Class v2.BigtableClient (0.2.0)

Service for reading from and writing to existing Bigtable tables. v2

Package

@google-cloud/bigtable-api

Constructors

(constructor)(opts, gaxInstance)

constructor(opts?: ClientOptions, gaxInstance?: typeof gax | typeof gax.fallback);

Construct an instance of BigtableClient.

Parameters
Name Description
opts ClientOptions
gaxInstance typeof gax | typeof fallback

: loaded instance of google-gax. Useful if you need to avoid loading the default gRPC version and want to use the fallback HTTP implementation. Load only fallback version and pass it to the constructor: ``` const gax = require('google-gax/build/src/fallback'); // avoids loading google-gax with gRPC const client = new BigtableClient({fallback: true}, gax); ```

Properties

apiEndpoint

get apiEndpoint(): string;

The DNS address for this API service.

apiEndpoint

static get apiEndpoint(): string;

The DNS address for this API service - same as servicePath.

auth

auth: gax.GoogleAuth;

bigtableStub

bigtableStub?: Promise<{
        [name: string]: Function;
    }>;

descriptors

descriptors: Descriptors;

innerApiCalls

innerApiCalls: {
        [name: string]: Function;
    };

pathTemplates

pathTemplates: {
        [name: string]: gax.PathTemplate;
    };

port

static get port(): number;

The port for this API service.

scopes

static get scopes(): string[];

The scopes needed to make gRPC calls for every method defined in this service.

servicePath

static get servicePath(): string;

The DNS address for this API service.

universeDomain

get universeDomain(): string;

warn

warn: (code: string, message: string, warnType?: string) => void;

Methods

authorizedViewPath(project, instance, table, authorizedView)

authorizedViewPath(project: string, instance: string, table: string, authorizedView: string): string;

Return a fully-qualified authorizedView resource name string.

Parameters
Name Description
project string
instance string
table string
authorizedView string
Returns
Type Description
string

{string} Resource name string.

checkAndMutateRow(request, options)

checkAndMutateRow(request?: protos.google.bigtable.v2.ICheckAndMutateRowRequest, options?: CallOptions): Promise<[
        protos.google.bigtable.v2.ICheckAndMutateRowResponse,
        protos.google.bigtable.v2.ICheckAndMutateRowRequest | undefined,
        {} | undefined
    ]>;

Mutates a row atomically based on the output of a predicate Reader filter.

Parameters
Name Description
request ICheckAndMutateRowRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
Promise<[ protos.google.bigtable.v2.ICheckAndMutateRowResponse, protos.google.bigtable.v2.ICheckAndMutateRowRequest | undefined, {} | undefined ]>

{Promise} - The promise which resolves to an array. The first element of the array is an object representing CheckAndMutateRowResponse. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Optional. The unique name of the table to which the conditional mutation
   *  should be applied.
   *  Values are of the form
   *  `projects/

checkAndMutateRow(request, options, callback)

checkAndMutateRow(request: protos.google.bigtable.v2.ICheckAndMutateRowRequest, options: CallOptions, callback: Callback<protos.google.bigtable.v2.ICheckAndMutateRowResponse, protos.google.bigtable.v2.ICheckAndMutateRowRequest | null | undefined, {} | null | undefined>): void;
Parameters
Name Description
request ICheckAndMutateRowRequest
options CallOptions
callback Callback<protos.google.bigtable.v2.ICheckAndMutateRowResponse, protos.google.bigtable.v2.ICheckAndMutateRowRequest | null | undefined, {} | null | undefined>
Returns
Type Description
void

checkAndMutateRow(request, callback)

checkAndMutateRow(request: protos.google.bigtable.v2.ICheckAndMutateRowRequest, callback: Callback<protos.google.bigtable.v2.ICheckAndMutateRowResponse, protos.google.bigtable.v2.ICheckAndMutateRowRequest | null | undefined, {} | null | undefined>): void;
Parameters
Name Description
request ICheckAndMutateRowRequest
callback Callback<protos.google.bigtable.v2.ICheckAndMutateRowResponse, protos.google.bigtable.v2.ICheckAndMutateRowRequest | null | undefined, {} | null | undefined>
Returns
Type Description
void

close()

close(): Promise<void>;

Terminate the gRPC channel and close the client.

The client will no longer be usable and all future behavior is undefined.

Returns
Type Description
Promise<void>

{Promise} A promise that resolves when the client is closed.

executeQuery(request, options)

executeQuery(request?: protos.google.bigtable.v2.IExecuteQueryRequest, options?: CallOptions): gax.CancellableStream;

Executes a SQL query against a particular Bigtable instance.

Parameters
Name Description
request IExecuteQueryRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
gax.CancellableStream

{Stream} An object stream which emits ExecuteQueryResponse on 'data' event. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Required. The unique name of the instance against which the query should be
   *  executed.
   *  Values are of the form `projects/

generateInitialChangeStreamPartitions(request, options)

generateInitialChangeStreamPartitions(request?: protos.google.bigtable.v2.IGenerateInitialChangeStreamPartitionsRequest, options?: CallOptions): gax.CancellableStream;

Returns the current list of partitions that make up the table's change stream. The union of partitions will cover the entire keyspace. Partitions can be read with ReadChangeStream. NOTE: This API is only intended to be used by Apache Beam BigtableIO.

Parameters
Name Description
request IGenerateInitialChangeStreamPartitionsRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
gax.CancellableStream

{Stream} An object stream which emits GenerateInitialChangeStreamPartitionsResponse on 'data' event. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Required. The unique name of the table from which to get change stream
   *  partitions. Values are of the form
   *  `projects/

getProjectId()

getProjectId(): Promise<string>;
Returns
Type Description
Promise<string>

getProjectId(callback)

getProjectId(callback: Callback<string, undefined, undefined>): void;
Parameter
Name Description
callback Callback<string, undefined, undefined>
Returns
Type Description
void

initialize()

initialize(): Promise<{
        [name: string]: Function;
    }>;

Initialize the client. Performs asynchronous operations (such as authentication) and prepares the client. This function will be called automatically when any class method is called for the first time, but if you need to initialize it before calling an actual method, feel free to call initialize() directly.

You can await on this method if you want to make sure the client is initialized.

Returns
Type Description
Promise<{ [name: string]: Function; }>

{Promise} A promise that resolves to an authenticated service stub.

instancePath(project, instance)

instancePath(project: string, instance: string): string;

Return a fully-qualified instance resource name string.

Parameters
Name Description
project string
instance string
Returns
Type Description
string

{string} Resource name string.

matchAuthorizedViewFromAuthorizedViewName(authorizedViewName)

matchAuthorizedViewFromAuthorizedViewName(authorizedViewName: string): string | number;

Parse the authorized_view from AuthorizedView resource.

Parameter
Name Description
authorizedViewName string

A fully-qualified path representing AuthorizedView resource.
Returns
Type Description
string | number

{string} A string representing the authorized_view.

matchInstanceFromAuthorizedViewName(authorizedViewName)

matchInstanceFromAuthorizedViewName(authorizedViewName: string): string | number;

Parse the instance from AuthorizedView resource.

Parameter
Name Description
authorizedViewName string

A fully-qualified path representing AuthorizedView resource.
Returns
Type Description
string | number

{string} A string representing the instance.

matchInstanceFromInstanceName(instanceName)

matchInstanceFromInstanceName(instanceName: string): string | number;

Parse the instance from Instance resource.

Parameter
Name Description
instanceName string

A fully-qualified path representing Instance resource.
Returns
Type Description
string | number

{string} A string representing the instance.

matchInstanceFromMaterializedViewName(materializedViewName)

matchInstanceFromMaterializedViewName(materializedViewName: string): string | number;

Parse the instance from MaterializedView resource.

Parameter
Name Description
materializedViewName string

A fully-qualified path representing MaterializedView resource.
Returns
Type Description
string | number

{string} A string representing the instance.

matchInstanceFromTableName(tableName)

matchInstanceFromTableName(tableName: string): string | number;

Parse the instance from Table resource.

Parameter
Name Description
tableName string

A fully-qualified path representing Table resource.
Returns
Type Description
string | number

{string} A string representing the instance.

matchMaterializedViewFromMaterializedViewName(materializedViewName)

matchMaterializedViewFromMaterializedViewName(materializedViewName: string): string | number;

Parse the materialized_view from MaterializedView resource.

Parameter
Name Description
materializedViewName string

A fully-qualified path representing MaterializedView resource.
Returns
Type Description
string | number

{string} A string representing the materialized_view.

matchProjectFromAuthorizedViewName(authorizedViewName)

matchProjectFromAuthorizedViewName(authorizedViewName: string): string | number;

Parse the project from AuthorizedView resource.

Parameter
Name Description
authorizedViewName string

A fully-qualified path representing AuthorizedView resource.
Returns
Type Description
string | number

{string} A string representing the project.

matchProjectFromInstanceName(instanceName)

matchProjectFromInstanceName(instanceName: string): string | number;

Parse the project from Instance resource.

Parameter
Name Description
instanceName string

A fully-qualified path representing Instance resource.
Returns
Type Description
string | number

{string} A string representing the project.

matchProjectFromMaterializedViewName(materializedViewName)

matchProjectFromMaterializedViewName(materializedViewName: string): string | number;

Parse the project from MaterializedView resource.

Parameter
Name Description
materializedViewName string

A fully-qualified path representing MaterializedView resource.
Returns
Type Description
string | number

{string} A string representing the project.

matchProjectFromTableName(tableName)

matchProjectFromTableName(tableName: string): string | number;

Parse the project from Table resource.

Parameter
Name Description
tableName string

A fully-qualified path representing Table resource.
Returns
Type Description
string | number

{string} A string representing the project.

matchTableFromAuthorizedViewName(authorizedViewName)

matchTableFromAuthorizedViewName(authorizedViewName: string): string | number;

Parse the table from AuthorizedView resource.

Parameter
Name Description
authorizedViewName string

A fully-qualified path representing AuthorizedView resource.
Returns
Type Description
string | number

{string} A string representing the table.

matchTableFromTableName(tableName)

matchTableFromTableName(tableName: string): string | number;

Parse the table from Table resource.

Parameter
Name Description
tableName string

A fully-qualified path representing Table resource.
Returns
Type Description
string | number

{string} A string representing the table.

materializedViewPath(project, instance, materializedView)

materializedViewPath(project: string, instance: string, materializedView: string): string;

Return a fully-qualified materializedView resource name string.

Parameters
Name Description
project string
instance string
materializedView string
Returns
Type Description
string

{string} Resource name string.

mutateRow(request, options)

mutateRow(request?: protos.google.bigtable.v2.IMutateRowRequest, options?: CallOptions): Promise<[
        protos.google.bigtable.v2.IMutateRowResponse,
        protos.google.bigtable.v2.IMutateRowRequest | undefined,
        {} | undefined
    ]>;

Mutates a row atomically. Cells already present in the row are left unchanged unless explicitly changed by mutation.

Parameters
Name Description
request IMutateRowRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
Promise<[ protos.google.bigtable.v2.IMutateRowResponse, protos.google.bigtable.v2.IMutateRowRequest | undefined, {} | undefined ]>

{Promise} - The promise which resolves to an array. The first element of the array is an object representing MutateRowResponse. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Optional. The unique name of the table to which the mutation should be
   *  applied.
   *  Values are of the form
   *  `projects/

mutateRow(request, options, callback)

mutateRow(request: protos.google.bigtable.v2.IMutateRowRequest, options: CallOptions, callback: Callback<protos.google.bigtable.v2.IMutateRowResponse, protos.google.bigtable.v2.IMutateRowRequest | null | undefined, {} | null | undefined>): void;
Parameters
Name Description
request IMutateRowRequest
options CallOptions
callback Callback<protos.google.bigtable.v2.IMutateRowResponse, protos.google.bigtable.v2.IMutateRowRequest | null | undefined, {} | null | undefined>
Returns
Type Description
void

mutateRow(request, callback)

mutateRow(request: protos.google.bigtable.v2.IMutateRowRequest, callback: Callback<protos.google.bigtable.v2.IMutateRowResponse, protos.google.bigtable.v2.IMutateRowRequest | null | undefined, {} | null | undefined>): void;
Parameters
Name Description
request IMutateRowRequest
callback Callback<protos.google.bigtable.v2.IMutateRowResponse, protos.google.bigtable.v2.IMutateRowRequest | null | undefined, {} | null | undefined>
Returns
Type Description
void

mutateRows(request, options)

mutateRows(request?: protos.google.bigtable.v2.IMutateRowsRequest, options?: CallOptions): gax.CancellableStream;

Mutates multiple rows in a batch. Each individual row is mutated atomically as in MutateRow, but the entire batch is not executed atomically.

Parameters
Name Description
request IMutateRowsRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
gax.CancellableStream

{Stream} An object stream which emits on 'data' event. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Optional. The unique name of the table to which the mutations should be
   *  applied.
   *  Values are of the form
   *  `projects/

pingAndWarm(request, options)

pingAndWarm(request?: protos.google.bigtable.v2.IPingAndWarmRequest, options?: CallOptions): Promise<[
        protos.google.bigtable.v2.IPingAndWarmResponse,
        protos.google.bigtable.v2.IPingAndWarmRequest | undefined,
        {} | undefined
    ]>;

Warm up associated instance metadata for this connection. This call is not required but may be useful for connection keep-alive.

Parameters
Name Description
request IPingAndWarmRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
Promise<[ protos.google.bigtable.v2.IPingAndWarmResponse, protos.google.bigtable.v2.IPingAndWarmRequest | undefined, {} | undefined ]>

{Promise} - The promise which resolves to an array. The first element of the array is an object representing PingAndWarmResponse. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Required. The unique name of the instance to check permissions for as well
   *  as respond. Values are of the form
   *  `projects/

pingAndWarm(request, options, callback)

pingAndWarm(request: protos.google.bigtable.v2.IPingAndWarmRequest, options: CallOptions, callback: Callback<protos.google.bigtable.v2.IPingAndWarmResponse, protos.google.bigtable.v2.IPingAndWarmRequest | null | undefined, {} | null | undefined>): void;
Parameters
Name Description
request IPingAndWarmRequest
options CallOptions
callback Callback<protos.google.bigtable.v2.IPingAndWarmResponse, protos.google.bigtable.v2.IPingAndWarmRequest | null | undefined, {} | null | undefined>
Returns
Type Description
void

pingAndWarm(request, callback)

pingAndWarm(request: protos.google.bigtable.v2.IPingAndWarmRequest, callback: Callback<protos.google.bigtable.v2.IPingAndWarmResponse, protos.google.bigtable.v2.IPingAndWarmRequest | null | undefined, {} | null | undefined>): void;
Parameters
Name Description
request IPingAndWarmRequest
callback Callback<protos.google.bigtable.v2.IPingAndWarmResponse, protos.google.bigtable.v2.IPingAndWarmRequest | null | undefined, {} | null | undefined>
Returns
Type Description
void

prepareQuery(request, options)

prepareQuery(request?: protos.google.bigtable.v2.IPrepareQueryRequest, options?: CallOptions): Promise<[
        protos.google.bigtable.v2.IPrepareQueryResponse,
        protos.google.bigtable.v2.IPrepareQueryRequest | undefined,
        {} | undefined
    ]>;

Prepares a GoogleSQL query for execution on a particular Bigtable instance.

Parameters
Name Description
request IPrepareQueryRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
Promise<[ protos.google.bigtable.v2.IPrepareQueryResponse, protos.google.bigtable.v2.IPrepareQueryRequest | undefined, {} | undefined ]>

{Promise} - The promise which resolves to an array. The first element of the array is an object representing PrepareQueryResponse. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Required. The unique name of the instance against which the query should be
   *  executed.
   *  Values are of the form `projects/

prepareQuery(request, options, callback)

prepareQuery(request: protos.google.bigtable.v2.IPrepareQueryRequest, options: CallOptions, callback: Callback<protos.google.bigtable.v2.IPrepareQueryResponse, protos.google.bigtable.v2.IPrepareQueryRequest | null | undefined, {} | null | undefined>): void;
Parameters
Name Description
request IPrepareQueryRequest
options CallOptions
callback Callback<protos.google.bigtable.v2.IPrepareQueryResponse, protos.google.bigtable.v2.IPrepareQueryRequest | null | undefined, {} | null | undefined>
Returns
Type Description
void

prepareQuery(request, callback)

prepareQuery(request: protos.google.bigtable.v2.IPrepareQueryRequest, callback: Callback<protos.google.bigtable.v2.IPrepareQueryResponse, protos.google.bigtable.v2.IPrepareQueryRequest | null | undefined, {} | null | undefined>): void;
Parameters
Name Description
request IPrepareQueryRequest
callback Callback<protos.google.bigtable.v2.IPrepareQueryResponse, protos.google.bigtable.v2.IPrepareQueryRequest | null | undefined, {} | null | undefined>
Returns
Type Description
void

readChangeStream(request, options)

readChangeStream(request?: protos.google.bigtable.v2.IReadChangeStreamRequest, options?: CallOptions): gax.CancellableStream;

Reads changes from a table's change stream. Changes will reflect both user-initiated mutations and mutations that are caused by garbage collection. NOTE: This API is only intended to be used by Apache Beam BigtableIO.

Parameters
Name Description
request IReadChangeStreamRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
gax.CancellableStream

{Stream} An object stream which emits on 'data' event. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Required. The unique name of the table from which to read a change stream.
   *  Values are of the form
   *  `projects/

readModifyWriteRow(request, options)

readModifyWriteRow(request?: protos.google.bigtable.v2.IReadModifyWriteRowRequest, options?: CallOptions): Promise<[
        protos.google.bigtable.v2.IReadModifyWriteRowResponse,
        protos.google.bigtable.v2.IReadModifyWriteRowRequest | undefined,
        {} | undefined
    ]>;

Modifies a row atomically on the server. The method reads the latest existing timestamp and value from the specified columns and writes a new entry based on pre-defined read/modify/write rules. The new value for the timestamp is the greater of the existing timestamp or the current server time. The method returns the new contents of all modified cells.

Parameters
Name Description
request IReadModifyWriteRowRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
Promise<[ protos.google.bigtable.v2.IReadModifyWriteRowResponse, protos.google.bigtable.v2.IReadModifyWriteRowRequest | undefined, {} | undefined ]>

{Promise} - The promise which resolves to an array. The first element of the array is an object representing ReadModifyWriteRowResponse. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Optional. The unique name of the table to which the read/modify/write rules
   *  should be applied.
   *  Values are of the form
   *  `projects/

readModifyWriteRow(request, options, callback)

readModifyWriteRow(request: protos.google.bigtable.v2.IReadModifyWriteRowRequest, options: CallOptions, callback: Callback<protos.google.bigtable.v2.IReadModifyWriteRowResponse, protos.google.bigtable.v2.IReadModifyWriteRowRequest | null | undefined, {} | null | undefined>): void;
Parameters
Name Description
request IReadModifyWriteRowRequest
options CallOptions
callback Callback<protos.google.bigtable.v2.IReadModifyWriteRowResponse, protos.google.bigtable.v2.IReadModifyWriteRowRequest | null | undefined, {} | null | undefined>
Returns
Type Description
void

readModifyWriteRow(request, callback)

readModifyWriteRow(request: protos.google.bigtable.v2.IReadModifyWriteRowRequest, callback: Callback<protos.google.bigtable.v2.IReadModifyWriteRowResponse, protos.google.bigtable.v2.IReadModifyWriteRowRequest | null | undefined, {} | null | undefined>): void;
Parameters
Name Description
request IReadModifyWriteRowRequest
callback Callback<protos.google.bigtable.v2.IReadModifyWriteRowResponse, protos.google.bigtable.v2.IReadModifyWriteRowRequest | null | undefined, {} | null | undefined>
Returns
Type Description
void

readRows(request, options)

readRows(request?: protos.google.bigtable.v2.IReadRowsRequest, options?: CallOptions): gax.CancellableStream;

Streams back the contents of all requested rows in key order, optionally applying the same Reader filter to each. Depending on their size, rows and cells may be broken up across multiple responses, but atomicity of each row will still be preserved. See the ReadRowsResponse documentation for details.

Parameters
Name Description
request IReadRowsRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
gax.CancellableStream

{Stream} An object stream which emits on 'data' event. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Optional. The unique name of the table from which to read.
   *  Values are of the form
   *  `projects/

sampleRowKeys(request, options)

sampleRowKeys(request?: protos.google.bigtable.v2.ISampleRowKeysRequest, options?: CallOptions): gax.CancellableStream;

Returns a sample of row keys in the table. The returned row keys will delimit contiguous sections of the table of approximately equal size, which can be used to break up the data for distributed tasks like mapreduces.

If a row_range is provided in the request, the returned samples will be restricted to the specified range.

Parameters
Name Description
request ISampleRowKeysRequest

The request object that will be sent.
options CallOptions

Call options. See CallOptions for more details.
Returns
Type Description
gax.CancellableStream

{Stream} An object stream which emits SampleRowKeysResponse on 'data' event. Please see the documentation for more details and examples.
Example 

  /**
   * This snippet has been automatically generated and should be regarded as a code template only.
   * It will require modifications to work.
   * It may require correct/in-range values for request initialization.
   * TODO(developer): Uncomment these variables before running the sample.
   */
  /**
   *  Optional. The unique name of the table from which to sample row keys.
   *  Values are of the form
   *  `projects/

tablePath(project, instance, table)

tablePath(project: string, instance: string, table: string): string;

Return a fully-qualified table resource name string.

Parameters
Name Description
project string
instance string
table string
Returns
Type Description
string

{string} Resource name string.