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# AmazonExportDynamoDbTablesParameters Object

## Description

Parameters for the Amazon Export DynamoDB Tables action.

## Properties

### bucketName

Name of the S3 bucket into which the table will be exported.

Type: `string`

Required: Yes

### credentialIds

Registered credentials to use with the action. One and only one credential must be specified.

Type: Array of `string`

Required: Yes

### outputFormat

Format of the items when saved in the S3 bucket.

Type: `string`

Valid Values:

* `dynamodb-item-json-utf8`

Required: Yes

### prefix

Prefix to apply to the S3 objects when adding the items to the bucket.

Type: `string`

Required: No

### readThroughputPercent

Indicates the read throughput to use when reading the table.

Type: `integer`

Valid Values: 10 to 100

Required: Yes

### regionNames

Regions to use with the action. Omit (or specify `null`) to include "all regions".

Type: Array of `string`

Required: No

### resourceTagComparison <a href="#resourcetagcomparison" id="resourcetagcomparison"></a>

Comparison to use when identifying tables by resource tag. Required when `tableIdentificationMethod` is `by-resource-tag`.

Type: [ResourceTagComparison](/data-types/resourcetagcomparison-object-1.md) object.

Required: Conditional

### tableIdentificationMethod

Method used to select tables to be exported.

Type: `string`

Valid Values:

* `all-tables`
* `by-table-name`
* `by-resource-tag`

Required: Yes

### tableNameComparison

Comparison to use when comparing by table name. Required when `tableIdentificationMethod` is `by-table-name`.

Type: [TableNameComparison](/data-types/tablenamecomparison-object.md) object

Required: Conditional

### targetCredentialId

Credential ID of the AWS credentials to use when saving into the bucket. Eg. `cred-12345678`.

Type: `string`

Required: No

## Sample JSON

```javascript
{
    "credentialIds": [
        "cred-00000001"
    ],
    "regionNames": [
        "us-east-1",
        "us-east-2"
    ],

    "tableIdentificationMethod": "by-table-name",
    "tableNameComparison": {
        "compareType": "starts-with",
        "tableName": "prod-"
    },

    "readThroughputPercent": 25,
    
    "bucketName": "my-bucket",
    "prefix": "backups/$(REGION)/$(TABLENAME)/$(DATE)-$(TIME)/",
    
    "outputFormat": "dynamodb-item-json-utf8"
}
```


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