Github user ravipesala commented on a diff in the pull request:
https://github.com/apache/incubator-carbondata/pull/703#discussion_r110096123
--- Diff:
integration/spark-common/src/main/java/org/apache/carbondata/spark/merger/CarbonCompactionUtil.java
---
@@ -351,4 +351,33 @@ private static int
getDimensionDefaultCardinality(CarbonDimension dimension) {
}
return cardinality;
}
+
+ /**
+ * This method will check for any restructured block in the blocks
selected for compaction
+ *
+ * @param segmentMapping
+ * @param dataFileMetadataSegMapping
+ * @param tableLastUpdatedTime
+ * @return
+ */
+ public static boolean checkIfAnyRestructuredBlockExists(Map<String,
TaskBlockInfo> segmentMapping,
+ Map<String, List<DataFileFooter>> dataFileMetadataSegMapping, long
tableLastUpdatedTime) {
+ boolean restructuredBlockExists = false;
+ for (Map.Entry<String, TaskBlockInfo> taskMap :
segmentMapping.entrySet()) {
+ String segmentId = taskMap.getKey();
+ List<DataFileFooter> listMetadata =
dataFileMetadataSegMapping.get(segmentId);
+ for (DataFileFooter dataFileFooter : listMetadata) {
+ // if schema modified timestamp is greater than footer stored
schema timestamp,
--- End diff --
even for table rename also are we updating the schema timestamp ?
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