pavibhai commented on a change in pull request #635:
URL: https://github.com/apache/orc/pull/635#discussion_r600002178
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File path: java/core/src/java/org/apache/orc/impl/TreeReaderFactory.java
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@@ -2854,11 +2924,19 @@ public static TypeReader
createTreeReader(TypeDescription readerType,
}
}
+ public static boolean isDecimalAsLong(OrcFile.Version version, int
precision) {
+ return version == OrcFile.Version.UNSTABLE_PRE_2_0 &&
+ precision <= TypeDescription.MAX_DECIMAL64_PRECISION;
+ }
+
public static BatchReader createRootReader(TypeDescription readerType,
Context context)
throws IOException {
TypeReader reader = createTreeReader(readerType, context);
if (reader instanceof StructTreeReader) {
- return new StructBatchReader((StructTreeReader) reader, context);
+ return new StructBatchReader(reader, context);
+ } else if (reader instanceof LevelTypeReader
+ && ((LevelTypeReader)reader).getReader() instanceof
StructTreeReader) {
+ return new LevelStructBatchReader((LevelTypeReader) reader, context);
Review comment:
the logic has been moved into the Struct and Union TreeReaders instead.
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