zhangstar333 commented on code in PR #65730:
URL: https://github.com/apache/doris/pull/65730#discussion_r3710553742
##########
fe/fe-core/src/main/java/org/apache/doris/datasource/tvf/source/TVFScanNode.java:
##########
@@ -169,6 +176,29 @@ public List<Split> getSplits(int numBackends) throws
UserException {
return splits;
}
+ private List<Split> getLanceSplits() throws UserException {
+ if (!sessionVariable.enableFileScannerV2) {
+ throw new UserException("Lance TVF requires
enable_file_scanner_v2=true");
+ }
+ if (tableValuedFunction.getTFileType() == TFileType.FILE_LOCAL) {
+ // A local dataset is visible to its selected BE, not to FE. Keep
exactly one
+ // whole-dataset split; BE resolves version zero to latest when it
opens the dataset.
+ return Collections.singletonList(
+
LanceSplit.wholeDatasetAtLatest(tableValuedFunction.getFilePath()));
Review Comment:
not schema change when local file tvf
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