| // |
| // 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. |
| // |
| |
| package exec.bit.data; |
| |
| option java_package = "org.apache.drill.exec.proto"; |
| option java_outer_classname = "BitData"; |
| option optimize_for = SPEED; |
| |
| import "ExecutionProtos.proto"; |
| import "Coordination.proto"; |
| import "UserBitShared.proto"; |
| |
| enum RpcType { |
| HANDSHAKE = 0; |
| ACK = 1; |
| GOODBYE = 2; |
| REQ_RECORD_BATCH = 3; // send record batch, returns Ack |
| |
| // both bit request and response |
| SASL_MESSAGE = 4; |
| |
| REQ_RUNTIME_FILTER = 5; // send runtime filter data from HashJoin to Foreman, from Foreman to Scan nodes. |
| |
| DATA_ACK_WITH_CREDIT = 6; // a ack for data tunnel,with a runtime suggested credit as a response. |
| } |
| |
| message BitClientHandshake{ |
| optional int32 rpc_version = 1; |
| optional exec.shared.RpcChannel channel = 2 [default = BIT_DATA]; |
| } |
| |
| message BitServerHandshake{ |
| optional int32 rpc_version = 1; |
| repeated string authenticationMechanisms = 2; |
| } |
| |
| message FragmentRecordBatch{ |
| optional exec.shared.QueryId query_id = 1; |
| optional int32 receiving_major_fragment_id = 2; |
| repeated int32 receiving_minor_fragment_id = 3; |
| optional int32 sending_major_fragment_id = 4; |
| optional int32 sending_minor_fragment_id = 5; |
| optional exec.shared.RecordBatchDef def = 6; |
| optional bool isLastBatch = 7; |
| } |
| |
| message RuntimeFilterBDef{ |
| optional exec.shared.QueryId query_id = 1; |
| optional int32 major_fragment_id = 2; |
| optional int32 minor_fragment_id = 3; |
| optional bool to_foreman = 4; // true means sending to foreman,false means sending to scan nodes |
| repeated int32 bloom_filter_size_in_bytes = 5; |
| repeated string probe_fields = 6; // probe fields with corresponding BloomFilters |
| optional int32 hj_op_id = 7; // the operator id of the HashJoin which generates this RuntimeFilter |
| optional int64 rf_identifier = 8; // the runtime filter identifier |
| } |
| |
| message AckWithCredit{ |
| optional int32 allowed_credit = 1; // the credit allowed the sender to send in batch granularity |
| } |