Start Data Comparison Task

Starts the specified data comparison task. Advanced comparison settings can also be passed when starting the task.

Request URL: /openapi/v1/comparedata/execute

Request Method: POST

Request Parameters

Parameter	Type	Required	Description	Example
taskId	String	Yes	Task ID. You can call Query Data Comparison Main Task Details to query it.	cd-std5nms37o
compareOption	Object	No	Advanced comparison settings used when starting the task. See compareOption Fields.	{ "parallel": 5, "enabled": true }

compareOption Fields

Parameter	Type	Required	Description	Example
parallel	Integer	No	Comparison concurrency.	5
splitNum	String	No	Comparison shard size.	1000
differSize	String	No	Upper limit of stored inconsistent records.	1000
floatPrecision	String	No	FLOAT comparison precision.	3
doublePrecision	String	No	DOUBLE comparison precision.	4
stringTrimStrategy	String	No	String whitespace handling strategy. Optional values: LTrim, RTrim, Trim.	Trim
enabled	Boolean	No	Whether to enable advanced settings.	true

Request Example

{
  "taskId": "cd-std5nms37o",
  "compareOption": {
    "parallel": 5,
    "splitNum": "1000",
    "differSize": "1000",
    "floatPrecision": "3",
    "doublePrecision": "4",
    "stringTrimStrategy": "Trim",
    "enabled": true
  }
}

Response Parameters

Parameter	Type	Description	Example
success	Boolean	Whether the request succeeds.	true
requestId	String	Request ID.	Di2q5ZQG-GMMKuIRnMGMw7BQdFLk8USJ
data	Integer	Subtask execution ID created by this run.	285324

Successful Invocation Example

{
  "success": true,
  "requestId": "Di2q5ZQG-GMMKuIRnMGMw7BQdFLk8USJ",
  "data": 285324
}