Alima777 commented on a change in pull request #2859:
URL: https://github.com/apache/iotdb/pull/2859#discussion_r595966914
##########
File path:
server/src/main/java/org/apache/iotdb/db/query/dataset/RawQueryDataSetWithValueFilter.java
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@@ -64,102 +65,144 @@ public RawQueryDataSetWithValueFilter(
@Override
public boolean hasNextWithoutConstraint() throws IOException {
- if (hasCachedRow) {
+ if (!cachedRowRecords.isEmpty()) {
return true;
}
- return cacheRowRecord();
+ return cacheRowRecords();
}
+ /** @return the first record of cached rows or null if there is no more data
*/
@Override
public RowRecord nextWithoutConstraint() throws IOException {
- if (!hasCachedRow && !cacheRowRecord()) {
+ if (cachedRowRecords.isEmpty() && !cacheRowRecords()) {
return null;
}
- hasCachedRow = false;
- return cachedRowRecord;
+
+ return cachedRowRecords.remove(0);
Review comment:
It's my miss. I've fixed it.
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