Function

This API is used to check the SQL syntax.

URI

URI format
POST /v1.0/{project_id}/jobs/check-sql

Parameter description

**Table 1** URI parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID, which is used for resource isolation. For details about how to obtain its value, see Obtaining a Project ID.

Request

**Table 2** Request parameters
Parameter	Mandatory	Type	Description
sql	Yes	String	SQL statement that you want to execute.
currentdb	No	String	Database where the SQL statement is executed. NOTE: If the SQL statement contains db_name, for example, *select from db1.t1, you do not need to set this parameter. If the SQL statement does not contain db_name**, the semantics check will fail when you do not set this parameter or set this parameter to an incorrect value.

Response

**Table 3** Response parameters
Parameter	Mandatory	Type	Description
is_success	No	Boolean	Indicates whether the request is successfully executed. Value true indicates that the request is successfully executed.
message	No	String	System prompt. If execution succeeds, the parameter setting may be left blank.
job_type	No	String	Type of a job. Job types include the following: DDL, DCL, IMPORT, EXPORT, QUERY, and INSERT.

Example Request

Check the syntax of the SQL statement select * from t1.

{
   "currentdb": "db1",
   "sql": "select * from t1"   
}

Example Response

{
  "is_success": true,
  "message": "the sql is ok",
  "job_type":"QUERY"
}

Status Codes

Table 4 describes the status code.

**Table 4** Status codes
Status Code	Description
200	The request is successful.
400	Request error.
500	Internal service error.

Error Codes

If an error occurs when this API is invoked, the system does not return the result similar to the preceding example, but returns the error code and error information. For details, see Error Codes.

Checking SQL Syntax