KnightChess commented on a change in pull request #3459:
URL: https://github.com/apache/iceberg/pull/3459#discussion_r746218179
##########
File path:
spark/v3.2/spark/src/main/java/org/apache/iceberg/spark/source/SparkTable.java
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@@ -298,6 +311,103 @@ public void deleteWhere(Filter[] filters) {
}
}
+ @Override
+ public StructType partitionSchema() {
+ if (lazyPartitionSchema == null) {
+ Table table = table();
+ PartitionsTable partitionsTable =
+ (PartitionsTable)
MetadataTableUtils.createMetadataTableInstance(table,
MetadataTableType.PARTITIONS);
+ Types.NestedField partition =
partitionsTable.schema().findField("partition");
+ if (partition != null) {
+ this.lazyPartitionSchema = (StructType)
SparkSchemaUtil.convert(partition.type());
Review comment:
Oh, I got it, when a partition field remove, it only mark spec transform
void, so it may be return incorrectly. I am not sure if I understand is correct
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