Creating a Template

Updated on 2024-05-22 GMT+08:00

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Function

This API is used to create a user template for the DLI service. A maximum of 100 user templates can be created.

URI

URI format
POST /v1.0/{project_id}/streaming/job-templates

Parameter description

**Table 1** URI parameter
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
name	Yes	String	Template name. The value can contain 1 to 64 characters.
desc	No	String	Template description. Length range: 0 to 512 characters.
sql_body	No	String	Stream SQL statement, which includes at least the following three parts: source, query, and sink. Length range: 0 to 2,048 characters.
tags	No	Array of objects	Label of a Flink job template. For details, see Table 3.
job_type	No	String	Flink job template type. The default value is flink_sql_job. You can only set this parameter to flink_sql_job or flink_opensource_sql_job.

**Table 3** tags parameter
Parameter	Mandatory	Type	Description
key	Yes	String	Tag key. NOTE: A tag key can contain a maximum of 128 characters. Only letters, digits, spaces, and special characters (_.:=+-@) are allowed, but the value cannot start or end with a space or start with _sys_.
value	Yes	String	Tag key. NOTE: A tag value can contain a maximum of 255 characters. Only letters, digits, spaces, and special characters (_.:=+-@) are allowed. The value cannot start or end with a space.

Response

**Table 4** Response parameters
Parameter	Mandatory	Type	Description
is_success	No	Boolean	Indicates whether the request is successful.
message	No	String	Message content.
template	No	Object	Information about job update. For details, see Table 5.

**Table 5** **template** parameters
Parameter	Mandatory	Type	Description
template_id	No	Long	Template ID.
name	No	String	Template name.
desc	No	String	Template description.
create_time	No	Long	Time when the template is created.
job_type	No	String	Job template type

Example Request

Create a job template named simple_stream_sql.

{
    "name": "simple_stream_sql",
    "desc": "Example of quick start",
    "sql_body": "select * from source_table",
    "job_type": "flink_sql_job"
}

Example Response

{
    "is_success": true,
    "message": "A template is created successfully.",
    "template": {
        "template_id": 0,
        "name": "IoT_example",
       "desc": "Example of quick start",
        "create_time": 1516952710040,
        "job_type": "flink_opensource_sql_job"
    }
}

Status Codes

Table 6 describes status codes.

**Table 6** Status codes
Status Code	Description
200	A template is created successfully.
400	The input parameter is invalid.

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.

Parent topic: APIs Related to Flink Job Templates

Previous topic: APIs Related to Flink Job Templates

Next topic: Updating a Template

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