

## Category

- [Streaming / Pipeline / Dataflow Processing](https://banes-lab.com/records/lexicon-category/streaming-pipeline-dataflow-processing.md)

## Negated by

- [Windowing](https://banes-lab.com/records/architecture/windowing.md)

## Linked from

- [Streaming / Pipeline / Dataflow Processing](https://banes-lab.com/ontology/principles/architecture-category-streaming-pipeline-dataflow-processing.md)