[GitHub] [pinot] swaminathanmanish commented on a diff in pull request #10987: Adding segmentRowComputer interface for SegmentProcessorFramework to use

["swaminathanmanish (via GitHub)" <gi...@apache.org>]

swaminathanmanish commented on code in PR #10987:
URL: https://github.com/apache/pinot/pull/10987#discussion_r1245754119


##########
pinot-core/src/main/java/org/apache/pinot/core/segment/processing/framework/SegmentRowComputer.java:
##########
@@ -0,0 +1,28 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.pinot.core.segment.processing.framework;
+
+/**
+ * Interface to compute rows for a segment, using past segment size
+ * and number of rows. This will be used by SegmentProcessorFramework.
+ */
+public interface SegmentRowComputer {

Review Comment:
   Done



##########
pinot-core/src/main/java/org/apache/pinot/core/segment/processing/framework/SegmentProcessorFramework.java:
##########
@@ -192,7 +194,10 @@ private List<File> doProcess()
         LOGGER.info("Start creating segments on partition: {}, numRows: {}, numSortFields: {}", partitionId, numRows,
             numSortFields);
         GenericRowFileRecordReader recordReader = fileReader.getRecordReader();
+        int maxNumRecordsPerSegment;
         for (int startRowId = 0; startRowId < numRows; startRowId += maxNumRecordsPerSegment, sequenceId++) {
+          maxNumRecordsPerSegment = (_segmentRowComputer != null) ? _segmentRowComputer.getNumRows()

Review Comment:
   done



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