Class Database

Create a Database object to interact with a Cloud Spanner database.

Inheritance

common .GrpcServiceObject > Database

Package

@google-cloud/spanner!

Constructors

(constructor)(instance, name, poolOptions, queryOptions)

  constructor 
 ( 
 instance 
 : 
  
 Instance 
 , 
  
 name 
 : 
  
 string 
 , 
  
 poolOptions 
 ?: 
  
 SessionPoolConstructor 
  
 | 
  
 SessionPoolOptions 
 , 
  
 queryOptions 
 ?: 
  
 spannerClient 
 . 
 spanner 
 . 
 v1 
 . 
 ExecuteSqlRequest 
 . 
 IQueryOptions 
 ); 
 

Constructs a new instance of the Database class

Parameters
Type Name Description
Instance
instance
string
name
SessionPoolConstructor | SessionPoolOptions
poolOptions
IQueryOptions
queryOptions

Properties

formattedName_

  formattedName_ 
 : 
  
 string 
 ; 
 
Property Value
Type Description
string

pool_

  pool_ 
 : 
  
 SessionPoolInterface 
 ; 
 
Property Value
Type Description
SessionPoolInterface

queryOptions_

  queryOptions_ 
 ?: 
  
 spannerClient 
 . 
 spanner 
 . 
 v1 
 . 
 ExecuteSqlRequest 
 . 
 IQueryOptions 
 ; 
 
Property Value
Type Description
IQueryOptions

request

  request 
 : 
  
 DatabaseRequest 
 ; 
 
Property Value
Type Description
DatabaseRequest

resourceHeader_

  resourceHeader_ 
 : 
  
 { 
  
 [ 
 k 
 : 
  
 string 
 ] 
 : 
  
 string 
 ; 
  
 }; 
 
Property Value
Type Description
{ [k: string]: string; }

Methods

_runPartitionedUpdate(session, query, callback)

  _runPartitionedUpdate 
 ( 
 session 
 : 
  
 Session 
 , 
  
 query 
 : 
  
 string 
  
 | 
  
 ExecuteSqlRequest 
 , 
  
 callback 
 ?: 
  
 RunUpdateCallback 
 ) 
 : 
  
 void 
  
 | 
  
 Promise<number> 
 ; 
 
Parameters
Type Name Description
session
string | ExecuteSqlRequest
query
RunUpdateCallback
callback
Returns
Type Description
void | Promise <number>

batchCreateSessions(options)

  batchCreateSessions 
 ( 
 options 
 : 
  
 number 
  
 | 
  
 BatchCreateSessionsOptions 
 ) 
 : 
  
 Promise<BatchCreateSessionsResponse> 
 ; 
 
Parameter
Type Name Description
number | BatchCreateSessionsOptions
options
Returns
Type Description
Promise < BatchCreateSessionsResponse >

batchCreateSessions(options, callback)

  batchCreateSessions 
 ( 
 options 
 : 
  
 number 
  
 | 
  
 BatchCreateSessionsOptions 
 , 
  
 callback 
 : 
  
 BatchCreateSessionsCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
number | BatchCreateSessionsOptions
options
BatchCreateSessionsCallback
callback
Returns
Type Description
void

batchTransaction(identifier, options)

  batchTransaction 
 ( 
 identifier 
 : 
  
 TransactionIdentifier 
 , 
  
 options 
 ?: 
  
 TimestampBounds 
 ) 
 : 
  
 BatchTransaction 
 ; 
 

Get a reference to a object.

to generate an identifier.

Parameters
Type Name Description
TransactionIdentifier
identifier

The transaction identifier.

TimestampBounds
options

[Transaction options]( https://cloud.google.com/spanner/docs/timestamp-bounds ).

Returns
Type Description
BatchTransaction

{BatchTransaction} A batch transaction object.

close(callback)

  close 
 ( 
 callback 
 : 
  
 SessionPoolCloseCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
SessionPoolCloseCallback
callback
Returns
Type Description
void

close()

  close 
 () 
 : 
  
 Promise<DatabaseCloseResponse> 
 ; 
 
Returns
Type Description
Promise < DatabaseCloseResponse >

createBatchTransaction(options)

  createBatchTransaction 
 ( 
 options 
 ?: 
  
 TimestampBounds 
 ) 
 : 
  
 Promise<CreateBatchTransactionResponse> 
 ; 
 
Parameter
Type Name Description
TimestampBounds
options
Returns
Type Description
Promise < CreateBatchTransactionResponse >

createBatchTransaction(callback)

  createBatchTransaction 
 ( 
 callback 
 : 
  
 CreateBatchTransactionCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
CreateBatchTransactionCallback
callback
Returns
Type Description
void

createBatchTransaction(options, callback)

  createBatchTransaction 
 ( 
 options 
 : 
  
 TimestampBounds 
 , 
  
 callback 
 : 
  
 CreateBatchTransactionCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
TimestampBounds
options
CreateBatchTransactionCallback
callback
Returns
Type Description
void

createSession(options)

  createSession 
 ( 
 options 
 : 
  
 CreateSessionOptions 
 ) 
 : 
  
 Promise<CreateSessionResponse> 
 ; 
 
Parameter
Type Name Description
CreateSessionOptions
options
Returns
Type Description
Promise < CreateSessionResponse >

createSession(callback)

  createSession 
 ( 
 callback 
 : 
  
 CreateSessionCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
CreateSessionCallback
callback
Returns
Type Description
void

createSession(options, callback)

  createSession 
 ( 
 options 
 : 
  
 CreateSessionOptions 
 , 
  
 callback 
 : 
  
 CreateSessionCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
CreateSessionOptions
options
CreateSessionCallback
callback
Returns
Type Description
void

createTable(schema, gaxOptions)

  createTable 
 ( 
 schema 
 : 
  
 Schema 
 , 
  
 gaxOptions 
 ?: 
  
 CallOptions 
 ) 
 : 
  
 Promise<CreateTableResponse> 
 ; 
 
Parameters
Type Name Description
Schema
schema
CallOptions
gaxOptions
Returns
Type Description
Promise < CreateTableResponse >

createTable(schema, callback)

  createTable 
 ( 
 schema 
 : 
  
 Schema 
 , 
  
 callback 
 : 
  
 CreateTableCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
Schema
schema
CreateTableCallback
callback
Returns
Type Description
void

createTable(schema, gaxOptions, callback)

  createTable 
 ( 
 schema 
 : 
  
 Schema 
 , 
  
 gaxOptions 
 : 
  
 CallOptions 
 , 
  
 callback 
 : 
  
 CreateTableCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
Schema
schema
CallOptions
gaxOptions
CreateTableCallback
callback
Returns
Type Description
void

delete(gaxOptions)

  delete 
 ( 
 gaxOptions 
 ?: 
  
 CallOptions 
 ) 
 : 
  
 Promise<DatabaseDeleteResponse> 
 ; 
 
Parameter
Type Name Description
CallOptions
gaxOptions
Returns
Type Description
Promise < DatabaseDeleteResponse >

delete(callback)

  delete 
 ( 
 callback 
 : 
  
 DatabaseDeleteCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
DatabaseDeleteCallback
callback
Returns
Type Description
void

delete(gaxOptions, callback)

  delete 
 ( 
 gaxOptions 
 : 
  
 CallOptions 
 , 
  
 callback 
 : 
  
 DatabaseDeleteCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
CallOptions
gaxOptions
DatabaseDeleteCallback
callback
Returns
Type Description
void

exists(gaxOptions)

  exists 
 ( 
 gaxOptions 
 ?: 
  
 CallOptions 
 ) 
 : 
  
 Promise 
< [ 
 boolean 
 ]>; 
 
Parameter
Type Name Description
CallOptions
gaxOptions
Returns
Type Description
Promise <[boolean]>

exists(callback)

  exists 
 ( 
 callback 
 : 
  
 ExistsCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
ExistsCallback
callback
Returns
Type Description
void

exists(gaxOptions, callback)

  exists 
 ( 
 gaxOptions 
 : 
  
 CallOptions 
 , 
  
 callback 
 : 
  
 ExistsCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
CallOptions
gaxOptions
ExistsCallback
callback
Returns
Type Description
void

formatName_(instanceName, name)

  static 
  
 formatName_ 
 ( 
 instanceName 
 : 
  
 string 
 , 
  
 name 
 : 
  
 string 
 ) 
 : 
  
 string 
 ; 
 

Format the database name to include the instance name.

Parameters
Type Name Description
string
instanceName

The formatted instance name.

string
name

The table name.

Returns
Type Description
string

{string}

get(options)

  get 
 ( 
 options 
 ?: 
  
 GetDatabaseConfig 
 ) 
 : 
  
 Promise<DatabaseResponse> 
 ; 
 
Parameter
Type Name Description
GetDatabaseConfig
options
Returns
Type Description
Promise < DatabaseResponse >

get(callback)

  get 
 ( 
 callback 
 : 
  
 DatabaseCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
DatabaseCallback
callback
Returns
Type Description
void

get(options, callback)

  get 
 ( 
 options 
 : 
  
 GetDatabaseConfig 
 , 
  
 callback 
 : 
  
 DatabaseCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
GetDatabaseConfig
options
DatabaseCallback
callback
Returns
Type Description
void

getEnvironmentQueryOptions()

  static 
  
 getEnvironmentQueryOptions 
 () 
 : 
  
 databaseAdmin 
 . 
 spanner 
 . 
 v1 
 . 
 ExecuteSqlRequest 
 . 
 IQueryOptions 
 ; 
 
Returns
Type Description
IQueryOptions
  getMetadata 
 ( 
 gaxOptions 
 ?: 
  
 CallOptions 
 ) 
 : 
  
 Promise<GetDatabaseMetadataResponse> 
 ; 
 
Parameter
Type Name Description
CallOptions
gaxOptions
Returns
Type Description
Promise < GetDatabaseMetadataResponse >
  getMetadata 
 ( 
 callback 
 : 
  
 GetDatabaseMetadataCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
GetDatabaseMetadataCallback
callback
Returns
Type Description
void
  getMetadata 
 ( 
 gaxOptions 
 : 
  
 CallOptions 
 , 
  
 callback 
 : 
  
 GetDatabaseMetadataCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
CallOptions
gaxOptions
GetDatabaseMetadataCallback
callback
Returns
Type Description
void

getOperations(options)

  getOperations 
 ( 
 options 
 ?: 
  
 GetDatabaseOperationsOptions 
 ) 
 : 
  
 Promise<GetDatabaseOperationsResponse> 
 ; 
 
Parameter
Type Name Description
GetDatabaseOperationsOptions
options
Returns
Type Description
Promise < GetDatabaseOperationsResponse >

getOperations(callback)

  getOperations 
 ( 
 callback 
 : 
  
 GetDatabaseOperationsCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
GetDatabaseOperationsCallback
callback
Returns
Type Description
void

getOperations(options, callback)

  getOperations 
 ( 
 options 
 : 
  
 GetDatabaseOperationsOptions 
 , 
  
 callback 
 : 
  
 GetDatabaseOperationsCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
GetDatabaseOperationsOptions
options
GetDatabaseOperationsCallback
callback
Returns
Type Description
void

getRestoreInfo(options)

  getRestoreInfo 
 ( 
 options 
 ?: 
  
 CallOptions 
 ) 
 : 
  
 Promise<IRestoreInfoTranslatedEnum 
  
 | 
  
 undefined 
> ; 
 
Parameter
Type Name Description
CallOptions
options
Returns
Type Description
Promise < IRestoreInfoTranslatedEnum | undefined>

getRestoreInfo(callback)

  getRestoreInfo 
 ( 
 callback 
 : 
  
 GetRestoreInfoCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
GetRestoreInfoCallback
callback
Returns
Type Description
void

getRestoreInfo(options, callback)

  getRestoreInfo 
 ( 
 options 
 : 
  
 CallOptions 
 , 
  
 callback 
 : 
  
 GetRestoreInfoCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
CallOptions
options
GetRestoreInfoCallback
callback
Returns
Type Description
void

getSchema(options)

  getSchema 
 ( 
 options 
 ?: 
  
 CallOptions 
 ) 
 : 
  
 Promise<GetSchemaResponse> 
 ; 
 
Parameter
Type Name Description
CallOptions
options
Returns
Type Description
Promise < GetSchemaResponse >

getSchema(callback)

  getSchema 
 ( 
 callback 
 : 
  
 GetSchemaCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
GetSchemaCallback
callback
Returns
Type Description
void

getSchema(options, callback)

  getSchema 
 ( 
 options 
 : 
  
 CallOptions 
 , 
  
 callback 
 : 
  
 GetSchemaCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
CallOptions
options
GetSchemaCallback
callback
Returns
Type Description
void

getSessions(options)

  getSessions 
 ( 
 options 
 ?: 
  
 GetSessionsOptions 
 ) 
 : 
  
 Promise<GetSessionsResponse> 
 ; 
 
Parameter
Type Name Description
GetSessionsOptions
options
Returns
Type Description
Promise < GetSessionsResponse >

getSessions(callback)

  getSessions 
 ( 
 callback 
 : 
  
 GetSessionsCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
GetSessionsCallback
callback
Returns
Type Description
void

getSessions(options, callback)

  getSessions 
 ( 
 options 
 : 
  
 GetSessionsOptions 
 , 
  
 callback 
 : 
  
 GetSessionsCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
GetSessionsOptions
options
GetSessionsCallback
callback
Returns
Type Description
void

getSessionsStream(options)

  getSessionsStream 
 ( 
 options 
 ?: 
  
 GetSessionsOptions 
 ) 
 : 
  
 NodeJS 
 . 
 ReadableStream 
 ; 
 

Get a list of sessions as a readable object stream.

Wrapper around

[ListSessions API Documentation](https://cloud.google.com/spanner/docs/reference/rpc/google.spanner.v1#google.spanner.v1.Spanner.ListSessions)

Spanner#getSessionsStream

Parameter
Type Name Description
GetSessionsOptions
options

Options object for listing sessions.

Returns
Type Description
NodeJS.ReadableStream

{ReadableStream} A readable stream that emits Session instances.

getSnapshot(options)

  getSnapshot 
 ( 
 options 
 ?: 
  
 TimestampBounds 
 ) 
 : 
  
 Promise 
< [ 
 Snapshot 
 ]>; 
 
Parameter
Type Name Description
TimestampBounds
options
Returns
Type Description
Promise <[ Snapshot ]>

getSnapshot(callback)

  getSnapshot 
 ( 
 callback 
 : 
  
 GetSnapshotCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
GetSnapshotCallback
callback
Returns
Type Description
void

getSnapshot(options, callback)

  getSnapshot 
 ( 
 options 
 : 
  
 TimestampBounds 
 , 
  
 callback 
 : 
  
 GetSnapshotCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
TimestampBounds
options
GetSnapshotCallback
callback
Returns
Type Description
void

getState(options)

  getState 
 ( 
 options 
 ?: 
  
 CallOptions 
 ) 
 : 
  
 Promise<EnumKey<typeof 
  
 databaseAdmin 
 . 
 spanner 
 . 
 admin 
 . 
 database 
 . 
 v1 
 . 
 Database 
 . 
 State 
>  
 | 
  
 undefined 
> ; 
 
Parameter
Type Name Description
CallOptions
options
Returns
Type Description
Promise < EnumKey <typeof google.spanner.admin.database.v1.Database.State > | undefined>

getState(callback)

  getState 
 ( 
 callback 
 : 
  
 GetStateCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
GetStateCallback
callback
Returns
Type Description
void

getState(options, callback)

  getState 
 ( 
 options 
 : 
  
 CallOptions 
 , 
  
 callback 
 : 
  
 GetStateCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
CallOptions
options
GetStateCallback
callback
Returns
Type Description
void

getTransaction()

  getTransaction 
 () 
 : 
  
 Promise 
< [ 
 Transaction 
 ]>; 
 
Returns
Type Description
Promise <[ Transaction ]>

getTransaction(callback)

  getTransaction 
 ( 
 callback 
 : 
  
 GetTransactionCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
GetTransactionCallback
callback
Returns
Type Description
void

makePooledRequest_(config)

  makePooledRequest_ 
 ( 
 config 
 : 
  
 RequestConfig 
 ) 
 : 
  
 Promise<Session> 
 ; 
 
Parameter
Type Name Description
config
Returns
Type Description
Promise < Session >

makePooledRequest_(config, callback)

  makePooledRequest_ 
 ( 
 config 
 : 
  
 RequestConfig 
 , 
  
 callback 
 : 
  
 PoolRequestCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
config
PoolRequestCallback
callback
Returns
Type Description
void

makePooledStreamingRequest_(config)

  makePooledStreamingRequest_ 
 ( 
 config 
 : 
  
 RequestConfig 
 ) 
 : 
  
 Readable 
 ; 
 

Make an API request as a stream, first assuring an active session is used.

Parameter
Type Name Description
config

Request config

Returns
Type Description
Readable

{Stream}

restore(backupPath)

  restore 
 ( 
 backupPath 
 : 
  
 string 
 ) 
 : 
  
 Promise<RestoreDatabaseResponse> 
 ; 
 
Parameter
Type Name Description
string
backupPath
Returns
Type Description
Promise < RestoreDatabaseResponse >

restore(backupPath, options)

  restore 
 ( 
 backupPath 
 : 
  
 string 
 , 
  
 options 
 ?: 
  
 RestoreOptions 
  
 | 
  
 CallOptions 
 ) 
 : 
  
 Promise<RestoreDatabaseResponse> 
 ; 
 
Parameters
Type Name Description
string
backupPath
RestoreOptions | CallOptions
options
Returns
Type Description
Promise < RestoreDatabaseResponse >

restore(backupPath, callback)

  restore 
 ( 
 backupPath 
 : 
  
 string 
 , 
  
 callback 
 : 
  
 RestoreDatabaseCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
string
backupPath
RestoreDatabaseCallback
callback
Returns
Type Description
void

restore(backupPath, options, callback)

  restore 
 ( 
 backupPath 
 : 
  
 string 
 , 
  
 options 
 : 
  
 RestoreOptions 
  
 | 
  
 CallOptions 
 , 
  
 callback 
 : 
  
 RestoreDatabaseCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
string
backupPath
RestoreOptions | CallOptions
options
RestoreDatabaseCallback
callback
Returns
Type Description
void

run(query)

  run 
 ( 
 query 
 : 
  
 string 
  
 | 
  
 ExecuteSqlRequest 
 ) 
 : 
  
 Promise<RunResponse> 
 ; 
 
Parameter
Type Name Description
string | ExecuteSqlRequest
query
Returns
Type Description
Promise < RunResponse >

run(query, options)

  run 
 ( 
 query 
 : 
  
 string 
  
 | 
  
 ExecuteSqlRequest 
 , 
  
 options 
 ?: 
  
 TimestampBounds 
 ) 
 : 
  
 Promise<RunResponse> 
 ; 
 
Parameters
Type Name Description
string | ExecuteSqlRequest
query
TimestampBounds
options
Returns
Type Description
Promise < RunResponse >

run(query, callback)

  run 
 ( 
 query 
 : 
  
 string 
  
 | 
  
 ExecuteSqlRequest 
 , 
  
 callback 
 : 
  
 RunCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
string | ExecuteSqlRequest
query
RunCallback
callback
Returns
Type Description
void

run(query, options, callback)

  run 
 ( 
 query 
 : 
  
 string 
  
 | 
  
 ExecuteSqlRequest 
 , 
  
 options 
 : 
  
 TimestampBounds 
 , 
  
 callback 
 : 
  
 RunCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
string | ExecuteSqlRequest
query
TimestampBounds
options
RunCallback
callback
Returns
Type Description
void

runPartitionedUpdate(query)

  runPartitionedUpdate 
 ( 
 query 
 : 
  
 string 
  
 | 
  
 ExecuteSqlRequest 
 ) 
 : 
  
 Promise 
< [ 
 number 
 ]>; 
 
Parameter
Type Name Description
string | ExecuteSqlRequest
query
Returns
Type Description
Promise <[number]>

runPartitionedUpdate(query, callback)

  runPartitionedUpdate 
 ( 
 query 
 : 
  
 string 
  
 | 
  
 ExecuteSqlRequest 
 , 
  
 callback 
 ?: 
  
 RunUpdateCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
string | ExecuteSqlRequest
query
RunUpdateCallback
callback
Returns
Type Description
void

runStream(query, options)

  runStream 
 ( 
 query 
 : 
  
 string 
  
 | 
  
 ExecuteSqlRequest 
 , 
  
 options 
 ?: 
  
 TimestampBounds 
 ) 
 : 
  
 PartialResultStream 
 ; 
 

Create a readable object stream to receive resulting rows from a SQL statement.

Wrapper around .

[Query Syntax]( https://cloud.google.com/spanner/docs/query-syntax ) [ExecuteSql API Documentation](https://cloud.google.com/spanner/docs/reference/rpc/google.spanner.v1#google.spanner.v1.Spanner.ExecuteSql)

PartialResultStream#response

Parameters
Type Name Description
string | ExecuteSqlRequest
query

A SQL query or object.

TimestampBounds
options

Snapshot timestamp bounds.

Returns
Type Description
PartialResultStream

{PartialResultStream} A readable stream that emits rows.

runTransaction(runFn)

  runTransaction 
 ( 
 runFn 
 : 
  
 RunTransactionCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameter
Type Name Description
RunTransactionCallback
runFn
Returns
Type Description
void

runTransaction(options, runFn)

  runTransaction 
 ( 
 options 
 : 
  
 RunTransactionOptions 
 , 
  
 runFn 
 : 
  
 RunTransactionCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
RunTransactionOptions
options
RunTransactionCallback
runFn
Returns
Type Description
void

runTransactionAsync(runFn)

  runTransactionAsync<T 
  
 = 
  
 {}>( 
 runFn 
 : 
  
 AsyncRunTransactionCallback<T> 
 ) 
 : 
  
 Promise<T> 
 ; 
 
Parameter
Type Name Description
AsyncRunTransactionCallback <T>
runFn
Returns
Type Description
Promise <T>
Type Parameter
Name Description
T

runTransactionAsync(options, runFn)

  runTransactionAsync<T 
  
 = 
  
 {}>( 
 options 
 : 
  
 RunTransactionOptions 
 , 
  
 runFn 
 : 
  
 AsyncRunTransactionCallback<T> 
 ) 
 : 
  
 Promise<T> 
 ; 
 
Parameters
Type Name Description
RunTransactionOptions
options
AsyncRunTransactionCallback <T>
runFn
Returns
Type Description
Promise <T>
Type Parameter
Name Description
T

session(name)

  session 
 ( 
 name 
 ?: 
  
 string 
 ) 
 : 
  
 Session 
 ; 
 

Create a Session object.

It is unlikely you will need to interact with sessions directly. By default, sessions are created and utilized for maximum performance automatically.

Parameter
Type Name Description
string
name

The name of the session. If not provided, it is assumed you are going to create it.

Returns
Type Description
Session

{Session} A Session object.

table(name)

  table 
 ( 
 name 
 : 
  
 string 
 ) 
 : 
  
 Table 
 ; 
 

Get a reference to a Table object.

Parameter
Type Name Description
string
name

The name of the table. {Table} A Table object.

Returns
Type Description
Table

updateSchema(statements, gaxOptions)

  updateSchema 
 ( 
 statements 
 : 
  
 Schema 
 , 
  
 gaxOptions 
 ?: 
  
 CallOptions 
 ) 
 : 
  
 Promise<UpdateSchemaResponse> 
 ; 
 
Parameters
Type Name Description
Schema
statements
CallOptions
gaxOptions
Returns
Type Description
Promise < UpdateSchemaResponse >

updateSchema(statements, callback)

  updateSchema 
 ( 
 statements 
 : 
  
 Schema 
 , 
  
 callback 
 : 
  
 UpdateSchemaCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
Schema
statements
UpdateSchemaCallback
callback
Returns
Type Description
void

updateSchema(statements, gaxOptions, callback)

  updateSchema 
 ( 
 statements 
 : 
  
 Schema 
 , 
  
 gaxOptions 
 : 
  
 CallOptions 
 , 
  
 callback 
 : 
  
 UpdateSchemaCallback 
 ) 
 : 
  
 void 
 ; 
 
Parameters
Type Name Description
Schema
statements
CallOptions
gaxOptions
UpdateSchemaCallback
callback
Returns
Type Description
void
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