I have a table in DynamoDB local named userGroup. The items are as follows  {     "Items": [{         "id": "A004",         "name": "ACC LR2",         "userId": ["1", "2", "3", &...
I want to know the difference between the AWS SDK DynamoDB client and the DynamoDB DocumentClient? In which use case should we use the DynamoDB client over the DocumentClient?   const dynamoClient = new AWS.DynamoDB.DocumentClient();  vs   const dyna...
I have to translate the DDB stream message into normal json type.  For this I am using    unmarshalleddata = aws.DynamoDB.Converter.unmarshall(result.NewImage);   where result.NewImage is   { carrier: { S: 'SPRING' },  partnerTransactionId: {...
I am parsing a CSV file and putting the data in a table with AWS DynamoDB.   As it stands right now, I am getting the following error:  One or more parameter values were invalid: An AttributeValue may not contain an empty string  ... BEFORE it puts t...
My scan function :   var tableName = 'faasos_orders',     filterExp = 'status = :delivered OR status = :void OR status = :bad',     projectionValues = '',     expressionAttr = {};         expressionAttr[":delivered"] =...
I have scoured the internet on how to fix this with little success...  I am parsing a CSV and putting the data into a table using DynamoDB. Anytime there is a blank entry, I receive the error:  One or more parameter values were invalid: An AttributeV...
New to DynamoDB and need to do the above query, but not sure how.  Here is what I'm trying currently, and I'm getting the error below.  Btw, I am using this javascript library w/ DynamoDB:  https://github.com/awslabs/dynamodb-document-js-sdk...
const AWS = require('aws-sdk'); const dynamodb = new AWS.DynamoDB({apiVersion: '2012-08-10'});  exports.handler = async (event) => {      var note = {};     note.noteid = new Date().getTime();     note.content = event.queryStringPa...
DynamoDB includes a data type descriptor for each element in query response, as shown below:  "Item": {      "M" : {         "Age": {"N": "8"},         "Name": {"S": "Fido"},         ...
I want to scan all items for last 7 days, so what I do is I generate timestamp for 7 days back and filter for timestamp greater than that value.  But this scan is returning a few results.  See the following Javascript:  const daysBack = (days) =>...

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