Amazon DynamoDB · Schema
UpdateItemInput
CloudDatabaseDocument StoreKey-ValueManaged ServiceNoSQLServerless
Properties
| Name | Type | Description |
|---|---|---|
| TableName | string | The name of the table containing the item to update |
| Key | object | The primary key of the item to update |
| UpdateExpression | string | An expression that defines one or more attributes to be updated, the action to be performed on them, and new values for them |
| ConditionExpression | string | A condition that must be satisfied for the update to succeed |
| ExpressionAttributeNames | object | |
| ExpressionAttributeValues | object | |
| ReturnValues | string | Whether to return the item attributes as they appeared before or after the update |
| ReturnConsumedCapacity | string | |
| ReturnItemCollectionMetrics | string |
JSON Schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"title": "UpdateItemInput",
"type": "object",
"properties": {
"TableName": {
"type": "string",
"description": "The name of the table containing the item to update"
},
"Key": {
"type": "object",
"description": "The primary key of the item to update"
},
"UpdateExpression": {
"type": "string",
"description": "An expression that defines one or more attributes to be updated, the action to be performed on them, and new values for them"
},
"ConditionExpression": {
"type": "string",
"description": "A condition that must be satisfied for the update to succeed"
},
"ExpressionAttributeNames": {
"type": "object"
},
"ExpressionAttributeValues": {
"type": "object"
},
"ReturnValues": {
"type": "string",
"description": "Whether to return the item attributes as they appeared before or after the update"
},
"ReturnConsumedCapacity": {
"type": "string"
},
"ReturnItemCollectionMetrics": {
"type": "string"
}
}
}