Ben-Zvi commented on a change in pull request #1783: DRILL-7240: Catch runtime
pruning filter-match exceptions and do not prune these rowgroups
URL: https://github.com/apache/drill/pull/1783#discussion_r281817427
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/AbstractParquetScanBatchCreator.java
##########
@@ -214,10 +225,14 @@ protected ScanBatch getBatch(ExecutorFragmentContext
context, AbstractParquetRow
mapWithMaxColumns = createReaderAndImplicitColumns(context,
rowGroupScan, oContext, columnExplorer, readers, implicitColumns,
mapWithMaxColumns, firstRowGroup, fs,
firstFooter, true);
}
+ // do some logging, if relevant
if ( totalPruneTime > 0 ) {
logger.info("Finished parquet_runtime_pruning in {} usec. Out of given
{} rowgroups, {} were pruned. {}", totalPruneTime, totalRowgroups,
rowgroupsPruned,
totalRowgroups == rowgroupsPruned ? "ALL_PRUNED !!" : "");
}
+ if ( countMatchClassCastExceptions > 0 ) {
+ logger.info("Run-time pruning check skipped for {} out of {} rowgroups
due to: {}",countMatchClassCastExceptions, totalRowgroups,
matchCastErrorMessage);
Review comment:
OK, done
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