vvysotskyi commented on a change in pull request #1723: DRILL-7063: Seperate
metadata cache file into summary, file metadata
URL: https://github.com/apache/drill/pull/1723#discussion_r272543803
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/ParquetTableMetadataProviderImpl.java
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@@ -109,19 +109,59 @@ public Path getSelectionRoot() {
return selectionRoot;
}
+ /**
+ * Returns list of metadata cache files
+ * @param p directory path of the cache file
+ * @param fs
+ * @return list of cache files found in the given directory path
+ */
+ public List<Path> populateMetaPaths(Path p, DrillFileSystem fs) throws
IOException {
+ List<Path> metaFilepaths = new ArrayList<>();
+ for (String filename : Metadata.CURRENT_METADATA_FILENAMES) {
+ metaFilepaths.add(new Path(p, filename));
+ }
+
+ //Read the older version of metadata file if the current version of
metadata cache files donot exist.
+ for (String filename : Metadata.OLD_METADATA_FILENAMES) {
Review comment:
@dvjyothsna, looks like this change wasn't pushed.
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