44 lines
1.7 KiB
Go
44 lines
1.7 KiB
Go
// Copyright 2024 PingCAP, Inc.
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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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package context
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import (
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"github.com/pingcap/tidb/pkg/meta/model"
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"github.com/pingcap/tidb/pkg/parser/ast"
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)
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// TableLockReadContext is the interface to get table lock information.
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type TableLockReadContext interface {
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// CheckTableLocked checks the table lock.
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CheckTableLocked(tblID int64) (bool, ast.TableLockType)
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// GetAllTableLocks gets all table locks table id and db id hold by the session.
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GetAllTableLocks() []model.TableLockTpInfo
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// HasLockedTables uses to check whether this session locked any tables.
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HasLockedTables() bool
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}
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// TableLockContext is the interface to operate table lock.
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type TableLockContext interface {
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TableLockReadContext
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// AddTableLock adds table lock to the session lock map.
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AddTableLock([]model.TableLockTpInfo)
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// ReleaseTableLocks releases table locks in the session lock map.
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ReleaseTableLocks(locks []model.TableLockTpInfo)
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// ReleaseTableLockByTableIDs releases table locks in the session lock map by table IDs.
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ReleaseTableLockByTableIDs(tableIDs []int64)
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// ReleaseAllTableLocks releases all table locks hold by the session.
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ReleaseAllTableLocks()
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}
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