| Package | Description | 
|---|---|
| com.google.cloud.spanner | A client for Cloud Spanner - A no-compromise relational database service. | 
| com.google.cloud.spanner.testing | 
| Modifier and Type | Interface and Description | 
|---|---|
| interface  | SessionA  Sessioncan be used to perform transactions that read and/or modify data in a Cloud
 Spanner database. | 
| Modifier and Type | Method and Description | 
|---|---|
| DatabaseClient | Spanner. getDatabaseClient(DatabaseId db)Returns a  DatabaseClientfor the given database. | 
| Modifier and Type | Method and Description | 
|---|---|
| DatabaseClient | RemoteSpannerHelper. getDatabaseClient(Database db) | 
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