54 lines
1.9 KiB
Go
54 lines
1.9 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 contextimpl
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import (
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exprctx "github.com/pingcap/tidb/pkg/expression/context"
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"github.com/pingcap/tidb/pkg/parser/model"
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"github.com/pingcap/tidb/pkg/sessionctx"
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"github.com/pingcap/tidb/pkg/sessionctx/variable"
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"github.com/pingcap/tidb/pkg/table/context"
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"github.com/pingcap/tidb/pkg/util/tableutil"
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)
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var _ context.MutateContext = &TableContextImpl{}
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var _ context.AllocatorContext = &TableContextImpl{}
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// TableContextImpl is used to provide context for table operations.
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type TableContextImpl struct {
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sessionctx.Context
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exprCtx exprctx.ExprContext
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}
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// NewTableContextImpl creates a new TableContextImpl.
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func NewTableContextImpl(sctx sessionctx.Context, exprCtx exprctx.ExprContext) *TableContextImpl {
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return &TableContextImpl{Context: sctx, exprCtx: exprCtx}
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}
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// TxnRecordTempTable record the temporary table to the current transaction.
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// This method will be called when the temporary table is modified in the transaction.
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func (ctx *TableContextImpl) TxnRecordTempTable(tbl *model.TableInfo) tableutil.TempTable {
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return ctx.vars().GetTemporaryTable(tbl)
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}
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// GetExprCtx returns the ExprContext
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func (ctx *TableContextImpl) GetExprCtx() exprctx.ExprContext {
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return ctx.exprCtx
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}
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func (ctx *TableContextImpl) vars() *variable.SessionVars {
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return ctx.Context.GetSessionVars()
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}
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