128 lines
4.3 KiB
Go
128 lines
4.3 KiB
Go
// Copyright 2019 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 expression
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import (
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"fmt"
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"math/rand"
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"testing"
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"github.com/pingcap/tidb/pkg/expression/exprctx"
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"github.com/pingcap/tidb/pkg/parser/ast"
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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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"github.com/pingcap/tidb/pkg/util/mock"
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"github.com/stretchr/testify/require"
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)
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func dateTimeFromString(s string) types.Time {
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t, err := types.ParseDate(types.DefaultStmtNoWarningContext, s)
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if err != nil {
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panic(err)
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}
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return t
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}
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var vecBuiltinOtherCases = map[string][]vecExprBenchCase{
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ast.SetVar: {
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{retEvalType: types.ETString, childrenTypes: []types.EvalType{types.ETString, types.ETString}},
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{retEvalType: types.ETInt, childrenTypes: []types.EvalType{types.ETString, types.ETInt}},
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{retEvalType: types.ETReal, childrenTypes: []types.EvalType{types.ETString, types.ETReal}},
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{retEvalType: types.ETDecimal, childrenTypes: []types.EvalType{types.ETString, types.ETDecimal}},
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},
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ast.GetVar: {
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{retEvalType: types.ETString, childrenTypes: []types.EvalType{types.ETString}},
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},
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ast.In: {},
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ast.BitCount: {{retEvalType: types.ETInt, childrenTypes: []types.EvalType{types.ETInt}}},
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ast.GetParam: {
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{
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retEvalType: types.ETString, childrenTypes: []types.EvalType{types.ETInt},
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geners: []dataGenerator{newRangeInt64Gener(0, 10)},
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},
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},
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}
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func TestVectorizedBuiltinOtherFunc(t *testing.T) {
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testVectorizedBuiltinFunc(t, vecBuiltinOtherCases)
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}
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func BenchmarkVectorizedBuiltinOtherFunc(b *testing.B) {
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benchmarkVectorizedBuiltinFunc(b, vecBuiltinOtherCases)
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}
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func TestInDecimal(t *testing.T) {
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ctx := mock.NewContext()
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ft := eType2FieldType(types.ETDecimal)
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col0 := &Column{RetType: ft, Index: 0}
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col1 := &Column{RetType: ft, Index: 1}
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inFunc, err := funcs[ast.In].getFunction(ctx, []Expression{col0, col1})
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require.NoError(t, err)
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require.True(t, inFunc.vectorized() && inFunc.isChildrenVectorized())
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input := chunk.NewChunkWithCapacity([]*types.FieldType{ft, ft}, 1024)
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for i := range 1024 {
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d0 := new(types.MyDecimal)
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d1 := new(types.MyDecimal)
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v := fmt.Sprintf("%d.%d", rand.Intn(1000), rand.Int31())
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require.Nil(t, d0.FromString([]byte(v)))
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v += "00"
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require.Nil(t, d1.FromString([]byte(v)))
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input.Column(0).AppendMyDecimal(d0)
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input.Column(1).AppendMyDecimal(d1)
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require.NotEqual(t, input.Column(0).GetDecimal(i).GetDigitsFrac(), input.Column(1).GetDecimal(i).GetDigitsFrac())
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}
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result := chunk.NewColumn(ft, 1024)
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require.NoError(t, vecEvalType(ctx, inFunc, types.ETInt, input, result))
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for range 1024 {
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require.Equal(t, int64(1), result.GetInt64(0))
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}
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}
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func TestGetParamVec(t *testing.T) {
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ctx := createContext(t)
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params := []types.Datum{
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types.NewIntDatum(123),
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types.NewStringDatum("abc"),
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}
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ctx.GetSessionVars().PlanCacheParams.Append(params...)
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ft := eType2FieldType(types.ETInt)
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col := &Column{RetType: ft, Index: 0}
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fn, err := funcs[ast.GetParam].getFunction(ctx, []Expression{col})
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require.NoError(t, err)
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require.True(t, fn.vectorized() && fn.isChildrenVectorized())
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input := chunk.NewChunkWithCapacity([]*types.FieldType{ft}, 3)
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for i := range params {
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input.Column(0).AppendInt64(int64(i))
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}
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result := chunk.NewColumn(ft, 3)
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require.NoError(t, vecEvalType(ctx, fn, types.ETString, input, result))
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require.Equal(t, len(params), result.Rows())
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for i := range result.Rows() {
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require.False(t, result.IsNull(i))
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val := result.GetString(i)
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str, err := params[i].ToString()
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require.NoError(t, err)
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require.Equal(t, str, val)
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}
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input = chunk.NewChunkWithCapacity([]*types.FieldType{ft}, 3)
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input.Column(0).AppendInt64(1)
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input.Column(0).AppendInt64(2)
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input.Column(0).AppendInt64(int64(len(params)))
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require.Equal(t, exprctx.ErrParamIndexExceedParamCounts, vecEvalType(ctx, fn, types.ETString, input, result))
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}
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