76 lines
2.5 KiB
Go
76 lines
2.5 KiB
Go
// Copyright 2022 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 ddl
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import (
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"context"
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"time"
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"github.com/pingcap/tidb/pkg/ddl/copr"
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"github.com/pingcap/tidb/pkg/ddl/internal/session"
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"github.com/pingcap/tidb/pkg/kv"
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"github.com/pingcap/tidb/pkg/sessionctx/stmtctx"
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"github.com/pingcap/tidb/pkg/sessionctx/variable"
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"github.com/pingcap/tidb/pkg/table"
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"github.com/pingcap/tidb/pkg/types"
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"github.com/pingcap/tidb/pkg/util/chunk"
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)
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type resultChanForTest struct {
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ch chan IndexRecordChunk
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}
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func (r *resultChanForTest) AddTask(rs IndexRecordChunk) {
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r.ch <- rs
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}
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func FetchChunk4Test(copCtx copr.CopContext, tbl table.PhysicalTable, startKey, endKey kv.Key, store kv.Storage,
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batchSize int) *chunk.Chunk {
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variable.SetDDLReorgBatchSize(int32(batchSize))
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task := &reorgBackfillTask{
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id: 1,
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startKey: startKey,
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endKey: endKey,
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physicalTable: tbl,
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}
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taskCh := make(chan *reorgBackfillTask, 5)
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resultCh := make(chan IndexRecordChunk, 5)
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sessPool := session.NewSessionPool(nil, store)
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pool := newCopReqSenderPool(context.Background(), copCtx, store, taskCh, sessPool, nil)
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pool.chunkSender = &resultChanForTest{ch: resultCh}
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pool.adjustSize(1)
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pool.tasksCh <- task
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rs := <-resultCh
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close(taskCh)
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pool.close(false)
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return rs.Chunk
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}
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func ConvertRowToHandleAndIndexDatum(
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handleDataBuf, idxDataBuf []types.Datum,
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row chunk.Row, copCtx copr.CopContext, idxID int64) (kv.Handle, []types.Datum, error) {
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c := copCtx.GetBase()
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idxData := extractDatumByOffsets(row, copCtx.IndexColumnOutputOffsets(idxID), c.ExprColumnInfos, idxDataBuf)
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handleData := extractDatumByOffsets(row, c.HandleOutputOffsets, c.ExprColumnInfos, handleDataBuf)
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handle, err := buildHandle(handleData, c.TableInfo, c.PrimaryKeyInfo, stmtctx.NewStmtCtxWithTimeZone(time.Local))
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return handle, idxData, err
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}
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// ExtractDatumByOffsetsForTest is used for test.
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var ExtractDatumByOffsetsForTest = extractDatumByOffsets
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// CalculateRegionBatchForTest is used for test.
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var CalculateRegionBatchForTest = calculateRegionBatch
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