pan3793 commented on code in PR #3187:
URL: https://github.com/apache/parquet-java/pull/3187#discussion_r2036959488
##########
parquet-cli/src/test/resources/cli-output/show_footer_command_raw.txt:
##########
@@ -0,0 +1,280 @@
+{
+ "column_orders" : [ {
+ "TYPE_ORDER" : { }
+ }, {
+ "TYPE_ORDER" : { }
+ }, {
+ "TYPE_ORDER" : { }
+ }, {
+ "TYPE_ORDER" : { }
+ }, {
+ "TYPE_ORDER" : { }
+ }, {
+ "TYPE_ORDER" : { }
+ }, {
+ "TYPE_ORDER" : { }
+ } ],
+ "created_by" : "*****",
+ "key_value_metadata" : [ {
+ "key" : "writer.model.name",
+ "value" : "example"
+ } ],
+ "num_rows" : 10,
+ "row_groups" : [ {
+ "columns" : [ {
+ "column_index_length" : 23,
+ "column_index_offset" : 573,
+ "file_offset" : 0,
+ "meta_data" : {
+ "codec" : 0,
+ "data_page_offset" : 4,
+ "encoding_stats" : [ {
+ "count" : 1,
+ "encoding" : 5,
+ "page_type" : 3
+ } ],
+ "encodings" : [ 5 ],
+ "num_values" : 10,
+ "path_in_schema" : [ "int32_field" ],
+ "size_statistics" : { },
+ "statistics" : {
+ "max" : ")\u0000\u0000\u0000",
+ "max_value" : ")\u0000\u0000\u0000",
+ "min" : " \u0000\u0000\u0000",
+ "min_value" : " \u0000\u0000\u0000",
+ "null_count" : 0
+ },
+ "total_compressed_size" : 38,
+ "total_uncompressed_size" : 38,
+ "type" : 1
+ },
+ "offset_index_length" : 10,
+ "offset_index_offset" : 768
+ }, {
+ "column_index_length" : 31,
+ "column_index_offset" : 596,
+ "file_offset" : 0,
+ "meta_data" : {
+ "codec" : 0,
+ "data_page_offset" : 42,
+ "encoding_stats" : [ {
+ "count" : 1,
+ "encoding" : 5,
+ "page_type" : 3
+ } ],
+ "encodings" : [ 5 ],
+ "num_values" : 10,
+ "path_in_schema" : [ "int64_field" ],
+ "size_statistics" : { },
+ "statistics" : {
+ "max" : "I\u0000\u0000\u0000\u0000\u0000\u0000\u0000",
+ "max_value" : "I\u0000\u0000\u0000\u0000\u0000\u0000\u0000",
+ "min" : "@\u0000\u0000\u0000\u0000\u0000\u0000\u0000",
+ "min_value" : "@\u0000\u0000\u0000\u0000\u0000\u0000\u0000",
+ "null_count" : 0
+ },
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+ "total_uncompressed_size" : 38,
+ "type" : 2
+ },
+ "offset_index_length" : 10,
+ "offset_index_offset" : 778
+ }, {
+ "column_index_length" : 23,
+ "column_index_offset" : 627,
+ "file_offset" : 0,
+ "meta_data" : {
+ "codec" : 0,
+ "data_page_offset" : 80,
+ "encoding_stats" : [ {
+ "count" : 1,
+ "encoding" : 0,
+ "page_type" : 3
+ } ],
+ "encodings" : [ 0 ],
+ "num_values" : 10,
+ "path_in_schema" : [ "float_field" ],
+ "size_statistics" : { },
+ "statistics" : {
+ "max" : "\u0000\u0000 A",
+ "max_value" : "\u0000\u0000 A",
+ "min" : "\u0000\u0000�?",
+ "min_value" : "\u0000\u0000�?",
+ "null_count" : 0
+ },
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+ "type" : 4
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+ "offset_index_offset" : 788
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+ "column_index_length" : 31,
+ "column_index_offset" : 650,
+ "file_offset" : 0,
+ "meta_data" : {
+ "codec" : 0,
+ "data_page_offset" : 148,
+ "encoding_stats" : [ {
+ "count" : 1,
+ "encoding" : 0,
+ "page_type" : 3
+ } ],
+ "encodings" : [ 0 ],
+ "num_values" : 10,
+ "path_in_schema" : [ "double_field" ],
+ "size_statistics" : { },
+ "statistics" : {
+ "max" : "\u0000\u0000\u0000\u0000\u0000\u0000&@",
+ "max_value" : "\u0000\u0000\u0000\u0000\u0000\u0000&@",
+ "min" : "\u0000\u0000\u0000\u0000\u0000\u0000\u0000@",
+ "min_value" : "\u0000\u0000\u0000\u0000\u0000\u0000\u0000@",
+ "null_count" : 0
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+ "total_uncompressed_size" : 110,
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+ "offset_index_offset" : 800
+ }, {
+ "column_index_length" : 25,
+ "column_index_offset" : 681,
+ "file_offset" : 0,
+ "meta_data" : {
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+ "data_page_offset" : 320,
+ "dictionary_page_offset" : 258,
+ "encoding_stats" : [ {
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+ "encoding" : 0,
+ "page_type" : 2
+ }, {
+ "count" : 1,
+ "encoding" : 8,
+ "page_type" : 3
+ } ],
+ "encodings" : [ 8, 0 ],
+ "num_values" : 10,
+ "path_in_schema" : [ "binary_field" ],
+ "size_statistics" : {
+ "unencoded_byte_array_data_bytes" : 46
+ },
+ "statistics" : {
+ "max_value" : "YELLOW",
+ "min_value" : "BLUE",
+ "null_count" : 0
+ },
+ "total_compressed_size" : 98,
+ "total_uncompressed_size" : 98,
+ "type" : 6
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+ "offset_index_length" : 14,
+ "offset_index_offset" : 812
+ }, {
+ "column_index_length" : 39,
+ "column_index_offset" : 706,
+ "file_offset" : 0,
+ "meta_data" : {
+ "codec" : 0,
+ "data_page_offset" : 497,
+ "dictionary_page_offset" : 356,
+ "encoding_stats" : [ {
+ "count" : 1,
+ "encoding" : 0,
+ "page_type" : 2
+ }, {
+ "count" : 1,
+ "encoding" : 8,
+ "page_type" : 3
+ } ],
+ "encodings" : [ 8, 0 ],
+ "num_values" : 10,
+ "path_in_schema" : [ "flba_field" ],
+ "size_statistics" : { },
+ "statistics" : {
+ "max_value" : "�\u0014y\u001DZ���6��m",
+ "min_value" : "\u0013�Ш]�.\u000F�Y>",
Review Comment:
it also requires a custom serializer
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