chengshiwen commented on a change in pull request #5104:
URL:
https://github.com/apache/incubator-dolphinscheduler/pull/5104#discussion_r598066477
##########
File path:
dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/task/sql/SqlTask.java
##########
@@ -269,15 +291,20 @@ private void resultProcess(ResultSet resultSet) throws
Exception{
rowCount++;
}
String result = JSONUtils.toJsonString(resultJSONArray);
- logger.debug("execute sql : {}", result);
+ logger.debug("execute sql result : {}", result);
+
+ int displayRows = sqlParameters.getDisplayRows() > 0 ?
sqlParameters.getDisplayRows() : Constants.DEFAULT_DISPLAY_ROWS;
+ displayRows = Math.min(displayRows, resultJSONArray.size());
+ logger.info("display sql result {} rows as follows:", displayRows);
+ for (int i = 0; i < displayRows; i++) {
+ String row = JSONUtils.toJsonString(resultJSONArray.get(i));
+ logger.info("row {} : {}", i + 1, row);
+ }
Review comment:
The variable `LIMIT` is different from `displayRows`, and the latter one
is used to print in the log for users to view.
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