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AnalyticDB for MySQL:DescribeTablePartitionDiagnose

最終更新日:Jul 02, 2024

Queries the information about partition diagnostics.

Debugging

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Authorization information

There is currently no authorization information disclosed in the API.

Request parameters

ParameterTypeRequiredDescriptionExample
DBClusterIdstringYes

The ID of the cluster.

am-bp1xxxxxxxx47
PageSizeintegerNo

The number of entries to return on each page. Default value: 30. Valid values:

  • 30
  • 50
  • 100
30
PageNumberintegerNo

The number of the page to return. Pages start from page 1. Default value: 1.

1
OrderstringNo

The order by which to sort query results. Specify the parameter value in the JSON string format. Example: [{"Field":"TotalSize","Type":"Desc"}].

  • Field specifies the field by which to sort the query results. Valid values:

    • SchemaName: the name of the database to which the table belongs.
    • TableName: the name of the table.
    • TotalSize: the total data size of the table.
    • SpaceRatio: the storage percentage of the table.
  • Type specifies the sorting order. Valid values:

    • Asc: ascending order.
    • Desc: descending order.
Note If you do not specify this parameter, the query results are sorted by the TotalSize field in descending order.
[{\"Field\":\"TotalSize\",\"Type\":\"Desc\"}]
RegionIdstringYes

The region ID.

cn-hangzhou
LangstringNo

The language of the content within the request and response. Default value: zh. Valid values:

  • zh: Chinese.
  • en: English.
zh

Response parameters

ParameterTypeDescriptionExample
object

The response parameters.

TotalCountinteger

The total number of entries.

1
RequestIdstring

The ID of the request.

1AD222E9-E606-4A42-BF6D-8A4442913CEF
PageSizeinteger

The number of entries returned per page.

30
PageNumberinteger

The page number of the returned page.

1
DBClusterIdstring

The ID of the cluster.

am-bp1xxxxxxxx47
SuggestMaxRecordsPerPartitionlong

The recommended maximum number of rows in each list partition.

640000000
SuggestMinRecordsPerPartitionlong

The recommended minimum number of rows in each list partition.

64000000
Itemsarray<object>

The table statistics.

object
TableNamestring

The name of the table.

test_table
PartitionDetailstring

The information about inappropriate partitions.

202005,202006
SchemaNamestring

The name of the database.

test_db
PartitionNumberinteger

The number of partitions.

2
SpaceRatiodouble

The storage percentage of the table. Unit: %.

Note Formula: Table storage percentage = Total data size of a table/Total data size of the cluster × 100%.
66.23
TotalSizelong

The total data size of the table. Unit: bytes.

42949672960
DetectionItemsarray<object>

The queried detection items and detection results.

object
Namestring

The name of the detection item.

Improper Partition Field Diagnosis
Messagestring

The detection result.

A total of 10 tables have an improper partition field
Statusstring

The severity level of the detection result. Valid values:

  • NORMAL
  • WARNING
  • CRITICAL
WARNING

Examples

Sample success responses

JSONformat

{
  "TotalCount": 1,
  "RequestId": "1AD222E9-E606-4A42-BF6D-8A4442913CEF",
  "PageSize": 30,
  "PageNumber": 1,
  "DBClusterId": "am-bp1xxxxxxxx47",
  "SuggestMaxRecordsPerPartition": 640000000,
  "SuggestMinRecordsPerPartition": 64000000,
  "Items": [
    {
      "TableName": "test_table",
      "PartitionDetail": "202005,202006",
      "SchemaName": "test_db",
      "PartitionNumber": 2,
      "SpaceRatio": 66.23,
      "TotalSize": 42949672960
    }
  ],
  "DetectionItems": [
    {
      "Name": "Improper Partition Field Diagnosis\n",
      "Message": "A total of 10 tables have an improper partition field\n",
      "Status": "WARNING"
    }
  ]
}

Error codes

For a list of error codes, visit the Service error codes.

Change history

Change timeSummary of changesOperation
2024-04-17The Error code has changed. The request parameters of the API has changed. The response structure of the API has changedView Change Details