[GitHub] [doris] Jibing-Li commented on a diff in pull request #18342: [Refactor](multi catalog)Split ExternalFileScanNode into FileQueryScanNode and FileLoadScanNode.

["Jibing-Li (via GitHub)" <gi...@apache.org>]

Jibing-Li commented on code in PR #18342:
URL: https://github.com/apache/doris/pull/18342#discussion_r1161671950


##########
fe/fe-core/src/main/java/org/apache/doris/planner/external/ExternalScanNode.java:
##########
@@ -33,10 +36,20 @@
  * For example:
  * hive, iceberg, hudi, es, odbc
  */
-public class ExternalScanNode extends ScanNode {
+public abstract class ExternalScanNode extends ScanNode {
+    private static final Logger LOG = LogManager.getLogger(ExternalScanNode.class);
 
     // set to false means this scan node does not need to check column priv.
-    private boolean needCheckColumnPriv;
+    protected boolean needCheckColumnPriv;
+
+    // For explain
+    protected long inputSplitsNum = 0;

Review Comment:
   Will fix this in next pr



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