Amazon DynamoDB Concepts: Difference between revisions
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A table is a collection of [[#Item|items]]. | A table is a collection of [[#Item|items]]. A table contains zero or more items. An item is a group of attributes that is uniquely identifiable among all other items. Items are similar in many ways to rows, records or tuples in other database systems. There is no limit to the number of items that can be stored in a table. | ||
=Item= | =Item= | ||
Revision as of 21:09, 24 April 2019
External
Internal
Overview
Amazon DynamoDB is a managed NoSQL database service.
Table
A table is a collection of items. A table contains zero or more items. An item is a group of attributes that is uniquely identifiable among all other items. Items are similar in many ways to rows, records or tuples in other database systems. There is no limit to the number of items that can be stored in a table.
Item
An item is a collection of attributes.
Primary Key
DynamoDB uses primary keys to uniquely identify each item in a table.