Queries tables based on specified conditions.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes SearchMetaTables

The operation that you want to perform.
AppGuid String Yes odps.engine_name

The identifier of the workspace in which the table resides.
DataSourceType String Yes emr

The data type. Valid values: maxcompute and emr.
Keyword String Yes test

The keyword to specify.
RegionId String Yes cn-shanghai

The ID of the region.
PageNumber Integer No 1

The page number to be queried.
PageSize Integer No 10

The number of entries to return on each page. Default value: 10. Maximum value: 100.
EntityType Integer No 0

The type of the table. Valid values: 0 for table, and 1 for view. If you do not set this parameter, all fields are searched by default.

ClusterId String No abc

The ID of the e-MapReduce cluster.

Response parameters

Parameter Type Example Description
Data Struct

Business data.
DataEntityList Array of DataEntityList

The request body.
ClusterId String abc

The id of the e-MapReduce cluster.
DatabaseName String abc

The name of the database.
EntityType Integer 0

The type of the table. Valid values: 0 for table, and 1 for view.
EnvType Integer 1

Environment type: the value 1 indicates the production environment, and the value 0 indicates the development environment.

OwnerId String 123

The Alibaba Cloud account ID of the workspace Owner.
ProjectId Long 323

The ID of the DataWorks workspace.
ProjectName String test

The name of the workspace.
TableGuid String odps.engine_name.table_name

The globally unique identifier (GUID) of the table.
TableName String table_name

The name of the table.
TenantId Long 12345

The ID of the tenant.
PageNumber Integer 1

The page number to be queried.
PageSize Integer 10

The number of entries to return on each page.
TotalCount Long 100

The total number of tables.
ErrorCode String 1031203110005

The error code.
ErrorMessage String The specified parameters are invalid.

The error message of the failure.
HttpStatusCode Integer 200

The HTTP status code.
RequestId String 0bc1ec92159376****

The ID of the request.
Success Boolean true

Indicates whether the request is successful.

Examples

Sample request


     http(s)://[Endpoint]/? Action=SearchMetaTables &AppGuid=odps.engine_name.table_name &DataSourceType=emr &Keyword=test &RegionId=cn-shanghai &<common request parameters>

Sample success responses

XML format 


     <RequestId>0bc1ec92159376****</RequestId> <HttpStatusCode>200</HttpStatusCode> <Data> <TotalCount>100</TotalCount> <PageSize>10</PageSize> <PageNumber>1</PageNumber> <DataEntityList> <EntityType>0</EntityType> <TableName>table_name</TableName> <TableGuid>odps.engine_name.table_name</TableGuid> <TenantId>12345</TenantId> <OwnerId>123</OwnerId> <ProjectName>test</ProjectName> <ClusterId>abc</ClusterId> <ProjectId>323</ProjectId> <DatabaseName>abc</DatabaseName> <EnvType>1</EnvType> </DataEntityList> </Data> <ErrorCode>1031203110005</ErrorCode> <ErrorMessage>The specified parameters are invalid. </ErrorMessage> <Success>true</Success>

JSON 


     { "RequestId": "0bc1ec92159376****", "HttpStatusCode": 200, "Data": { "TotalCount": 100, "PageSize": 10, "PageNumber": 1, "DataEntityList": { "EntityType": 0, "TableName": "table_name", "TableGuid": "odps.engine_name.table_name", "TenantId": 12345, "OwnerId": 123, "ProjectName": "test", "ClusterId": "abc", "ProjectId": 323, "DatabaseName": "abc", "EnvType": 1 } }, "ErrorCode": 1031203110005, "ErrorMessage": "The specified parameters are invalid.", "Success": true }

Error codes

HttpCode Error code Error message Description
500 InternalError.System An internal system error occurred. Try again later. An internal system error occurred. Please try again later.
500 InternalError.UserId.Missing An internal system error occurred. Try again later. An internal system error occurred. Please try again later.
403 ResourceNotAuthorized.Api You are not authorized to access the resources. You cannot access resources without authorization.
429 Throttling.Api The request for this resource has exceeded your available limit. The request for the resource exceeds your available upper limit.
429 Throttling.Api.Risk The request for this resource has exceeded your daily available limit. The request for the resource has exceeded your daily availability limit.
429 Throttling.System The DataWorks system is busy. Try again later. DataWorks the system is busy, please try again later.
429 Throttling.User Your request is too frequent. Try again later. Your request is too frequent, please try to slow down the request speed.
403 Forbidden.Meta.NoTenant The user is not the owner of any tenants. The current user is not the owner of any of the tenants.
500 InternalError.Meta.NoCalcEngine An error occurred while retrieving the compute engine based on the MaxCompute project. Failed to get compute engine based on maxcompute project {0}.
500 InternalError.Meta.TenantTimeOut Failed to connect to the interface network. The interface network is disconnected.
500 InternalError.Meta.Unknown An unknown error occurred while processing your request. Resolve the error based on the error message.
400 Invalid.Meta.TableNotExist The table does not exist. The error message returned because
400 InvalidParameter.Meta.CommonError The specified parameter is invalid. The error message returned because one or more request parameters are invalid.
400 InvalidParameter.Meta.Illegal The app guid parameter is invalid. The error message returned because the App parameter is invalid.
400 InvalidParameter.Meta.IllegalDate The date format is invalid. Date format error.
400 InvalidParameter.Meta.IllegalPageError The parameter for paging is invalid. The pagination information is incorrect.
400 InvalidParameter.Meta.NotExist The object does not exist. Data does not exist.
403 Forbidden.Access Access is forbidden. Please first activate DataWorks Enterprise Edition or Flagship Edition. You have restricted access. Please activate DataWorks Enterprise Edition or above.

For more information about error codes, see error center.