wuwenchi commented on code in PR #22923:
URL: https://github.com/apache/doris/pull/22923#discussion_r1293254254
##########
fe/fe-core/src/main/java/org/apache/doris/planner/external/iceberg/IcebergScanNode.java:
##########
@@ -334,4 +349,41 @@ public TableIf getTargetTable() {
public Map<String, String> getLocationProperties() throws UserException {
return source.getCatalog().getProperties();
}
+
+ @Override
+ public boolean pushDownAggNoGrouping(FunctionCallExpr aggExpr) {
+ String aggFunctionName =
aggExpr.getFnName().getFunction().toUpperCase();
+ return "COUNT".equals(aggFunctionName);
+ }
+
+ @Override
+ public boolean pushDownAggNoGroupingCheckCol(FunctionCallExpr aggExpr,
Column col) {
+ return !col.isAllowNull();
+ }
+
+ private long getCountFromSnapshot() {
+ Snapshot snapshot = icebergTable.currentSnapshot();
Review Comment:
fixed
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