Queries the field information of a metatable.
Debugging
Authorization information
There is currently no authorization information disclosed in the API.
Request parameters
Parameter | Type | Required | Description | Example |
---|---|---|---|---|
TableGuid | string | Yes | The GUID of the metatable. You can call the GetMetaDBTableList operation to query the GUID. | odps.engine_name.table_name |
PageNum | integer | No | The page number. | 1 |
PageSize | integer | No | The number of entries per page. Default value: 10. Maximum value: 100. | 10 |
ClusterId | string | No | The ID of the E-MapReduce (EMR) cluster. You can log on to the EMR console to obtain the ID. | C-010A704DA760**** |
DatabaseName | string | No | The name of the metadatabase of the EMR cluster. You can call the ListMetaDB operation to query the name. | abc |
TableName | string | No | The name of the metatable in the EMR cluster. You can call the GetMetaDBTableList operation to query the name. | abc |
DataSourceType | string | No | The type of the data source. Set the value to emr. | emr |
Response parameters
Examples
Sample success responses
JSON
format
{
"HttpStatusCode": 200,
"ErrorMessage": "The connection does not exist.",
"RequestId": "0bc1ec92159376",
"Success": true,
"ErrorCode": "Invalid.Tenant.ConnectionNotExists",
"Data": {
"PageNum": 1,
"PageSize": 10,
"TotalCount": 100,
"ColumnList": [
{
"ColumnGuid": "odps.engine_name.table_name.name",
"ColumnName": "name",
"IsPartitionColumn": false,
"Comment": "comment ",
"ColumnType": "string",
"IsPrimaryKey": false,
"Position": 1,
"Caption": "data column",
"IsForeignKey": true,
"RelationCount": 2
}
]
}
}
Error codes
HTTP status code | Error code | Error message | Description |
---|---|---|---|
400 | InvalidParameter.Meta.CommonError | The specified parameter is invalid. | The request parameter is invalid. |
400 | InvalidParameter.Meta.GuidFormat | The GUID format is invalid. | The GUID format is invalid. |
400 | InvalidParameter.Meta.Illegal | The app guid parameter is invalid. | The app guid parameter is invalid. |
400 | InvalidParameter.Meta.IllegalDate | The date format is invalid. | The date format is invalid. |
400 | InvalidParameter.Meta.IllegalPageError | The parameter for paging is invalid. | The parameter for paging is invalid. |
400 | InvalidParameter.Meta.NotExist | The object does not exist. | - |
400 | InternalError.UserId.Missing | An internal system error occurred. Try again later. | - |
400 | InternalError.Meta.NoCalcEngine | An error occurred while retrieving the compute engine based on the MaxCompute project. | Incorrect project entered by user |
403 | Forbidden.Meta.NoTenant | The user is not the owner of any tenants. | The user is not the owner of any tenants. |
403 | Forbidden.Access | Access is forbidden. Please first activate DataWorks Enterprise Edition or Flagship Edition. | No permission, please authorize |
429 | Throttling.Api | The request for this resource has exceeded your available limit. | - |
429 | Throttling.Api.Risk | The request for this resource has exceeded your daily available limit. | - |
429 | Throttling.System | The DataWorks system is busy. Try again later. | - |
429 | Throttling.User | Your request is too frequent. Try again later. | - |
500 | InternalError.System | An internal system error occurred. Try again later. | - |
500 | InternalError.Meta.TenantTimeOut | Failed to connect to the interface network. | Failed to connect to the interface network. |
500 | InternalError.Meta.Unknown | An unknown error occurred while processing your request. | An unknown error occurred while processing your request. |
For a list of error codes, visit the Service error codes.
Change history
Change time | Summary of changes | Operation |
---|
No change history