DBDB.io The Encyclopedia of Database Systems · Est. 2017
Database of Databases

Database Entry

QLDB


Amazon Quantum Ledger Database (QLDB) is a managed ledger database management system. Its core storage architecture is an immutable and cryptographically verifiable transaction log. Unlike a blockchain DBMS where trust is distributed among participants, QLDB uses a centralized trusted authority (i.e., Amazon).

Country of Origin
US
Start Year
2018 [04]
Project Type
Commercial
Operating System
Hosted
License
Proprietary

Database Entry

QLDB


Amazon Quantum Ledger Database (QLDB) is a managed ledger database management system. Its core storage architecture is an immutable and cryptographically verifiable transaction log. Unlike a blockchain DBMS where trust is distributed among participants, QLDB uses a centralized trusted authority (i.e., Amazon).

Data Model


Query Interface[03]


QLDB supports Amazon's SQL dialect PartiQL.

Storage Architecture


Storage Model


System Architecture


Citations

4 sources
  1. Relational Database – Amazon Aurora MySQL PostgreSQL – AWS amazon.com
  2. Relational Database – Amazon Aurora MySQL PostgreSQL Features – AWS amazon.com
  3. https://aws.amazon.com/blogs/opensource/announcing-partiql-one-query-language-for-all-your-data amazon.com
  4. Introducing Amazon Quantum Ledger Database (QLDB) - AWS amazon.com
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