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[SPARK-30492][SQL] Eliminate deprecation warnings in ORC datasource #27179

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[SPARK-30492][SQL] Eliminate deprecation warnings in ORC datasource #27179

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7 changes: 5 additions & 2 deletions sql/hive/src/main/java/org/apache/hadoop/hive/ql/io/orc/SparkOrcNewRecordReader.java
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Original file line number Diff line number Diff line change
Expand Up @@ -22,8 +22,10 @@
import org.apache.hadoop.io.NullWritable;
import org.apache.hadoop.mapreduce.InputSplit;
import org.apache.hadoop.mapreduce.TaskAttemptContext;
import org.apache.orc.TypeDescription;

import java.io.IOException;
import java.util.List;

/**
* This is based on hive-exec-1.2.1
Expand All @@ -41,10 +43,11 @@ public class SparkOrcNewRecordReader extends

public SparkOrcNewRecordReader(Reader file, Configuration conf,
long offset, long length) throws IOException {
if (file.getTypes().isEmpty()) {
List<TypeDescription> subTypes = file.getSchema().getChildren();
if (subTypes == null) {
numColumns = 0;
} else {
numColumns = file.getTypes().get(0).getSubtypesCount();
numColumns = subTypes.size();
}
value = new OrcStruct(numColumns);
this.reader = OrcInputFormat.createReaderFromFile(file, conf, offset,
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