Github user vdiravka commented on a diff in the pull request:
https://github.com/apache/drill/pull/877#discussion_r132652665
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/ParquetGroupScan.java
---
@@ -209,9 +211,10 @@ public ParquetGroupScan( //
this.entries = Lists.newArrayList();
if (fileSelection.getMetaContext() != null &&
(fileSelection.getMetaContext().getPruneStatus() ==
PruneStatus.NOT_STARTED ||
- fileSelection.getMetaContext().getPruneStatus() ==
PruneStatus.NOT_PRUNED)) {
- // if pruning was not applicable or was attempted and nothing was
pruned, initialize the
- // entries with just the selection root instead of the fully
expanded list to reduce overhead.
+ fileSelection.getMetaContext().getPruneStatus() ==
PruneStatus.NOT_PRUNED ||
+
fileSelection.getMetaContext().isMetadataFilesMissingOrCorrupted)) {
--- End diff --
Makes sense. I've factored out checks into the new
'checkIfPruningWasApplicable()' method.
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