BePPPower commented on code in PR #34422:
URL: https://github.com/apache/doris/pull/34422#discussion_r1599456341
##########
fe/fe-core/src/main/java/org/apache/doris/datasource/trinoconnector/source/TrinoConnectorScanNode.java:
##########
@@ -137,17 +151,65 @@ public List<Split> getSplits() throws UserException {
return splits;
}
+ private void applyPushDown(ConnectorSession connectorSession) {
+ // push down predicate/filter
+ Optional<ConstraintApplicationResult<ConnectorTableHandle>>
filterResult
+ = connectorMetadata.applyFilter(connectorSession,
source.getTrinoConnectorTableHandle(), constraint);
+ if (filterResult.isPresent()) {
+
source.setTrinoConnectorTableHandle(filterResult.get().getHandle());
+ }
+
+ // push down limit
+ if (hasLimit()) {
+ long limit = getLimit();
+ Optional<LimitApplicationResult<ConnectorTableHandle>> limitResult
+ = connectorMetadata.applyLimit(connectorSession,
source.getTrinoConnectorTableHandle(), limit);
+ if (limitResult.isPresent()) {
+
source.setTrinoConnectorTableHandle(limitResult.get().getHandle());
Review Comment:
This is not an issue because the content in ConnectorTableHandle has been
incremented.
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