GenerateSqlBySemanticSql

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Copy as MD

Generates an executable SQL statement from a semantic SQL statement.

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Test

RAM authorization

No authorization for this operation. If you encounter issues with this operation, contact technical support.

Request syntax

POST  HTTP/1.1

Request parameters

Parameter

Type

Required

Description

Example

DBClusterId

string

Yes

The ID of the ADB cluster.

am-uf6wjk5xxxxxxxxxx

SchemaName

string

No

The schema name.

adb_demo

Sql

string

Yes

The SQL statement that queries the semantic view.

select sum(amount) from sv_sales

Response elements

Element

Type

Description

Example

object

Schema of Response

RequestId

string

Id of the request

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

Data

object

The returned data.

GeneratedSql

string

The generated executable SQL statement.

select sum(amount) from orders

Success

boolean

Indicates whether the generation request was successful. Valid values:

  • true: Successful.

  • false: Failed.

true

ErrorMessage

string

The error message returned when the task fails to be created.

Failed to rewrite semantic SQL: Ambiguous path from 'lineitem' to 'nation'. Multiple paths found

Examples

Success response

JSON format

{
  "RequestId": "1AD222E9-E606-4A42-BF6D-8A4442913CEF",
  "Data": {
    "GeneratedSql": "select sum(amount) from orders",
    "Success": true,
    "ErrorMessage": "Failed to rewrite semantic SQL: Ambiguous path from 'lineitem' to 'nation'. Multiple paths found"
  }
}

Error codes

HTTP status code

Error code

Error message

Description

400 MDS.IllegalArgument Invalid argument. An invalid parameter is used.
400 MDS.InvalidPrivilege No permissions. You are not authorized to perform this operation.
400 MDS.MetaSchemaAlreadyExist The database already exists. The specified database already exists.
400 MDS.MetaSchemaNotExist The database does not exist. The specified database does not exist.
400 MDS.MetaTableAlreadyExist The table already exists. The specified table already exists.
400 MDS.MetaTableNotExist The table is not found. The specified table does not exist.
400 MDS.CatalogAlreadyExist The catalog already exists. Catalog already exists
400 MDS.SemanticViewNotExist This semantic view does not exist. This semantic view does not exist
500 MDS.InternalError An internal MDS error occurred. An internal error occurred.
500 MDS.MetaVisitError Failed to access metadata. Failed to access the metadata.
403 MDS.RamAuthAccessDenied ram auth access denied. RAM authentication failed
404 MDS.InstanceNotExist ADB instance does not exist. ADB instance does not exist

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.