Delete the statistics on metadata table partitions - Data Lake Formation

Deletes the statistics on the fields in the partitions of a metadata table in Data Lake Formation (DLF).

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 headers

This operation uses only common request headers. For more information, see Common request parameters.

Request syntax

DELETE /api/metastore/catalogs/databases/tables/partitions/columnstatistics

Request parameters


Parameter	Type	Position	Required	Example	Description
CatalogId	String	Query	No	1344371	The catalog ID of the metadatabase. Default value: the user ID of your Alibaba Cloud account.
DatabaseName	String	Query	No	database_test	The name of the metadatabase.
TableName	String	Query	No	test_table_20201223	The name of the metadata table.
PartitionNames	ListString	Query	No		The names of partitions.
ColumnNames	ListString	Query	No		The names of fields.
RegionId	String	Host	No	cn-hangzhou	The ID of the region where DLF is activated.

Response parameters


Parameter	Type	Example	Description
Code	String	OK	The description of the status code.
Message	String	.	The error message that is returned.
RequestId	String	B7F4B621-E41E-4C84-B97F-42B5380A32BB	The ID of the request.
Success	Boolean	true	Indicates whether the call was successful.

Examples

Sample requests

DELETE /api/metastore/catalogs/databases/tables/partitions/columnstatistics HTTP/1.1 
{
    "TableName":"test_table_20201223",
    "DatabaseName":"database_test",
    "RegionId":"cn-hangzhou",
    "ColumnNames":[
        "col1"
    ],
    "PartitionNames":[
        "ds=20201201"
    ],
    "CatalogId":"1344371"
}

Sample success responses

JSON format

{
  "Message": ".",
  "RequestId": "B7F4B621-E41E-4C84-B97F-42B5380A32BB",
  "Code": "OK",
  "Success": "true"
}