Scan

Description

This function returns item and item attributes by iterating every item in a table or a secondary index.

For more information, see Scan.

Category

History

ColdFusion (2021 release): Added this function.

Syntax

serviceHandle.scan(requestParameters)

Parameters

See request parameters of Scan.

Example

<cfscript> 
   cred = { 
    "credentialAlias" : "myalias", 
    "vendorName" : "AWS", 
    "region" : "us-east-2", 
    "secretAccessKey" : "xxxxx", 
    "accessKeyId" : "xxxx" 
  } 
     
    conf={ 
        "serviceName"="DYNAMODB" 
    } 
 
    dynamo=getCloudService(cred, conf) 
 
    tableName="MusicTableForDemo" 
    scanStruct = { 
        "TableName": "#tableName#" 
    } 
 
    scanResponse=dynamo.scan(scanStruct,{"customResponse":true}) 
        
    arr=scanResponse.items 
    writeOutput("<b>List of songs</b>" & "<br/>") 
 
    mapFunction=function(item){ 
       writeOutput(item.SongTitle & "<br/>") 
    } 
 
    arr.map(mapFunction) 
</cfscript>

Output

List of songs
Angie
Hey Jude
Let it be
Yesterday
Hello
Hello, I Love You
Hello
Hello, I Love You

 Adobe

Dapatkan bantuan lebih cepat dan lebih mudah

Pengguna baru?

Adobe MAX 2024

Adobe MAX
Konferensi Kreativitas

14–16 Oktober Miami Beach dan online

Adobe MAX

Konferensi Kreativitas

14–16 Oktober Miami Beach dan online

Adobe MAX 2024

Adobe MAX
Konferensi Kreativitas

14–16 Oktober Miami Beach dan online

Adobe MAX

Konferensi Kreativitas

14–16 Oktober Miami Beach dan online