lambda-policy.json

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "VisualEditor0",
            "Effect": "Allow",
            "Action": [
                "dynamodb:PutItem",
                "dynamodb:DeleteItem",
                "dynamodb:GetItem",
                "dynamodb:Scan",
                "dynamodb:Query",
                "dynamodb:UpdateItem",
                "logs:CreateLogGroup"
            ],
            "Resource": [
                "arn:aws:dynamodb:<region>:<accountId>:table/<tableName>",
                "arn:aws:logs:<region>:<accountId>:*"
            ]
        },
        {
            "Sid": "VisualEditor1",
            "Effect": "Allow",
            "Action": [
                "logs:CreateLogStream",
                "logs:PutLogEvents"
            ],
            "Resource": "arn:aws:logs:<region>:<accountId>:log-group:/aws/lambda/<tableName>:*"
        }
    ]
}