GetItem

Description

The GetItem function retrieves a set of attributes for an already inserted item with the specified primary key.

For more information, see GetItem.

Category

History

Adobe ColdFusion (2021 release): Added this function.

Syntax

serviceHandle.getItem(requestParameters)

Parameters

See request parameters for GetItem.

Example

<cfscript> 
  cred = { 
    "credentialAlias" : "myalias", 
    "vendorName" : "AWS", 
    "region" : "us-east-2", 
    "secretAccessKey" : "xxxxx", 
    "accessKeyId" : "xxxx" 
  } 
  config = { 
    "serviceName" = "DYNAMODB" 
  } 
  dynamo = getCloudService(cred, config) 
  movieName="Movies009" 
  // Stage 1: create a table 
  tableStruct={ 
    TableName : "#movieName#", 
    KeySchema:[ 
        { AttributeName: "year", KeyType: "HASH"},  //Partition key 
        { AttributeName: "title", KeyType: "RANGE"}  //Sort key 
    ], 
    AttributeDefinitions:[ 
        { AttributeName: "year", AttributeType: "N" }, 
        { AttributeName: "title", AttributeType: "S" } 
    ], 
    ProvisionedThroughput:{ 
        ReadCapacityUnits: 10, 
        WriteCapacityUnits: 10 
    } 
 } 
 dynamo.createTable(tableStruct) 
 sleep(3000) 
 
 // Stage 2: insert an item into the table 
 
 putItemStruct={ 
    "TableName":"#movieName#", 
    "Item":{ 
      "year": {"N": 2019}, 
      "title": {"S": "Golden"} 
    }, 
    "ReturnValues": "NONE" 
 } 
 
 try{ 
    putItemResponse=dynamo.putItem(putItemStruct,{"hasType": true}) 
    writeOutput("Item inserted successfully in the table.") 
    writeDump(putItemResponse) 
 } 
 catch (any e){ 
    writeDump(e) 
 } 
 
 // Stage 3: get the inserted item 
 getItemStruct={ 
    "TableName":"#movieName#", 
    "Key":{ 
        "year":2019, 
        "title":"Golden" 
    }, 
    "ConsistentRead": true 
 } 
 try{ 
  getItemResponse=dynamo.getItem(getItemStruct,{ 
            "customResponse": true 
        }) 
  writeOutput("Item successfully retrieved") 
  writeDump(getItemResponse) 
  } 
 catch(any e){ 
    writeDump(e); 
  } 
</cfscript> 

Output

GetItem output
GetItem output

 Adobe

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