rdblue commented on a change in pull request #3373:
URL: https://github.com/apache/iceberg/pull/3373#discussion_r739888806
##########
File path:
spark/v3.2/spark/src/main/java/org/apache/iceberg/spark/source/SparkTable.java
##########
@@ -168,6 +174,17 @@ public StructType schema() {
return CAPABILITIES;
}
+ @Override
+ public MetadataColumn[] metadataColumns() {
+ DataType sparkPartitionType =
SparkSchemaUtil.convert(Partitioning.partitionType(table()));
+ return new MetadataColumn[] {
+ new SparkMetadataColumn(MetadataColumns.SPEC_ID.name(),
DataTypes.IntegerType, false),
+ new SparkMetadataColumn(MetadataColumns.PARTITION_COLUMN_NAME,
sparkPartitionType, true),
+ new SparkMetadataColumn(MetadataColumns.FILE_PATH.name(),
DataTypes.StringType, false),
+ new SparkMetadataColumn(MetadataColumns.ROW_POSITION.name(),
DataTypes.LongType, false)
Review comment:
`_deleted` can be added later. The purpose of that field is to allow us
to merge deletes in actions.
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