record.copy(ImmutableMap.of("id", 0L, "data", "clarification")), record.copy(ImmutableMap.of("id", 1L, "data", "risky")), record.copy(ImmutableMap.of("id", 2L, "data", "falafel")) ); InputFile file1 = writeFile(sharedTableLocation, format.addExtension("file-1"), file1Records); Record nullData = record.copy(); nullData.setField("id", 11L); nullData.setField("data", null); record.copy(ImmutableMap.of("id", 10L, "data", "clammy")), record.copy(ImmutableMap.of("id", 11L, "data", "evacuate")), record.copy(ImmutableMap.of("id", 12L, "data", "tissue")) ); InputFile file2 = writeFile(sharedTableLocation, format.addExtension("file-2"), file2Records); record.copy(ImmutableMap.of("id", 20L, "data", "ocean")), record.copy(ImmutableMap.of("id", 21L, "data", "holistic")), record.copy(ImmutableMap.of("id", 22L, "data", "preventative")) ); InputFile file3 = writeFile(sharedTableLocation, format.addExtension("file-3"), file3Records);