Github user xuchuanyin commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2275#discussion_r187769148
--- Diff:
datamap/lucene/src/main/java/org/apache/carbondata/datamap/lucene/LuceneDataMapWriter.java
---
@@ -175,52 +205,38 @@ public void onBlockletEnd(int blockletId) throws
IOException {
*/
public void onPageAdded(int blockletId, int pageId, int pageSize,
ColumnPage[] pages)
throws IOException {
+ // save index data into ram, write into disk after one page finished
+ int columnsCount = pages.length;
+ if (columnsCount <= 0) {
+ LOGGER.warn("empty data");
--- End diff --
Log is too simple for user to find problems in real env.
---
