GenerateSqlBySemanticSql
Generates an executable SQL statement from a semantic SQL statement.
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Test
RAM authorization
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 |
| 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.