ggershinsky commented on code in PR #2639:
URL: https://github.com/apache/iceberg/pull/2639#discussion_r1071448461
##########
parquet/src/main/java/org/apache/iceberg/parquet/Parquet.java:
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@@ -1000,6 +1064,19 @@ public ReadBuilder withNameMapping(NameMapping
newNameMapping) {
return this;
}
+ private FileDecryptionProperties createDecryptionProperties(
+ NativeFileCryptoParameters nativeParameters) {
+ Preconditions.checkArgument(nativeParameters != null, "Null native
crypto parameters");
+
+ ByteBuffer footerDataKey = nativeParameters.fileKey();
+ if (null == footerDataKey) {
Review Comment:
Correct, we're leveraging the `EncryptionWithFooterKey` mode (
https://github.com/apache/parquet-format/blob/master/src/main/thrift/parquet.thrift#L770
), that encrypts all columns in a file with the "footer key".
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