mbutrovich commented on code in PR #15470:
URL: https://github.com/apache/iceberg/pull/15470#discussion_r2914611829
##########
spark/v4.1/spark/src/main/java/org/apache/iceberg/spark/actions/RewriteTablePathSparkAction.java:
##########
@@ -295,18 +294,14 @@ private Result rebuildMetadata() {
RewriteContentFileResult rewriteManifestResult =
rewriteManifests(deltaSnapshots, endMetadata,
rewriteManifestListResult.toRewrite());
- // rebuild position delete files
- Set<DeleteFile> deleteFiles =
- rewriteManifestResult.toRewrite().stream()
- .filter(e -> e instanceof DeleteFile)
- .map(e -> (DeleteFile) e)
- .collect(Collectors.toSet());
- rewritePositionDeletes(deleteFiles);
+ int rewrittenDeleteFilesCount =
+ (int)
+ rewriteManifestResult.toRewrite().stream().filter(e -> e
instanceof DeleteFile).count();
Review Comment:
Fixed, thanks!
##########
core/src/main/java/org/apache/iceberg/RewriteTablePathUtil.java:
##########
@@ -445,25 +451,36 @@ private static RewriteResult<DeleteFile>
writeDeleteFileEntry(
String sourcePrefix,
String targetPrefix,
String stagingLocation,
- ManifestWriter<DeleteFile> writer) {
+ ManifestWriter<DeleteFile> writer,
+ FileIO io,
+ PositionDeleteReaderWriter posDeleteReaderWriter) {
DeleteFile file = entry.file();
RewriteResult<DeleteFile> result = new RewriteResult<>();
switch (file.content()) {
case POSITION_DELETES:
- DeleteFile posDeleteFile = newPositionDeleteEntry(file, spec,
sourcePrefix, targetPrefix);
+ // Rewrite inline so the manifest records the actual file size, which
changes because
+ // embedded data file paths are rewritten. The staging path is
deterministic, so
+ // duplicates across manifests simply overwrite with identical content.
+ String staging = stagingPath(file.location(), sourcePrefix,
stagingLocation);
Review Comment:
Fixed, thanks!
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