| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| syntax="proto2"; |
| |
| package doris; |
| option java_package = "org.apache.doris.proto"; |
| |
| import "olap_common.proto"; |
| |
| message StreamInfoMessage { |
| enum Kind { |
| ROW_INDEX = 0; |
| PRESENT = 1; |
| DATA = 2; |
| LENGTH = 3; |
| DICTIONARY_DATA = 4; |
| SECONDARY = 5; |
| ROW_INDEX_STATISTIC = 6; |
| BLOOM_FILTER = 7; |
| } |
| required Kind kind = 1; |
| required uint32 column_unique_id = 2; |
| required uint64 length = 3; |
| } |
| |
| message ColumnEncodingMessage { |
| enum Kind { |
| DIRECT = 0; |
| DICTIONARY = 1; |
| } |
| optional Kind kind = 1; |
| optional uint32 dictionary_size = 2; |
| } |
| |
| message ColumnDataHeaderMessage { |
| required string magic_string = 1 [default = "COLUMN DATA"]; |
| required uint32 version = 2 [default = 1]; |
| required uint64 number_of_rows = 4; |
| // 列Schema |
| repeated ColumnMessage column = 5; |
| // 每一列的统计信息 |
| required uint64 index_length = 7; |
| required uint64 data_length = 8; |
| required CompressKind compress_kind = 9 [default = COMPRESS_LZO]; |
| repeated StreamInfoMessage stream_info = 10; |
| repeated ColumnEncodingMessage column_encoding = 11; |
| required uint32 stream_buffer_size = 12; |
| optional uint32 num_rows_per_block = 13 [default = 0]; |
| // bloom filter params |
| optional uint32 bf_hash_function_num = 14; |
| optional uint32 bf_bit_num = 15; |
| } |
| |