jfsii commented on code in PR #3628:
URL: https://github.com/apache/hive/pull/3628#discussion_r982970284
##########
ql/src/java/org/apache/hadoop/hive/ql/io/parquet/serde/ParquetHiveSerDe.java:
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@@ -91,11 +93,61 @@ public class ParquetHiveSerDe extends AbstractSerDe
implements SchemaInference {
private ObjectInspector objInspector;
private ParquetHiveRecord parquetRow;
+ private ObjectInspectorConverters.Converter converter;
public ParquetHiveSerDe() {
parquetRow = new ParquetHiveRecord();
}
+ // Recursively check if CHAR or VARCHAR types are used
+ private boolean needsConversion(TypeInfo type) {
+ if
(type.getTypeName().toLowerCase().startsWith(serdeConstants.CHAR_TYPE_NAME) ||
+
type.getTypeName().toLowerCase().startsWith(serdeConstants.VARCHAR_TYPE_NAME)) {
+ return true;
+ }
+
+ if (type.getCategory().equals(Category.STRUCT)) {
+ StructTypeInfo sti = (StructTypeInfo) type;
+ for (TypeInfo t : sti.getAllStructFieldTypeInfos()) {
+ if (needsConversion(t)) {
+ return true;
+ }
+ }
+ }
+
+ if (type.getCategory().equals(Category.MAP)) {
+ TypeInfo keyTypeInfo = ((MapTypeInfo) type).getMapKeyTypeInfo();
+ if (needsConversion(keyTypeInfo)) {
+ return true;
+ }
+ TypeInfo valueTypeInfo = ((MapTypeInfo) type).getMapKeyTypeInfo();
Review Comment:
That is correct. Thanks for catching this @kasakrisz
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