Amazon DynamoDB Update Item

This node allows conditional updates to items in DynamoDB using Update Expressions. Whether an item is updated or not depends on the Condition Expression.

Options

Region

The region the table is in.

Table Name

The table to access.

Custom Endpoint (*)

A custom endpoint if the default AWS endpoint should not be used, e.g. for DynamoDB Local.

Hash Key

The column holding the hash keys of the items to update.

Range Key (*)

The column holding the range keys of the items to update.

Condition Expression (*)

An expression specifying which items to update. See the AWS Documentation for further information.

Update Expression

An expression specifying which attributes to update in what way. See AWS Documentation for further information.

Return Values

Which values to return in the output table. Choosing any other value than None may result in consumption of additional read capacity units.

Name Mapping

Mapping from placeholder to attribute name for the condition and update expressions. Placeholders for attribute names must start with a hash (#).

Value Mapping

Mapping from placeholder to value for the condition and update expressions. Value placeholders must start with a colon (:). If the type is list, set, or map, the value must be given as JSON as specified in the AWS Documentation. If COLUMN is selected as type, the value is retrieved from a table column and inserted into the expression.

Publish consumed capacity units as flow variable

If checked, the total number of consumed read and write capacity units is published as flow variable.

Views

This node has no views

Workflows

• No workflows found

Links

• No links available

Developers