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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).

Website
https://aws.amazon.com/qldb/[01]
Tech Docs
https://aws.amazon.com/qldb/features/[02]
Developer
Country of Origin
US
Start Year
2018 [03]
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

Document / XML

Query Interface

SQL

QLDB supports an unspecified SQL-like API.

Storage Architecture

Disk-oriented

Storage Model

N-ary Storage Model (Row/Record)

System Architecture

Shared-Disk
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Citations

3 sources
  1. Relational Database – Amazon Aurora MySQL PostgreSQL – AWS amazon.com
  2. Relational Database – Amazon Aurora MySQL PostgreSQL Features – AWS amazon.com
  3. Introducing Amazon Quantum Ledger Database (QLDB) - AWS amazon.com
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