tidb default 代码
文件路径：/sessionctx/variable/featuretag/concurrencyddl/default.go
/ Copyright 2022 PingCAP, Inc.
/
/ Licensed 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.
/go:build !featuretag
package concurrencyddl
/ TiDBEnableConcurrentDDL is a feature tag
const TiDBEnableConcurrentDDL bool = true