uros-db commented on code in PR #54039:
URL: https://github.com/apache/spark/pull/54039#discussion_r2746688277
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sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetWriteSupport.scala:
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@@ -276,6 +276,20 @@ class ParquetWriteSupport extends
WriteSupport[InternalRow] with Logging {
(row: SpecializedGetters, ordinal: Int) =>
recordConsumer.addBinary(Binary.fromReusedByteArray(row.getBinary(ordinal)))
+ case _: GeometryType =>
+ (row: SpecializedGetters, ordinal: Int) =>
+ // Data is written to Parquet using the WKB format.
+ // WKB Spec: https://libgeos.org/specifications/wkb/.
Review Comment:
WKB spec is here just to inform devs that may not have too much context
regarding geo formats. As for Parquet spec, it doesn't seem to explain WKB
itself (and even links to wikipedia for details), so I think it's fine to leave
this here as-is.
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