| // 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 kudu; |
| |
| option java_package = "org.apache.kudu"; |
| |
| import "kudu/util/hash.proto"; |
| import "kudu/util/pb_util.proto"; |
| |
| message BlockBloomFilterPB { |
| // Log2 of the space required for the BlockBloomFilter. |
| optional int32 log_space_bytes = 1; |
| // The bloom filter bitmap. |
| optional bytes bloom_data = 2 [(kudu.REDACT) = true]; |
| // Whether the BlockBloomFilter is empty and hence always returns false for lookups. |
| optional bool always_false = 3; |
| // Hash algorithm to generate 32-bit unsigned integer hash values before inserting |
| // in the BlockBloomFilter. |
| optional HashAlgorithm hash_algorithm = 4 [default = FAST_HASH]; |
| // Seed used to hash the input values in the hash algorithm. |
| optional uint32 hash_seed = 5 [default = 0]; |
| } |