# Structured Log

> A technique for writing log entries as typed fields, so they are queried by field instead of by text.

Record: `lexicon:structured-log`
Kind: technique
Layer: [Observability](https://banes-lab.com/records/layer/observability.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-structured-log

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Trend Visibility](https://banes-lab.com/records/lexicon/trend-visibility.md) and before [Trace Span](https://banes-lab.com/records/lexicon/trace-span.md).

## Category

- [Observability / Auditability / Traceability](https://banes-lab.com/records/lexicon-category/observability-auditability-traceability.md)

## Refactors

- [Unobservable Failure](https://banes-lab.com/records/architecture/unobservable-failure.md)
- [Observability](https://banes-lab.com/records/architecture/observability.md)
- [Logging](https://banes-lab.com/records/architecture/logging.md)

## Linked from

- [Anti-patterns](https://banes-lab.com/ontology/principles/architecture-category-anti-patterns.md)
- [Observability / Auditability / Traceability](https://banes-lab.com/ontology/principles/architecture-category-observability-auditability-traceability.md)