| // 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 quickstep.serialization; |
| |
| message Type { |
| enum TypeID { |
| INT = 0; |
| LONG = 1; |
| FLOAT = 2; |
| DOUBLE = 3; |
| CHAR = 4; |
| VAR_CHAR = 5; |
| DATETIME = 6; |
| DATETIME_INTERVAL = 7; |
| YEAR_MONTH_INTERVAL = 8; |
| NULL_TYPE = 9; |
| DATE = 10; |
| } |
| |
| required TypeID type_id = 1; |
| required bool nullable = 2; |
| |
| // The convention for extension numbering is that extensions for a particular |
| // TypeID should begin from (type_id + 1) * 32. |
| extensions 32 to max; |
| } |
| |
| message CharType { |
| extend Type { |
| // Required when type_id == CHAR. |
| optional uint64 length = 160; |
| } |
| } |
| |
| message VarCharType { |
| extend Type { |
| // Required when type_id == VAR_CHAR. |
| optional uint64 length = 192; |
| } |
| } |