Files
tidb/pkg/distsql/request_builder_test.go

963 lines
35 KiB
Go

// Copyright 2018 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.
package distsql
import (
"math"
"testing"
"time"
"unsafe"
"github.com/pingcap/kvproto/pkg/coprocessor"
"github.com/pingcap/tidb/pkg/kv"
"github.com/pingcap/tidb/pkg/meta/model"
"github.com/pingcap/tidb/pkg/resourcegroup"
"github.com/pingcap/tidb/pkg/sessionctx/vardef"
"github.com/pingcap/tidb/pkg/tablecodec"
"github.com/pingcap/tidb/pkg/types"
"github.com/pingcap/tidb/pkg/util/codec"
"github.com/pingcap/tidb/pkg/util/collate"
"github.com/pingcap/tidb/pkg/util/memory"
"github.com/pingcap/tidb/pkg/util/paging"
"github.com/pingcap/tidb/pkg/util/ranger"
"github.com/pingcap/tipb/go-tipb"
"github.com/stretchr/testify/require"
clikv "github.com/tikv/client-go/v2/kv"
"github.com/tikv/client-go/v2/tikvrpc"
)
type handleRange struct {
start int64
end int64
}
func TestTableHandlesToKVRanges(t *testing.T) {
handles := []kv.Handle{
kv.IntHandle(0),
kv.IntHandle(2),
kv.IntHandle(3),
kv.IntHandle(4),
kv.IntHandle(5),
kv.IntHandle(10),
kv.IntHandle(11),
kv.IntHandle(100),
kv.IntHandle(9223372036854775806),
kv.IntHandle(9223372036854775807),
} // Build expected key ranges.
hrs := make([]*handleRange, 0, len(handles))
hrs = append(hrs, &handleRange{start: 0, end: 0})
hrs = append(hrs, &handleRange{start: 2, end: 5})
hrs = append(hrs, &handleRange{start: 10, end: 11})
hrs = append(hrs, &handleRange{start: 100, end: 100})
hrs = append(hrs, &handleRange{start: 9223372036854775806, end: 9223372036854775807})
// Build key ranges.
expect := getExpectedRanges(1, hrs)
actual, hints := TableHandlesToKVRanges(1, handles)
// Compare key ranges and expected key ranges.
require.Equal(t, len(expect), len(actual))
require.Equal(t, hints, []int{1, 4, 2, 1, 2})
for i := range actual {
require.Equal(t, expect[i].StartKey, actual[i].StartKey)
require.Equal(t, expect[i].EndKey, actual[i].EndKey)
}
}
func TestTablePartitionHandlesToKVRanges(t *testing.T) {
handles := []kv.Handle{
// Partition handles in different partitions
kv.NewPartitionHandle(1, kv.IntHandle(0)),
kv.NewPartitionHandle(2, kv.IntHandle(2)),
kv.NewPartitionHandle(2, kv.IntHandle(3)),
kv.NewPartitionHandle(2, kv.IntHandle(4)),
kv.NewPartitionHandle(3, kv.IntHandle(5)),
kv.NewPartitionHandle(1, kv.IntHandle(10)),
kv.NewPartitionHandle(2, kv.IntHandle(11)),
kv.NewPartitionHandle(3, kv.IntHandle(100)),
kv.NewPartitionHandle(1, kv.IntHandle(9223372036854775806)),
kv.NewPartitionHandle(1, kv.IntHandle(9223372036854775807)),
}
// Build expected key ranges.
hrs := make([]*handleRange, 0, len(handles))
hrs = append(hrs, &handleRange{start: 0, end: 0})
hrs = append(hrs, &handleRange{start: 2, end: 4})
hrs = append(hrs, &handleRange{start: 5, end: 5})
hrs = append(hrs, &handleRange{start: 10, end: 10})
hrs = append(hrs, &handleRange{start: 11, end: 11})
hrs = append(hrs, &handleRange{start: 100, end: 100})
hrs = append(hrs, &handleRange{start: 9223372036854775806, end: 9223372036854775807})
expect := append(getExpectedRanges(1, hrs[:1]), getExpectedRanges(2, hrs[1:2])...)
expect = append(expect, getExpectedRanges(3, hrs[2:3])...)
expect = append(expect, getExpectedRanges(1, hrs[3:4])...)
expect = append(expect, getExpectedRanges(2, hrs[4:5])...)
expect = append(expect, getExpectedRanges(3, hrs[5:6])...)
expect = append(expect, getExpectedRanges(1, hrs[6:])...)
// Build actual key ranges.
actual, hints := TableHandlesToKVRanges(0, handles)
// Compare key ranges and expected key ranges.
require.Equal(t, len(expect), len(actual))
require.Equal(t, hints, []int{1, 3, 1, 1, 1, 1, 2})
for i := range actual {
require.Equal(t, expect[i].StartKey, actual[i].StartKey)
require.Equal(t, expect[i].EndKey, actual[i].EndKey)
}
}
func TestTableRangesToKVRanges(t *testing.T) {
ranges := []*ranger.Range{
{
LowVal: []types.Datum{types.NewIntDatum(1)},
HighVal: []types.Datum{types.NewIntDatum(2)},
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(2)},
HighVal: []types.Datum{types.NewIntDatum(4)},
LowExclude: true,
HighExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(4)},
HighVal: []types.Datum{types.NewIntDatum(19)},
HighExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(19)},
HighVal: []types.Datum{types.NewIntDatum(32)},
LowExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(34)},
HighVal: []types.Datum{types.NewIntDatum(34)},
LowExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
}
actual := TableRangesToKVRanges(13, ranges)
expect := []kv.KeyRange{
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x13},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x14},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x21},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x23},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x23},
},
}
for i := range expect {
require.Equal(t, expect[i], actual[i])
}
}
func TestIndexRangesToKVRanges(t *testing.T) {
ranges := []*ranger.Range{
{
LowVal: []types.Datum{types.NewIntDatum(1)},
HighVal: []types.Datum{types.NewIntDatum(2)},
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(2)},
HighVal: []types.Datum{types.NewIntDatum(4)},
LowExclude: true,
HighExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(4)},
HighVal: []types.Datum{types.NewIntDatum(19)},
HighExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(19)},
HighVal: []types.Datum{types.NewIntDatum(32)},
LowExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(34)},
HighVal: []types.Datum{types.NewIntDatum(34)},
LowExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
}
expect := []kv.KeyRange{
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x13},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x14},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x21},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x23},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x23},
},
}
actual, err := IndexRangesToKVRanges(DefaultDistSQLContext, 12, 15, ranges)
require.NoError(t, err)
for i := range actual.FirstPartitionRange() {
require.Equal(t, expect[i], actual.FirstPartitionRange()[i])
}
}
func TestRequestBuilder1(t *testing.T) {
ranges := []*ranger.Range{
{
LowVal: []types.Datum{types.NewIntDatum(1)},
HighVal: []types.Datum{types.NewIntDatum(2)},
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(2)},
HighVal: []types.Datum{types.NewIntDatum(4)},
LowExclude: true,
HighExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(4)},
HighVal: []types.Datum{types.NewIntDatum(19)},
HighExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(19)},
HighVal: []types.Datum{types.NewIntDatum(32)},
LowExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(34)},
HighVal: []types.Datum{types.NewIntDatum(34)},
LowExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
}
actual, err := (&RequestBuilder{}).SetHandleRanges(nil, 12, false, ranges).
SetDAGRequest(&tipb.DAGRequest{}).
SetDesc(false).
SetKeepOrder(false).
SetFromSessionVars(DefaultDistSQLContext).
Build()
require.NoError(t, err)
expect := &kv.Request{
Tp: 103,
StartTs: 0x0,
Data: []uint8{0x18, 0x0, 0x20, 0x0, 0x40, 0x0, 0x5a, 0x0},
KeyRanges: kv.NewNonPartitionedKeyRanges([]kv.KeyRange{
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x13},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x14},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x21},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x23},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x23},
},
}),
Cacheable: true,
KeepOrder: false,
Desc: false,
Concurrency: vardef.DefDistSQLScanConcurrency,
IsolationLevel: 0,
Priority: 0,
NotFillCache: false,
ReplicaRead: kv.ReplicaReadLeader,
ReadReplicaScope: kv.GlobalReplicaScope,
ResourceGroupName: resourcegroup.DefaultResourceGroupName,
}
expect.Paging.MinPagingSize = paging.MinPagingSize
expect.Paging.MaxPagingSize = paging.MaxPagingSize
actual.ResourceGroupTagger = nil
require.Equal(t, expect, actual)
}
func TestRequestBuilder2(t *testing.T) {
ranges := []*ranger.Range{
{
LowVal: []types.Datum{types.NewIntDatum(1)},
HighVal: []types.Datum{types.NewIntDatum(2)},
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(2)},
HighVal: []types.Datum{types.NewIntDatum(4)},
LowExclude: true,
HighExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(4)},
HighVal: []types.Datum{types.NewIntDatum(19)},
HighExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(19)},
HighVal: []types.Datum{types.NewIntDatum(32)},
LowExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
{
LowVal: []types.Datum{types.NewIntDatum(34)},
HighVal: []types.Datum{types.NewIntDatum(34)},
LowExclude: true,
Collators: collate.GetBinaryCollatorSlice(1),
},
}
actual, err := (&RequestBuilder{}).SetIndexRanges(DefaultDistSQLContext, 12, 15, ranges).
SetDAGRequest(&tipb.DAGRequest{}).
SetDesc(false).
SetKeepOrder(false).
SetFromSessionVars(DefaultDistSQLContext).
Build()
require.NoError(t, err)
expect := &kv.Request{
Tp: 103,
StartTs: 0x0,
Data: []uint8{0x18, 0x0, 0x20, 0x0, 0x40, 0x0, 0x5a, 0x0},
KeyRanges: kv.NewNonPartitionedKeyRanges([]kv.KeyRange{
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x13},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x14},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x21},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x23},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x23},
},
}),
Cacheable: true,
KeepOrder: false,
Desc: false,
Concurrency: vardef.DefDistSQLScanConcurrency,
IsolationLevel: 0,
Priority: 0,
NotFillCache: false,
ReplicaRead: kv.ReplicaReadLeader,
ReadReplicaScope: kv.GlobalReplicaScope,
ResourceGroupName: resourcegroup.DefaultResourceGroupName,
}
expect.Paging.MinPagingSize = paging.MinPagingSize
expect.Paging.MaxPagingSize = paging.MaxPagingSize
actual.ResourceGroupTagger = nil
require.Equal(t, expect, actual)
}
func TestRequestBuilder3(t *testing.T) {
handles := []kv.Handle{kv.IntHandle(0), kv.IntHandle(2), kv.IntHandle(3), kv.IntHandle(4),
kv.IntHandle(5), kv.IntHandle(10), kv.IntHandle(11), kv.IntHandle(100)}
actual, err := (&RequestBuilder{}).SetTableHandles(15, handles).
SetDAGRequest(&tipb.DAGRequest{}).
SetDesc(false).
SetKeepOrder(false).
SetFromSessionVars(DefaultDistSQLContext).
Build()
require.NoError(t, err)
expect := &kv.Request{
Tp: 103,
StartTs: 0x0,
Data: []uint8{0x18, 0x0, 0x20, 0x0, 0x40, 0x0, 0x5a, 0x0},
KeyRanges: kv.NewNonParitionedKeyRangesWithHint([]kv.KeyRange{
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x64},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x65},
},
}, []int{1, 4, 2, 1}),
Cacheable: true,
KeepOrder: false,
Desc: false,
Concurrency: vardef.DefDistSQLScanConcurrency,
IsolationLevel: 0,
Priority: 0,
NotFillCache: false,
ReplicaRead: kv.ReplicaReadLeader,
ReadReplicaScope: kv.GlobalReplicaScope,
ResourceGroupName: resourcegroup.DefaultResourceGroupName,
}
expect.Paging.MinPagingSize = paging.MinPagingSize
expect.Paging.MaxPagingSize = paging.MaxPagingSize
actual.ResourceGroupTagger = nil
require.Equal(t, expect, actual)
}
func TestRequestBuilder4(t *testing.T) {
keyRanges := []kv.KeyRange{
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x64},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x65},
},
}
actual, err := (&RequestBuilder{}).SetKeyRanges(keyRanges).
SetDAGRequest(&tipb.DAGRequest{}).
SetDesc(false).
SetKeepOrder(false).
SetFromSessionVars(DefaultDistSQLContext).
Build()
require.NoError(t, err)
expect := &kv.Request{
Tp: 103,
StartTs: 0x0,
Data: []uint8{0x18, 0x0, 0x20, 0x0, 0x40, 0x0, 0x5a, 0x0},
KeyRanges: kv.NewNonPartitionedKeyRanges(keyRanges),
Cacheable: true,
KeepOrder: false,
Desc: false,
Concurrency: vardef.DefDistSQLScanConcurrency,
IsolationLevel: 0,
Priority: 0,
NotFillCache: false,
ReplicaRead: kv.ReplicaReadLeader,
ReadReplicaScope: kv.GlobalReplicaScope,
ResourceGroupName: resourcegroup.DefaultResourceGroupName,
}
expect.Paging.MinPagingSize = paging.MinPagingSize
expect.Paging.MaxPagingSize = paging.MaxPagingSize
actual.ResourceGroupTagger = nil
require.Equal(t, expect, actual)
}
func TestRequestBuilder5(t *testing.T) {
keyRanges := []kv.KeyRange{
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc},
},
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x64},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x65},
},
}
actual, err := (&RequestBuilder{}).SetKeyRanges(keyRanges).
SetAnalyzeRequest(&tipb.AnalyzeReq{}, kv.RC).
SetKeepOrder(true).
SetConcurrency(15).
Build()
require.NoError(t, err)
expect := &kv.Request{
Tp: 104,
StartTs: 0x0,
Data: []uint8{0x8, 0x0, 0x18, 0x0, 0x20, 0x0},
KeyRanges: kv.NewNonPartitionedKeyRanges(keyRanges),
KeepOrder: true,
Desc: false,
Concurrency: 15,
IsolationLevel: kv.RC,
Priority: 1,
NotFillCache: true,
ReadReplicaScope: kv.GlobalReplicaScope,
}
require.Equal(t, expect, actual)
}
func TestRequestBuilder6(t *testing.T) {
keyRanges := []kv.KeyRange{
{
StartKey: kv.Key{0x00, 0x01},
EndKey: kv.Key{0x02, 0x03},
},
}
concurrency := 10
actual, err := (&RequestBuilder{}).SetKeyRanges(keyRanges).
SetChecksumRequest(&tipb.ChecksumRequest{}).
SetConcurrency(concurrency).
Build()
require.NoError(t, err)
expect := &kv.Request{
Tp: 105,
StartTs: 0x0,
Data: []uint8{0x10, 0x0, 0x18, 0x0},
KeyRanges: kv.NewNonPartitionedKeyRanges(keyRanges),
KeepOrder: false,
Desc: false,
Concurrency: concurrency,
IsolationLevel: 0,
Priority: 0,
NotFillCache: true,
ReadReplicaScope: kv.GlobalReplicaScope,
}
require.Equal(t, expect, actual)
}
func TestRequestBuilder7(t *testing.T) {
for _, replicaRead := range []struct {
replicaReadType kv.ReplicaReadType
src string
}{
{kv.ReplicaReadLeader, "Leader"},
{kv.ReplicaReadFollower, "Follower"},
{kv.ReplicaReadMixed, "Mixed"},
} {
t.Run(replicaRead.src, func(t *testing.T) {
dctx := NewDistSQLContextForTest()
dctx.ReplicaReadType = replicaRead.replicaReadType
concurrency := 10
actual, err := (&RequestBuilder{}).
SetFromSessionVars(dctx).
SetConcurrency(concurrency).
Build()
require.NoError(t, err)
expect := &kv.Request{
Tp: 0,
StartTs: 0x0,
KeepOrder: false,
KeyRanges: kv.NewNonPartitionedKeyRanges(nil),
Desc: false,
Concurrency: concurrency,
IsolationLevel: 0,
Priority: 0,
NotFillCache: false,
ReplicaRead: replicaRead.replicaReadType,
ReadReplicaScope: kv.GlobalReplicaScope,
ResourceGroupName: resourcegroup.DefaultResourceGroupName,
}
expect.Paging.MinPagingSize = paging.MinPagingSize
expect.Paging.MaxPagingSize = paging.MaxPagingSize
actual.ResourceGroupTagger = nil
require.Equal(t, expect, actual)
})
}
}
func TestRequestBuilder8(t *testing.T) {
dctx := NewDistSQLContextForTest()
dctx.ResourceGroupName = "test"
actual, err := (&RequestBuilder{}).
SetFromSessionVars(dctx).
Build()
require.NoError(t, err)
expect := &kv.Request{
Tp: 0,
StartTs: 0x0,
Data: []uint8(nil),
KeyRanges: kv.NewNonPartitionedKeyRanges(nil),
Concurrency: vardef.DefDistSQLScanConcurrency,
IsolationLevel: 0,
Priority: 0,
MemTracker: (*memory.Tracker)(nil),
SchemaVar: 0,
ReadReplicaScope: kv.GlobalReplicaScope,
ResourceGroupName: "test",
}
expect.Paging.MinPagingSize = paging.MinPagingSize
expect.Paging.MaxPagingSize = paging.MaxPagingSize
actual.ResourceGroupTagger = nil
require.Equal(t, expect, actual)
}
func TestRequestBuilderTiKVClientReadTimeout(t *testing.T) {
dctx := NewDistSQLContextForTest()
dctx.TiKVClientReadTimeout = 100
actual, err := (&RequestBuilder{}).
SetFromSessionVars(dctx).
Build()
require.NoError(t, err)
expect := &kv.Request{
Tp: 0,
StartTs: 0x0,
Data: []uint8(nil),
KeyRanges: kv.NewNonPartitionedKeyRanges(nil),
Concurrency: vardef.DefDistSQLScanConcurrency,
IsolationLevel: 0,
Priority: 0,
MemTracker: (*memory.Tracker)(nil),
SchemaVar: 0,
ReadReplicaScope: kv.GlobalReplicaScope,
TiKVClientReadTimeout: 100,
ResourceGroupName: resourcegroup.DefaultResourceGroupName,
}
expect.Paging.MinPagingSize = paging.MinPagingSize
expect.Paging.MaxPagingSize = paging.MaxPagingSize
actual.ResourceGroupTagger = nil
require.Equal(t, expect, actual)
}
func TestRequestBuilderMaxExecutionTime(t *testing.T) {
dctx := NewDistSQLContextForTest()
dctx.MaxExecutionTime = 100
actual, err := (&RequestBuilder{}).
SetFromSessionVars(dctx).
Build()
require.NoError(t, err)
expect := &kv.Request{
Tp: 0,
StartTs: 0x0,
Data: []uint8(nil),
KeyRanges: kv.NewNonPartitionedKeyRanges(nil),
Concurrency: vardef.DefDistSQLScanConcurrency,
IsolationLevel: 0,
Priority: 0,
MemTracker: (*memory.Tracker)(nil),
SchemaVar: 0,
ReadReplicaScope: kv.GlobalReplicaScope,
MaxExecutionTime: 100,
ResourceGroupName: resourcegroup.DefaultResourceGroupName,
}
expect.Paging.MinPagingSize = paging.MinPagingSize
expect.Paging.MaxPagingSize = paging.MaxPagingSize
actual.ResourceGroupTagger = nil
require.Equal(t, expect, actual)
}
func TestTableRangesToKVRangesWithFbs(t *testing.T) {
ranges := []*ranger.Range{
{
LowVal: []types.Datum{types.NewIntDatum(1)},
HighVal: []types.Datum{types.NewIntDatum(4)},
Collators: collate.GetBinaryCollatorSlice(1),
},
}
actual := TableRangesToKVRanges(0, ranges)
expect := []kv.KeyRange{
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5f, 0x72, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5},
},
}
for i := range actual {
require.Equal(t, expect[i], actual[i])
}
}
func TestIndexRangesToKVRangesWithFbs(t *testing.T) {
ranges := []*ranger.Range{
{
LowVal: []types.Datum{types.NewIntDatum(1)},
HighVal: []types.Datum{types.NewIntDatum(4)},
Collators: collate.GetBinaryCollatorSlice(1),
},
}
actual, err := IndexRangesToKVRanges(DefaultDistSQLContext, 0, 0, ranges)
require.NoError(t, err)
expect := []kv.KeyRange{
{
StartKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1},
EndKey: kv.Key{0x74, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5f, 0x69, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5},
},
}
for i := range actual.FirstPartitionRange() {
require.Equal(t, expect[i], actual.FirstPartitionRange()[i])
}
}
func TestScanLimitConcurrency(t *testing.T) {
dctx := NewDistSQLContextForTest()
for _, tt := range []struct {
tp tipb.ExecType
limit uint64
concurrency int
src string
}{
{tipb.ExecType_TypeTableScan, 1, 1, "TblScan_Def"},
{tipb.ExecType_TypeIndexScan, 1, 1, "IdxScan_Def"},
{tipb.ExecType_TypeTableScan, 1000000, dctx.DistSQLConcurrency, "TblScan_SessionVars"},
{tipb.ExecType_TypeIndexScan, 1000000, dctx.DistSQLConcurrency, "IdxScan_SessionVars"},
} {
t.Run(tt.src, func(t *testing.T) {
firstExec := &tipb.Executor{Tp: tt.tp}
switch tt.tp {
case tipb.ExecType_TypeTableScan:
firstExec.TblScan = &tipb.TableScan{}
case tipb.ExecType_TypeIndexScan:
firstExec.IdxScan = &tipb.IndexScan{}
}
limitExec := &tipb.Executor{Tp: tipb.ExecType_TypeLimit, Limit: &tipb.Limit{Limit: tt.limit}}
dag := &tipb.DAGRequest{Executors: []*tipb.Executor{firstExec, limitExec}}
actual, err := (&RequestBuilder{}).
SetDAGRequest(dag).
SetFromSessionVars(dctx).
Build()
require.NoError(t, err)
require.Equal(t, tt.concurrency, actual.Concurrency)
require.Equal(t, actual.LimitSize, tt.limit)
})
}
}
func TestIndexLookUpPushDownScanConcurrency(t *testing.T) {
dctx := NewDistSQLContextForTest()
for _, tt := range []struct {
name string
limit uint64
concurrency int
}{
{"1", 1, 1},
{"1000000", 1000000, dctx.DistSQLConcurrency},
} {
indexLookUpIndex := uint32(3)
t.Run(tt.name, func(t *testing.T) {
executors := []*tipb.Executor{
{
Tp: tipb.ExecType_TypeIndexScan,
IdxScan: &tipb.IndexScan{},
},
{
Tp: tipb.ExecType_TypeLimit,
Limit: &tipb.Limit{Limit: tt.limit},
ParentIdx: &indexLookUpIndex,
},
{
Tp: tipb.ExecType_TypeTableScan,
TblScan: &tipb.TableScan{},
},
{
Tp: tipb.ExecType_TypeIndexLookUp,
IndexLookup: &tipb.IndexLookUp{},
},
}
dag := &tipb.DAGRequest{Executors: executors}
actual, err := (&RequestBuilder{}).
SetDAGRequest(dag).
SetFromSessionVars(dctx).
Build()
require.NoError(t, err)
require.Equal(t, tt.concurrency, actual.Concurrency)
})
}
}
func getExpectedRanges(tid int64, hrs []*handleRange) []kv.KeyRange {
krs := make([]kv.KeyRange, 0, len(hrs))
for _, hr := range hrs {
low := codec.EncodeInt(nil, hr.start)
high := codec.EncodeInt(nil, hr.end)
high = kv.Key(high).PrefixNext()
startKey := tablecodec.EncodeRowKey(tid, low)
endKey := tablecodec.EncodeRowKey(tid, high)
krs = append(krs, kv.KeyRange{StartKey: startKey, EndKey: endKey})
}
return krs
}
func TestBuildTableRangeIntHandle(t *testing.T) {
type Case struct {
ids []int64
trs []kv.KeyRange
}
low := codec.EncodeInt(nil, math.MinInt64)
high := kv.Key(codec.EncodeInt(nil, math.MaxInt64)).PrefixNext()
cases := []Case{
{ids: []int64{1}, trs: []kv.KeyRange{
{StartKey: tablecodec.EncodeRowKey(1, low), EndKey: tablecodec.EncodeRowKey(1, high)},
}},
{ids: []int64{1, 2, 3}, trs: []kv.KeyRange{
{StartKey: tablecodec.EncodeRowKey(1, low), EndKey: tablecodec.EncodeRowKey(1, high)},
{StartKey: tablecodec.EncodeRowKey(2, low), EndKey: tablecodec.EncodeRowKey(2, high)},
{StartKey: tablecodec.EncodeRowKey(3, low), EndKey: tablecodec.EncodeRowKey(3, high)},
}},
{ids: []int64{1, 3}, trs: []kv.KeyRange{
{StartKey: tablecodec.EncodeRowKey(1, low), EndKey: tablecodec.EncodeRowKey(1, high)},
{StartKey: tablecodec.EncodeRowKey(3, low), EndKey: tablecodec.EncodeRowKey(3, high)},
}},
}
for _, cs := range cases {
t.Log(cs)
tbl := &model.TableInfo{Partition: &model.PartitionInfo{Enable: true}}
for _, id := range cs.ids {
tbl.Partition.Definitions = append(tbl.Partition.Definitions,
model.PartitionDefinition{ID: id})
}
ranges, err := BuildTableRanges(tbl)
require.NoError(t, err)
require.Equal(t, cs.trs, ranges)
}
tbl := &model.TableInfo{ID: 7}
ranges, err := BuildTableRanges(tbl)
require.NoError(t, err)
require.Equal(t, []kv.KeyRange{
{StartKey: tablecodec.EncodeRowKey(7, low), EndKey: tablecodec.EncodeRowKey(7, high)},
}, ranges)
}
func TestBuildTableRangeCommonHandle(t *testing.T) {
type Case struct {
ids []int64
trs []kv.KeyRange
}
low, errL := codec.EncodeKey(time.UTC, nil, []types.Datum{types.MinNotNullDatum()}...)
require.NoError(t, errL)
high, errH := codec.EncodeKey(time.UTC, nil, []types.Datum{types.MaxValueDatum()}...)
require.NoError(t, errH)
high = kv.Key(high).PrefixNext()
cases := []Case{
{ids: []int64{1}, trs: []kv.KeyRange{
{StartKey: tablecodec.EncodeRowKey(1, low), EndKey: tablecodec.EncodeRowKey(1, high)},
}},
{ids: []int64{1, 2, 3}, trs: []kv.KeyRange{
{StartKey: tablecodec.EncodeRowKey(1, low), EndKey: tablecodec.EncodeRowKey(1, high)},
{StartKey: tablecodec.EncodeRowKey(2, low), EndKey: tablecodec.EncodeRowKey(2, high)},
{StartKey: tablecodec.EncodeRowKey(3, low), EndKey: tablecodec.EncodeRowKey(3, high)},
}},
{ids: []int64{1, 3}, trs: []kv.KeyRange{
{StartKey: tablecodec.EncodeRowKey(1, low), EndKey: tablecodec.EncodeRowKey(1, high)},
{StartKey: tablecodec.EncodeRowKey(3, low), EndKey: tablecodec.EncodeRowKey(3, high)},
}},
}
for _, cs := range cases {
t.Log(cs)
tbl := &model.TableInfo{Partition: &model.PartitionInfo{Enable: true}, IsCommonHandle: true}
for _, id := range cs.ids {
tbl.Partition.Definitions = append(tbl.Partition.Definitions,
model.PartitionDefinition{ID: id})
}
ranges, err := BuildTableRanges(tbl)
require.NoError(t, err)
require.Equal(t, cs.trs, ranges)
}
tbl := &model.TableInfo{ID: 7, IsCommonHandle: true}
ranges, errR := BuildTableRanges(tbl)
require.NoError(t, errR)
require.Equal(t, []kv.KeyRange{
{StartKey: tablecodec.EncodeRowKey(7, low), EndKey: tablecodec.EncodeRowKey(7, high)},
}, ranges)
}
func TestRequestBuilderHandle(t *testing.T) {
handles := []kv.Handle{kv.IntHandle(0), kv.IntHandle(2), kv.IntHandle(3), kv.IntHandle(4),
kv.IntHandle(5), kv.IntHandle(10), kv.IntHandle(11), kv.IntHandle(100)}
resourceTagBuilder := kv.NewResourceGroupTagBuilder(nil)
tableID := int64(15)
actual, err := (&RequestBuilder{}).SetTableHandles(tableID, handles).
SetDAGRequest(&tipb.DAGRequest{}).
SetDesc(false).
SetKeepOrder(false).
SetFromSessionVars(DefaultDistSQLContext).
SetResourceGroupTagger(resourceTagBuilder).
Build()
require.NoError(t, err)
ranges := make([]*coprocessor.KeyRange, 0, actual.KeyRanges.TotalRangeNum())
actual.KeyRanges.ForEachPartition(
func(innerRanges []kv.KeyRange) {
for _, ran := range innerRanges {
ranges = append(ranges, (*coprocessor.KeyRange)(unsafe.Pointer(&ran)))
}
})
copReq := coprocessor.Request{
Tp: actual.Tp,
StartTs: actual.StartTs,
Data: actual.Data,
Ranges: ranges,
}
var seed uint32
req := tikvrpc.NewReplicaReadRequest(tikvrpc.CmdCop, &copReq, clikv.ReplicaReadLeader, &seed)
actual.ResourceGroupTagger.Build(req)
// the request should have the resource group tag, and the tag should contain the table id
tag := &tipb.ResourceGroupTag{}
err = tag.Unmarshal(req.ResourceGroupTag)
require.NoError(t, err)
require.Equal(t, tag.TableId, tableID)
}