danny0405 commented on code in PR #8717:
URL: https://github.com/apache/hudi/pull/8717#discussion_r1194622214
##########
hudi-client/hudi-client-common/src/main/java/org/apache/hudi/table/action/rollback/ListingBasedRollbackStrategy.java:
##########
@@ -194,19 +194,15 @@ private String getBaseFileExtension(HoodieTableMetaClient
metaClient) {
}
@NotNull
- private HoodieRollbackRequest getHoodieRollbackRequest(String partitionPath,
FileStatus[] filesToDeletedStatus) {
- List<String> filesToDelete = getFilesToBeDeleted(filesToDeletedStatus);
- return new HoodieRollbackRequest(
- partitionPath, EMPTY_STRING, EMPTY_STRING, filesToDelete,
Collections.emptyMap());
- }
-
- @NotNull
- private List<String> getFilesToBeDeleted(FileStatus[]
dataFilesToDeletedStatus) {
- return Arrays.stream(dataFilesToDeletedStatus).map(fileStatus -> {
- String dataFileToBeDeleted = fileStatus.getPath().toString();
- // strip scheme E.g: file:/var/folders
- return dataFileToBeDeleted.substring(dataFileToBeDeleted.indexOf(":") +
1);
- }).collect(Collectors.toList());
+ private List<HoodieRollbackRequest> getHoodieRollbackRequests(String
partitionPath, FileStatus[] filesToDeletedStatus) {
+ return Arrays.stream(filesToDeletedStatus)
+ .map(fileStatus -> {
+ String dataFileToBeDeleted = fileStatus.getPath().toString();
+ // strip scheme E.g: file:/var/folders
Review Comment:
So the parallelism is configured to as file granuality(currently it is
partition based rollback), and now the max parallelism could be the max number
of files to clean:
```java
Math.max(Math.min(rollbackRequests.size(), config.getRollbackParallelism()),
1)
```
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