aws-0.11.3: Amazon Web Services (AWS) for Haskell

CopyrightSoostone Inc
LicenseBSD3
MaintainerOzgun Ataman <ozgun.ataman@soostone.com>
Stabilityexperimental
Safe HaskellNone
LanguageHaskell2010

Aws.DynamoDb.Commands.UpdateItem

Description

 

Synopsis

Documentation

data UpdateItem Source

An UpdateItem request.

Constructors

UpdateItem 

Fields

uiTable :: Text
 
uiKey :: PrimaryKey
 
uiUpdates :: [AttributeUpdate]
 
uiExpect :: Conditions

Conditional update - see DynamoDb documentation

uiReturn :: UpdateReturn
 
uiRetCons :: ReturnConsumption
 
uiRetMet :: ReturnItemCollectionMetrics
 

Instances

updateItem Source

Arguments

:: Text

Table name

-> PrimaryKey

Primary key for item

-> [AttributeUpdate]

Updates for this item

-> UpdateItem 

Construct a minimal UpdateItem request.

type AttributeUpdates = [AttributeUpdate] Source

data AttributeUpdate Source

Constructors

AttributeUpdate 

Fields

auAttr :: Attribute

Attribute key-value

auAction :: UpdateAction

Type of update operation.

Instances

au :: Attribute -> AttributeUpdate Source

Shorthand for the AttributeUpdate constructor. Defaults to PUT for the update action.

data UpdateAction Source

Type of attribute update to perform.

See AWS docs at:

http://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_UpdateItem.html

Constructors

UPut

Simpley write, overwriting any previous value

UAdd

Numerical add or add to set.

UDelete

Empty value: remove; Set value: Subtract from set.

Instances

data UpdateItemResponse Source

Constructors

UpdateItemResponse 

Fields

uirAttrs :: Maybe Item

Old attributes, if requested

uirConsumed :: Maybe ConsumedCapacity

Amount of capacity consumed

Instances