| Package | Description | 
|---|---|
| com.google.cloud.firestore | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
UpdateBuilder<T extends UpdateBuilder>
Abstract class that collects and bundles all write operations for  
Transaction and WriteBatch. | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
Transaction
A Transaction is passed to a Function to provide the methods to read and write data within the
 transaction context. 
 | 
class  | 
WriteBatch
A Firestore WriteBatch that can be used to atomically commit multiple write operations at once. 
 | 
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