Lei, HUANG
118 lines
3.0 KiB
Protocol Buffer
118 lines
3.0 KiB
Protocol Buffer
// Copyright 2023 Greptime Team
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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syntax = "proto3";
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package greptime.v1;
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option java_package = "io.greptime.v1";
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option java_outer_classname = "Ddl";
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option go_package = "github.com/GreptimeTeam/greptime-proto/go/greptime/v1";
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import "greptime/v1/column.proto";
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// "Data Definition Language" requests, that create, modify or delete the
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// database structures but not the data. `DdlRequest` could carry more
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// information than plain SQL, for example, the "table_id" in `CreateTableExpr`.
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// So create a new DDL expr if you need it.
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message DdlRequest {
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oneof expr {
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CreateDatabaseExpr create_database = 1;
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CreateTableExpr create_table = 2;
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AlterExpr alter = 3;
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DropTableExpr drop_table = 4;
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FlushTableExpr flush_table = 5;
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CompactTableExpr compact_table = 6;
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}
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}
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message CreateTableExpr {
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string catalog_name = 1;
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string schema_name = 2;
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string table_name = 3;
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string desc = 4;
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repeated ColumnDef column_defs = 5;
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string time_index = 6;
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repeated string primary_keys = 7;
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bool create_if_not_exists = 8;
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map<string, string> table_options = 9;
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TableId table_id = 10;
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repeated uint32 region_numbers = 11;
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string engine = 12;
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}
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message AlterExpr {
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string catalog_name = 1;
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string schema_name = 2;
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string table_name = 3;
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oneof kind {
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AddColumns add_columns = 4;
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DropColumns drop_columns = 5;
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RenameTable rename_table = 6;
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}
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TableId table_id = 7;
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}
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message DropTableExpr {
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string catalog_name = 1;
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string schema_name = 2;
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string table_name = 3;
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TableId table_id = 4;
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}
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message FlushTableExpr {
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string catalog_name = 1;
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string schema_name = 2;
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string table_name = 3;
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optional uint32 region_number = 4;
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TableId table_id = 5;
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}
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message CompactTableExpr {
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string catalog_name = 1;
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string schema_name = 2;
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string table_name = 3;
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optional uint32 region_number = 4;
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}
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message CreateDatabaseExpr {
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string database_name = 1;
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bool create_if_not_exists = 2;
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}
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message AddColumns { repeated AddColumn add_columns = 1; }
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message DropColumns { repeated DropColumn drop_columns = 1; }
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message RenameTable { string new_table_name = 1; }
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message AddColumn {
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ColumnDef column_def = 1;
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bool is_key = 2;
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message Location {
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enum LocationType {
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FIRST = 0;
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AFTER = 1;
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}
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LocationType location_type = 1;
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string after_cloumn_name = 2;
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}
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Location location = 3;
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}
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message DropColumn { string name = 1; }
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message TableId { uint32 id = 1; }
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