Dynamo DB emulator

Run DynamoDB local on Docker!

Pull

Docker image pulled to hub.docker.com.

$ docker pull petitviolet/dynamodb-local

Run

// show help
$ docker run --rm -ti petitviolet/dynamodb-local --help

// in memory
$ docker run -tid -p 8000:8000 --name dynamodb petitviolet/dynamodb-local -inMemory

// persist to file
$ docker run -tid -p 8000:8000 -v $PWD:/data --name dynamodb petitviolet/dynamodb-local

Use

$ aws dynamodb create-table --table-name dev.test_table --attribute-definitions AttributeName=id,AttributeType=S --key-schema AttributeName=id,KeyType=HASH --provisioned-throughput ReadCapacityUnits=5,WriteCapacityUnits=5 --endpoint-url http://0.0.0.0:8000
$ aws dynamodb list-tables --endpoint-url http://localhost:8000

$ aws dynamodb put-item --endpoint-url http://localhost:8000 --table-name dev.test_table --item '{"id": {"S": "12345"}, "msg": {"S": "Hello World!"} }'

$ aws dynamodb get-item --table-name dev.test_table --endpoint-url http://localhost:8000 --key '{"id": {"S": "12345"}}'

{
    "Item": {
        "msg": {
            "S": "Hello World!"
        },
        "id": {
            "S": "12345"
        }
    }
}

$ aws dynamodb scan --endpoint-url http://localhost:8000 --table-name dev.test_table
{
    "Count": 1,
    "Items": [
        {
            "msg": {
                "S": "Hello World!"
            },
            "id": {
                "S": "12345"
            }
        }
    ],
    "ScannedCount": 1,
    "ConsumedCapacity": null
}