> For the complete documentation index, see [llms.txt](https://til.notdu.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii.md).

# Database storage II

- [Log-structured file organization](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/log-structured-file-organization.md)
- [Tuple storage](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/tuple-storage.md)
- [Postgres: numeric](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/postgres-numeric.md)
- [Large value](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/large-value.md)
- [External value storage](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/external-value-storage.md)
- [System catalogs](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/system-catalogs.md)
- [Observation](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/observation.md)
- [OLTP](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/oltp.md): On -line transaction processing
- [OLAP](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/olap.md): On-line analytical Processing
- [N-ARY STORAGE MODEL (NSM)](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/n-ary-storage-model-nsm.md): aka row storage
- [Decomposition storage model (DSM)](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/decomposition-storage-model-dsm.md)
- [Tuple Identification](https://til.notdu.com/database/intro-to-database-systems/database-storage-ii/tuple-identification.md)