MaxGekk commented on a change in pull request #27366: [SPARK-30648][SQL]
Support filters pushdown in JSON datasource
URL: https://github.com/apache/spark/pull/27366#discussion_r373682764
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/json/JacksonParser.scala
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@@ -261,7 +263,7 @@ class JacksonParser(
case st: StructType =>
val fieldConverters = st.map(_.dataType).map(makeConverter).toArray
(parser: JsonParser) => parseJsonToken[InternalRow](parser, dataType) {
- case START_OBJECT => convertObject(parser, st, fieldConverters)
+ case START_OBJECT => convertObject(parser, st, fieldConverters).get
Review comment:
`None` can be returned when a row is skipped while applying filters. That
could happen for root struct only which is not the case here.
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