
CSV
Bulk Loading a CSV File Into DynamoDB Tables Properly
Two ways to load a CSV into DynamoDB: the S3 import that makes a table of string attributes, and a boto3 batch writer with Decimal numbers.
7 min read
Everything you need to level up your coding skills.

Two ways to load a CSV into DynamoDB: the S3 import that makes a table of string attributes, and a boto3 batch writer with Decimal numbers.

Store JSON in DynamoDB map and list attributes, update nested paths in place and avoid float, reserved-word and size errors, tested on DynamoDB Local.
We send one email when a new article is published. No spam.