40 lines
1.1 KiB
Go
40 lines
1.1 KiB
Go
// Copyright 2017 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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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cache
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import (
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"github.com/pingcap/tidb/ast"
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"github.com/pingcap/tidb/plan"
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)
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// Value is the interface that every value in LRU Cache should implement.
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type Value interface {
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}
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// SQLCacheValue stores the cached Statement and StmtNode.
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type SQLCacheValue struct {
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StmtNode ast.StmtNode
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Plan plan.Plan
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Expensive bool
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}
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// NewSQLCacheValue creates a SQLCacheValue.
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func NewSQLCacheValue(ast ast.StmtNode, plan plan.Plan, expensive bool) *SQLCacheValue {
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return &SQLCacheValue{
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StmtNode: ast,
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Plan: plan,
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Expensive: expensive,
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}
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}
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