pvary commented on a change in pull request #2644:
URL: https://github.com/apache/hive/pull/2644#discussion_r709865907
##########
File path:
iceberg/iceberg-handler/src/test/java/org/apache/iceberg/mr/hive/HiveIcebergTestUtils.java
##########
@@ -299,4 +311,68 @@ public static void validateDataWithSQL(TestHiveShell
shell, String tableName, Li
}
}
}
+
+ /**
+ * @param table The table to create the delete file for
+ * @param deleteFilePath The path where the delete file should be created,
relative to the table location root
+ * @param equalityFields List of field names that should play a role in the
equality check
+ * @param fileFormat The file format that should be used for writing out the
delete file
+ * @param rowsToDelete The rows that should be deleted. It's enough to fill
out the fields that are relevant for the
+ * equality check, as listed in equalityFields, the rest
of the fields are ignored
+ * @return The DeleteFile created
+ * @throws IOException If there is an error during DeleteFile write
+ */
+ public static DeleteFile createEqualityDeleteFile(Table table, String
deleteFilePath, List<String> equalityFields,
+ FileFormat fileFormat, List<Record> rowsToDelete) throws IOException {
+ List<Integer> equalityFieldIds = equalityFields.stream()
+ .map(id -> table.schema().findField(id).fieldId())
+ .collect(Collectors.toList());
+ Schema eqDeleteRowSchema =
table.schema().select(equalityFields.toArray(new String[]{}));
+
+ FileAppenderFactory<Record> appenderFactory = new
GenericAppenderFactory(table.schema(), table.spec(),
+ ArrayUtil.toIntArray(equalityFieldIds), eqDeleteRowSchema, null);
+ EncryptedOutputFile outputFile =
table.encryption().encrypt(HadoopOutputFile.fromPath(
+ new org.apache.hadoop.fs.Path(table.location(), deleteFilePath), new
Configuration()));
+
+ PartitionKey part = new PartitionKey(table.spec(), eqDeleteRowSchema);
+ part.partition(rowsToDelete.get(0));
+ EqualityDeleteWriter<Record> eqWriter =
appenderFactory.newEqDeleteWriter(outputFile, fileFormat, part);
+ try (EqualityDeleteWriter<Record> writer = eqWriter) {
+ writer.deleteAll(rowsToDelete);
+ }
+ return eqWriter.toDeleteFile();
+ }
+
+ /**
+ * @param table The table to create the delete file for
+ * @param deleteFilePath The path where the delete file should be created,
relative to the table location root
+ * @param fileFormat The file format that should be used for writing out the
delete file
+ * @param partitionValues A map of partition values
(partitionKey=partitionVal, ...) to be used for the delete file
+ * @param deletes The list of position deletes, each containing the data
file path, the position of the row in the
+ * data file and the row itself that should be deleted
+ * @return The DeleteFile created
+ * @throws IOException If there is an error during DeleteFile write
+ */
+ public static DeleteFile createPositionalDeleteFile(Table table, String
deleteFilePath, FileFormat fileFormat,
Review comment:
The positional deletes might contain the row data as well.
We might want to test with and without the row as well
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