tidb builtin_cast_vec 源码
tidb builtin_cast_vec 代码
文件路径：/expression/builtin_cast_vec.go
// Copyright 2019 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 expression
import (
"math"
"strconv"
"strings"
gotime "time"
"github.com/pingcap/tidb/parser/mysql"
"github.com/pingcap/tidb/types"
"github.com/pingcap/tidb/util/chunk"
)
func (b *builtinCastIntAsDurationSig) vecEvalDuration(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalInt(b.ctx, input, buf); err != nil {
return err
}
result.ResizeGoDuration(n, false)
result.MergeNulls(buf)
i64s := buf.Int64s()
ds := result.GoDurations()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
dur, err := types.NumberToDuration(i64s[i], b.tp.GetDecimal())
if err != nil {
if types.ErrOverflow.Equal(err) {
err = b.ctx.GetSessionVars().StmtCtx.HandleOverflow(err, err)
}
if types.ErrTruncatedWrongVal.Equal(err) {
err = b.ctx.GetSessionVars().StmtCtx.HandleTruncate(err)
}
if err != nil {
return err
}
result.SetNull(i, true)
continue
}
ds[i] = dur.Duration
}
return nil
}
func (*builtinCastIntAsDurationSig) vectorized() bool {
return true
}
func (b *builtinCastIntAsIntSig) vecEvalInt(input *chunk.Chunk, result *chunk.Column) error {
if err := b.args[0].VecEvalInt(b.ctx, input, result); err != nil {
return err
}
if b.inUnion && mysql.HasUnsignedFlag(b.tp.GetFlag()) {
i64s := result.Int64s()
// the null array of result is set by its child args[0],
// so we can skip it here to make this loop simpler to improve its performance.
for i := range i64s {
if i64s[i] < 0 {
i64s[i] = 0
}
}
}
return nil
}
func (*builtinCastIntAsIntSig) vectorized() bool {
return true
}
func (b *builtinCastIntAsRealSig) vecEvalReal(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalInt(b.ctx, input, buf); err != nil {
return err
}
result.ResizeFloat64(n, false)
result.MergeNulls(buf)
i64s := buf.Int64s()
rs := result.Float64s()
hasUnsignedFlag0 := mysql.HasUnsignedFlag(b.tp.GetFlag())
hasUnsignedFlag1 := mysql.HasUnsignedFlag(b.args[0].GetType().GetFlag())
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
if !hasUnsignedFlag0 && !hasUnsignedFlag1 {
rs[i] = float64(i64s[i])
} else if b.inUnion && !hasUnsignedFlag1 && i64s[i] < 0 {
// Round up to 0 if the value is negative but the expression eval type is unsigned in `UNION` statement
// NOTE: the following expressions are equal (so choose the more efficient one):
// `b.inUnion && hasUnsignedFlag0 && !hasUnsignedFlag1 && i64s[i] < 0`
// `b.inUnion && !hasUnsignedFlag1 && i64s[i] < 0`
rs[i] = 0
} else {
// recall that, int to float is different from uint to float
rs[i] = float64(uint64(i64s[i]))
}
}
return nil
}
func (*builtinCastIntAsRealSig) vectorized() bool {
return true
}
func (b *builtinCastRealAsRealSig) vecEvalReal(input *chunk.Chunk, result *chunk.Column) error {
if err := b.args[0].VecEvalReal(b.ctx, input, result); err != nil {
return err
}
n := input.NumRows()
f64s := result.Float64s()
conditionUnionAndUnsigned := b.inUnion && mysql.HasUnsignedFlag(b.tp.GetFlag())
if !conditionUnionAndUnsigned {
return nil
}
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
if f64s[i] < 0 {
f64s[i] = 0
}
}
return nil
}
func (*builtinCastRealAsRealSig) vectorized() bool {
return true
}
func (*builtinCastTimeAsJSONSig) vectorized() bool {
return true
}
func (b *builtinCastTimeAsJSONSig) vecEvalJSON(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err = b.args[0].VecEvalTime(b.ctx, input, buf); err != nil {
return err
}
result.ReserveJSON(n)
tms := buf.Times()
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
continue
}
tp := tms[i].Type()
if tp == mysql.TypeDatetime || tp == mysql.TypeTimestamp {
tms[i].SetFsp(types.MaxFsp)
}
result.AppendJSON(types.CreateBinaryJSON(tms[i]))
}
return nil
}
func (*builtinCastRealAsStringSig) vectorized() bool {
return true
}
func (b *builtinCastRealAsStringSig) vecEvalString(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalReal(b.ctx, input, buf); err != nil {
return err
}
bits := 64
if b.args[0].GetType().GetType() == mysql.TypeFloat {
// b.args[0].EvalReal() casts the value from float32 to float64, for example:
// float32(208.867) is cast to float64(208.86700439)
// If we strconv.FormatFloat the value with 64bits, the result is incorrect!
bits = 32
}
var isNull bool
var res string
f64s := buf.Float64s()
result.ReserveString(n)
sc := b.ctx.GetSessionVars().StmtCtx
for i, v := range f64s {
if buf.IsNull(i) {
result.AppendNull()
continue
}
res, err = types.ProduceStrWithSpecifiedTp(strconv.FormatFloat(v, 'f', -1, bits), b.tp, sc, false)
if err != nil {
return err
}
res, isNull, err = padZeroForBinaryType(res, b.tp, b.ctx)
if err != nil {
return err
}
if isNull {
result.AppendNull()
continue
}
result.AppendString(res)
}
return nil
}
func (*builtinCastDecimalAsStringSig) vectorized() bool {
return true
}
func (b *builtinCastDecimalAsStringSig) vecEvalString(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalDecimal(b.ctx, input, buf); err != nil {
return err
}
sc := b.ctx.GetSessionVars().StmtCtx
vas := buf.Decimals()
result.ReserveString(n)
for i, v := range vas {
if buf.IsNull(i) {
result.AppendNull()
continue
}
res, e := types.ProduceStrWithSpecifiedTp(string(v.ToString()), b.tp, sc, false)
if e != nil {
return e
}
str, b, e1 := padZeroForBinaryType(res, b.tp, b.ctx)
if e1 != nil {
return e1
}
if b {
result.AppendNull()
continue
}
result.AppendString(str)
}
return nil
}
func (*builtinCastTimeAsDecimalSig) vectorized() bool {
return true
}
func (b *builtinCastTimeAsDecimalSig) vecEvalDecimal(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalTime(b.ctx, input, buf); err != nil {
return err
}
result.ResizeDecimal(n, false)
result.MergeNulls(buf)
times := buf.Times()
decs := result.Decimals()
sc := b.ctx.GetSessionVars().StmtCtx
dec := new(types.MyDecimal)
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
*dec = types.MyDecimal{}
times[i].FillNumber(dec)
dec, err = types.ProduceDecWithSpecifiedTp(dec, b.tp, sc)
if err != nil {
return err
}
decs[i] = *dec
}
return nil
}
func (*builtinCastDurationAsIntSig) vectorized() bool {
return true
}
func (b *builtinCastDurationAsIntSig) vecEvalInt(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalDuration(b.ctx, input, buf); err != nil {
return err
}
result.ResizeInt64(n, false)
result.MergeNulls(buf)
i64s := result.Int64s()
var duration types.Duration
ds := buf.GoDurations()
fsp := b.args[0].GetType().GetDecimal()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
duration.Duration = ds[i]
duration.Fsp = fsp
dur, err := duration.RoundFrac(types.DefaultFsp, b.ctx.GetSessionVars().Location())
if err != nil {
return err
}
i64s[i], err = dur.ToNumber().ToInt()
if err != nil {
return err
}
}
return nil
}
func (*builtinCastIntAsTimeSig) vectorized() bool {
return true
}
func (b *builtinCastIntAsTimeSig) vecEvalTime(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalInt(b.ctx, input, buf); err != nil {
return err
}
result.ResizeTime(n, false)
result.MergeNulls(buf)
times := result.Times()
i64s := buf.Int64s()
stmt := b.ctx.GetSessionVars().StmtCtx
fsp := b.tp.GetDecimal()
var tm types.Time
for i := 0; i < n; i++ {
if buf.IsNull(i) {
continue
}
if b.args[0].GetType().GetType() == mysql.TypeYear {
tm, err = types.ParseTimeFromYear(stmt, i64s[i])
} else {
tm, err = types.ParseTimeFromNum(stmt, i64s[i], b.tp.GetType(), fsp)
}
if err != nil {
if err = handleInvalidTimeError(b.ctx, err); err != nil {
return err
}
result.SetNull(i, true)
continue
}
times[i] = tm
if b.tp.GetType() == mysql.TypeDate {
// Truncate hh:mm:ss part if the type is Date.
times[i].SetCoreTime(types.FromDate(tm.Year(), tm.Month(), tm.Day(), 0, 0, 0, 0))
}
}
return nil
}
func (*builtinCastRealAsJSONSig) vectorized() bool {
return true
}
func (b *builtinCastRealAsJSONSig) vecEvalJSON(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalReal(b.ctx, input, buf); err != nil {
return err
}
f64s := buf.Float64s()
result.ReserveJSON(n)
for i := 0; i < n; i++ {
// FIXME: `select json_type(cast(1111.11 as json))` should return `DECIMAL`, we return `DOUBLE` now.```
if buf.IsNull(i) {
result.AppendNull()
} else {
result.AppendJSON(types.CreateBinaryJSON(f64s[i]))
}
}
return nil
}
func (*builtinCastJSONAsRealSig) vectorized() bool {
return true
}
func (b *builtinCastJSONAsRealSig) vecEvalReal(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalJSON(b.ctx, input, buf); err != nil {
return err
}
result.ResizeFloat64(n, false)
result.MergeNulls(buf)
f64s := result.Float64s()
sc := b.ctx.GetSessionVars().StmtCtx
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
f64s[i], err = types.ConvertJSONToFloat(sc, buf.GetJSON(i))
if err != nil {
return err
}
}
return nil
}
func (*builtinCastJSONAsTimeSig) vectorized() bool {
return true
}
func (b *builtinCastJSONAsTimeSig) vecEvalTime(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalJSON(b.ctx, input, buf); err != nil {
return err
}
result.ResizeTime(n, false)
result.MergeNulls(buf)
times := result.Times()
stmtCtx := b.ctx.GetSessionVars().StmtCtx
ts, err := getStmtTimestamp(b.ctx)
if err != nil {
ts = gotime.Now()
}
fsp := b.tp.GetDecimal()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
val := buf.GetJSON(i)
if err != nil {
return err
}
switch val.TypeCode {
case types.JSONTypeCodeDate, types.JSONTypeCodeDatetime, types.JSONTypeCodeTimestamp:
tm := val.GetTime()
times[i] = tm
times[i].SetType(b.tp.GetType())
if b.tp.GetType() == mysql.TypeDate {
// Truncate hh:mm:ss part if the type is Date.
times[i].SetCoreTime(types.FromDate(tm.Year(), tm.Month(), tm.Day(), 0, 0, 0, 0))
}
case types.JSONTypeCodeDuration:
duration := val.GetDuration()
sc := b.ctx.GetSessionVars().StmtCtx
tm, err := duration.ConvertToTimeWithTimestamp(sc, b.tp.GetType(), ts)
if err != nil {
if err = handleInvalidTimeError(b.ctx, err); err != nil {
return err
}
result.SetNull(i, true)
continue
}
tm, err = tm.RoundFrac(stmtCtx, fsp)
if err != nil {
return err
}
times[i] = tm
case types.JSONTypeCodeString:
s, err := val.Unquote()
if err != nil {
return err
}
tm, err := types.ParseTime(stmtCtx, s, b.tp.GetType(), fsp)
if err != nil {
if err = handleInvalidTimeError(b.ctx, err); err != nil {
return err
}
result.SetNull(i, true)
continue
}
times[i] = tm
if b.tp.GetType() == mysql.TypeDate {
// Truncate hh:mm:ss part if the type is Date.
times[i].SetCoreTime(types.FromDate(tm.Year(), tm.Month(), tm.Day(), 0, 0, 0, 0))
}
default:
err = types.ErrTruncatedWrongVal.GenWithStackByArgs(types.TypeStr(b.tp.GetType()), val.String())
if err = handleInvalidTimeError(b.ctx, err); err != nil {
return err
}
result.SetNull(i, true)
}
}
return nil
}
func (*builtinCastRealAsTimeSig) vectorized() bool {
return true
}
func (b *builtinCastRealAsTimeSig) vecEvalTime(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalReal(b.ctx, input, buf); err != nil {
return err
}
result.ResizeTime(n, false)
result.MergeNulls(buf)
times := result.Times()
f64s := buf.Float64s()
stmt := b.ctx.GetSessionVars().StmtCtx
fsp := b.tp.GetDecimal()
for i := 0; i < n; i++ {
if buf.IsNull(i) {
continue
}
fv := strconv.FormatFloat(f64s[i], 'f', -1, 64)
if fv == "0" {
times[i] = types.ZeroTime
continue
}
tm, err := types.ParseTimeFromFloatString(stmt, fv, b.tp.GetType(), fsp)
if err != nil {
if err = handleInvalidTimeError(b.ctx, err); err != nil {
return err
}
result.SetNull(i, true)
continue
}
times[i] = tm
if b.tp.GetType() == mysql.TypeDate {
// Truncate hh:mm:ss part if the type is Date.
times[i].SetCoreTime(types.FromDate(tm.Year(), tm.Month(), tm.Day(), 0, 0, 0, 0))
}
}
return nil
}
func (*builtinCastDecimalAsDecimalSig) vectorized() bool {
return true
}
func (b *builtinCastDecimalAsDecimalSig) vecEvalDecimal(input *chunk.Chunk, result *chunk.Column) error {
if err := b.args[0].VecEvalDecimal(b.ctx, input, result); err != nil {
return err
}
n := input.NumRows()
decs := result.Decimals()
sc := b.ctx.GetSessionVars().StmtCtx
conditionUnionAndUnsigned := b.inUnion && mysql.HasUnsignedFlag(b.tp.GetFlag())
dec := new(types.MyDecimal)
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
*dec = types.MyDecimal{}
if !(conditionUnionAndUnsigned && decs[i].IsNegative()) {
*dec = decs[i]
}
dec, err := types.ProduceDecWithSpecifiedTp(dec, b.tp, sc)
if err != nil {
return err
}
decs[i] = *dec
}
return nil
}
func (*builtinCastDurationAsTimeSig) vectorized() bool {
return true
}
func (b *builtinCastDurationAsTimeSig) vecEvalTime(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalDuration(b.ctx, input, buf); err != nil {
return err
}
result.ResizeTime(n, false)
result.MergeNulls(buf)
var duration types.Duration
ds := buf.GoDurations()
times := result.Times()
stmtCtx := b.ctx.GetSessionVars().StmtCtx
ts, err := getStmtTimestamp(b.ctx)
if err != nil {
ts = gotime.Now()
}
fsp := b.tp.GetDecimal()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
duration.Duration = ds[i]
duration.Fsp = fsp
tm, err := duration.ConvertToTimeWithTimestamp(stmtCtx, b.tp.GetType(), ts)
if err != nil {
if err = handleInvalidTimeError(b.ctx, err); err != nil {
return err
}
result.SetNull(i, true)
continue
}
tm, err = tm.RoundFrac(stmtCtx, fsp)
if err != nil {
return err
}
times[i] = tm
}
return nil
}
func (*builtinCastIntAsStringSig) vectorized() bool {
return true
}
func (b *builtinCastIntAsStringSig) vecEvalString(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalInt(b.ctx, input, buf); err != nil {
return err
}
tp := b.args[0].GetType()
isUnsigned := mysql.HasUnsignedFlag(tp.GetFlag())
isYearType := tp.GetType() == mysql.TypeYear
result.ReserveString(n)
i64s := buf.Int64s()
for i := 0; i < n; i++ {
var str string
if buf.IsNull(i) {
result.AppendNull()
continue
}
if !isUnsigned {
str = strconv.FormatInt(i64s[i], 10)
} else {
str = strconv.FormatUint(uint64(i64s[i]), 10)
}
if isYearType && str == "0" {
str = "0000"
}
str, err = types.ProduceStrWithSpecifiedTp(str, b.tp, b.ctx.GetSessionVars().StmtCtx, false)
if err != nil {
return err
}
var d bool
str, d, err = padZeroForBinaryType(str, b.tp, b.ctx)
if err != nil {
return err
}
if d {
result.AppendNull()
} else {
result.AppendString(str)
}
}
return nil
}
func (*builtinCastRealAsIntSig) vectorized() bool {
return true
}
func (b *builtinCastRealAsIntSig) vecEvalInt(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalReal(b.ctx, input, buf); err != nil {
return err
}
result.ResizeInt64(n, false)
result.MergeNulls(buf)
i64s := result.Int64s()
f64s := buf.Float64s()
unsigned := mysql.HasUnsignedFlag(b.tp.GetFlag())
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
if !unsigned {
i64s[i], err = types.ConvertFloatToInt(f64s[i], types.IntergerSignedLowerBound(mysql.TypeLonglong), types.IntergerSignedUpperBound(mysql.TypeLonglong), mysql.TypeLonglong)
} else if b.inUnion && f64s[i] < 0 {
i64s[i] = 0
} else {
var uintVal uint64
sc := b.ctx.GetSessionVars().StmtCtx
uintVal, err = types.ConvertFloatToUint(sc, f64s[i], types.IntergerUnsignedUpperBound(mysql.TypeLonglong), mysql.TypeLonglong)
i64s[i] = int64(uintVal)
}
if types.ErrOverflow.Equal(err) {
err = b.ctx.GetSessionVars().StmtCtx.HandleOverflow(err, err)
}
if err != nil {
return err
}
}
return nil
}
func (*builtinCastTimeAsRealSig) vectorized() bool {
return true
}
func (b *builtinCastTimeAsRealSig) vecEvalReal(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalTime(b.ctx, input, buf); err != nil {
return err
}
result.ResizeFloat64(n, false)
result.MergeNulls(buf)
times := buf.Times()
f64s := result.Float64s()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
f64, err := times[i].ToNumber().ToFloat64()
if err != nil {
if types.ErrOverflow.Equal(err) {
err = b.ctx.GetSessionVars().StmtCtx.HandleOverflow(err, err)
}
if err != nil {
return err
}
result.SetNull(i, true)
continue
}
f64s[i] = f64
}
return nil
}
func (*builtinCastStringAsJSONSig) vectorized() bool {
return true
}
func (b *builtinCastStringAsJSONSig) vecEvalJSON(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err = b.args[0].VecEvalString(b.ctx, input, buf); err != nil {
return err
}
result.ReserveJSON(n)
typ := b.args[0].GetType()
if types.IsBinaryStr(typ) {
var res types.BinaryJSON
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
continue
}
val := buf.GetBytes(i)
resultBuf := val
if typ.GetType() == mysql.TypeString {
// only for BINARY: the tailing zero should also be in the opaque json
resultBuf = make([]byte, typ.GetFlen())
copy(resultBuf, val)
}
res = types.CreateBinaryJSON(types.Opaque{
TypeCode: b.args[0].GetType().GetType(),
Buf: resultBuf,
})
result.AppendJSON(res)
}
} else if mysql.HasParseToJSONFlag(b.tp.GetFlag()) {
var res types.BinaryJSON
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
continue
}
res, err = types.ParseBinaryJSONFromString(buf.GetString(i))
if err != nil {
return err
}
result.AppendJSON(res)
}
} else {
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
continue
}
result.AppendJSON(types.CreateBinaryJSON(buf.GetString(i)))
}
}
return nil
}
func (*builtinCastRealAsDecimalSig) vectorized() bool {
return true
}
func (b *builtinCastRealAsDecimalSig) vecEvalDecimal(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err = b.args[0].VecEvalReal(b.ctx, input, buf); err != nil {
return err
}
result.ResizeDecimal(n, false)
result.MergeNulls(buf)
bufreal := buf.Float64s()
resdecimal := result.Decimals()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
if !b.inUnion || bufreal[i] >= 0 {
if err = resdecimal[i].FromFloat64(bufreal[i]); err != nil {
if types.ErrOverflow.Equal(err) {
warnErr := types.ErrTruncatedWrongVal.GenWithStackByArgs("DECIMAL", b.args[0])
err = b.ctx.GetSessionVars().StmtCtx.HandleOverflow(err, warnErr)
} else if types.ErrTruncated.Equal(err) {
// This behavior is consistent with MySQL.
err = nil
}
if err != nil {
return err
}
}
}
dec, err := types.ProduceDecWithSpecifiedTp(&resdecimal[i], b.tp, b.ctx.GetSessionVars().StmtCtx)
if err != nil {
return err
}
resdecimal[i] = *dec
}
return nil
}
func (*builtinCastStringAsIntSig) vectorized() bool {
return true
}
func (b *builtinCastStringAsIntSig) vecEvalInt(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
if b.args[0].GetType().Hybrid() || IsBinaryLiteral(b.args[0]) {
return b.args[0].VecEvalInt(b.ctx, input, result)
}
// Take the implicit evalInt path if possible.
if CanImplicitEvalInt(b.args[0]) {
return b.args[0].VecEvalInt(b.ctx, input, result)
}
result.ResizeInt64(n, false)
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalString(b.ctx, input, buf); err != nil {
return err
}
result.MergeNulls(buf)
sc := b.ctx.GetSessionVars().StmtCtx
i64s := result.Int64s()
isUnsigned := mysql.HasUnsignedFlag(b.tp.GetFlag())
unionUnsigned := isUnsigned && b.inUnion
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
var (
res int64
ures uint64
)
val := strings.TrimSpace(buf.GetString(i))
isNegative := len(val) > 1 && val[0] == '-'
if !isNegative {
ures, err = types.StrToUint(sc, val, true)
if !isUnsigned && err == nil && ures > uint64(math.MaxInt64) {
sc.AppendWarning(types.ErrCastAsSignedOverflow)
}
res = int64(ures)
} else if unionUnsigned {
res = 0
} else {
res, err = types.StrToInt(sc, val, true)
if err == nil && isUnsigned {
// If overflow, don't append this warnings
sc.AppendWarning(types.ErrCastNegIntAsUnsigned)
}
}
res, err = b.handleOverflow(res, val, err, isNegative)
if err != nil {
return err
}
i64s[i] = res
}
return nil
}
func (*builtinCastStringAsDurationSig) vectorized() bool {
return true
}
func (b *builtinCastStringAsDurationSig) vecEvalDuration(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalString(b.ctx, input, buf); err != nil {
return err
}
result.ResizeGoDuration(n, false)
result.MergeNulls(buf)
ds := result.GoDurations()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
dur, isNull, err := types.ParseDuration(b.ctx.GetSessionVars().StmtCtx, buf.GetString(i), b.tp.GetDecimal())
if err != nil {
if types.ErrTruncatedWrongVal.Equal(err) {
err = b.ctx.GetSessionVars().StmtCtx.HandleTruncate(err)
}
if err != nil {
return err
}
if isNull {
result.SetNull(i, true)
continue
}
}
ds[i] = dur.Duration
}
return nil
}
func (*builtinCastDurationAsDecimalSig) vectorized() bool {
return true
}
func (b *builtinCastDurationAsDecimalSig) vecEvalDecimal(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalDuration(b.ctx, input, buf); err != nil {
return err
}
result.ResizeDecimal(n, false)
result.MergeNulls(buf)
d64s := result.Decimals()
var duration types.Duration
ds := buf.GoDurations()
sc := b.ctx.GetSessionVars().StmtCtx
fsp := b.args[0].GetType().GetDecimal()
if fsp, err = types.CheckFsp(fsp); err != nil {
return err
}
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
duration.Duration = ds[i]
duration.Fsp = fsp
res, err := types.ProduceDecWithSpecifiedTp(duration.ToNumber(), b.tp, sc)
if err != nil {
return err
}
d64s[i] = *res
}
return nil
}
func (*builtinCastIntAsDecimalSig) vectorized() bool {
return true
}
func (b *builtinCastIntAsDecimalSig) vecEvalDecimal(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalInt(b.ctx, input, buf); err != nil {
return err
}
isUnsignedTp := mysql.HasUnsignedFlag(b.tp.GetFlag())
isUnsignedArgs0 := mysql.HasUnsignedFlag(b.args[0].GetType().GetFlag())
nums := buf.Int64s()
result.ResizeDecimal(n, false)
result.MergeNulls(buf)
decs := result.Decimals()
sc := b.ctx.GetSessionVars().StmtCtx
dec := new(types.MyDecimal)
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
*dec = types.MyDecimal{}
if !isUnsignedTp && !isUnsignedArgs0 {
dec.FromInt(nums[i])
} else if b.inUnion && !isUnsignedArgs0 && nums[i] < 0 {
dec.FromUint(0)
} else {
dec.FromUint(uint64(nums[i]))
}
dec, err = types.ProduceDecWithSpecifiedTp(dec, b.tp, sc)
if err != nil {
return err
}
decs[i] = *dec
}
return nil
}
func (*builtinCastIntAsJSONSig) vectorized() bool {
return true
}
func (b *builtinCastIntAsJSONSig) vecEvalJSON(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalInt(b.ctx, input, buf); err != nil {
return err
}
nums := buf.Int64s()
result.ReserveJSON(n)
if mysql.HasIsBooleanFlag(b.args[0].GetType().GetFlag()) {
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
} else {
result.AppendJSON(types.CreateBinaryJSON(nums[i] != 0))
}
}
} else if mysql.HasUnsignedFlag(b.args[0].GetType().GetFlag()) {
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
} else {
result.AppendJSON(types.CreateBinaryJSON(uint64(nums[i])))
}
}
} else {
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
} else {
result.AppendJSON(types.CreateBinaryJSON(nums[i]))
}
}
}
return nil
}
func (*builtinCastJSONAsJSONSig) vectorized() bool {
return true
}
func (b *builtinCastJSONAsJSONSig) vecEvalJSON(input *chunk.Chunk, result *chunk.Column) error {
return b.args[0].VecEvalJSON(b.ctx, input, result)
}
func (*builtinCastJSONAsStringSig) vectorized() bool {
return true
}
func (b *builtinCastJSONAsStringSig) vecEvalString(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalJSON(b.ctx, input, buf); err != nil {
return err
}
result.ReserveString(n)
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
continue
}
result.AppendString(buf.GetJSON(i).String())
}
return nil
}
func (*builtinCastDurationAsRealSig) vectorized() bool {
return true
}
func (b *builtinCastDurationAsRealSig) vecEvalReal(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err = b.args[0].VecEvalDuration(b.ctx, input, buf); err != nil {
return err
}
result.ResizeFloat64(n, false)
result.MergeNulls(buf)
f64s := result.Float64s()
var duration types.Duration
fsp := b.args[0].GetType().GetDecimal()
if fsp, err = types.CheckFsp(fsp); err != nil {
return err
}
ds := buf.GoDurations()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
duration.Duration = ds[i]
duration.Fsp = fsp
if f64s[i], err = duration.ToNumber().ToFloat64(); err != nil {
return err
}
}
return nil
}
func (*builtinCastJSONAsIntSig) vectorized() bool {
return true
}
func (b *builtinCastJSONAsIntSig) vecEvalInt(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalJSON(b.ctx, input, buf); err != nil {
return err
}
result.ResizeInt64(n, false)
result.MergeNulls(buf)
i64s := result.Int64s()
sc := b.ctx.GetSessionVars().StmtCtx
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
i64s[i], err = types.ConvertJSONToInt64(sc, buf.GetJSON(i), mysql.HasUnsignedFlag(b.tp.GetFlag()))
if err != nil {
return err
}
}
return nil
}
func (*builtinCastRealAsDurationSig) vectorized() bool {
return true
}
func (b *builtinCastRealAsDurationSig) vecEvalDuration(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalReal(b.ctx, input, buf); err != nil {
return err
}
result.ResizeGoDuration(n, false)
result.MergeNulls(buf)
f64s := buf.Float64s()
ds := result.GoDurations()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
dur, _, err := types.ParseDuration(b.ctx.GetSessionVars().StmtCtx, strconv.FormatFloat(f64s[i], 'f', -1, 64), b.tp.GetDecimal())
if err != nil {
if types.ErrTruncatedWrongVal.Equal(err) {
err = b.ctx.GetSessionVars().StmtCtx.HandleTruncate(err)
if err != nil {
return err
}
// ErrTruncatedWrongVal needs to be considered NULL.
result.SetNull(i, true)
continue
}
return err
}
ds[i] = dur.Duration
}
return nil
}
func (*builtinCastTimeAsDurationSig) vectorized() bool {
return true
}
func (b *builtinCastTimeAsDurationSig) vecEvalDuration(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
arg0, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(arg0)
if err := b.args[0].VecEvalTime(b.ctx, input, arg0); err != nil {
return err
}
arg0s := arg0.Times()
result.ResizeGoDuration(n, false)
result.MergeNulls(arg0)
ds := result.GoDurations()
for i, t := range arg0s {
if result.IsNull(i) {
continue
}
d, err := t.ConvertToDuration()
if err != nil {
return err
}
d, err = d.RoundFrac(b.tp.GetDecimal(), b.ctx.GetSessionVars().Location())
if err != nil {
return err
}
ds[i] = d.Duration
}
return nil
}
func (*builtinCastDurationAsDurationSig) vectorized() bool {
return true
}
func (b *builtinCastDurationAsDurationSig) vecEvalDuration(input *chunk.Chunk, result *chunk.Column) error {
var err error
if err = b.args[0].VecEvalDuration(b.ctx, input, result); err != nil {
return err
}
res := result.GoDurations()
dur := &types.Duration{
Fsp: types.UnspecifiedFsp,
}
var rd types.Duration
for i, v := range res {
if result.IsNull(i) {
continue
}
dur.Duration = v
rd, err = dur.RoundFrac(b.tp.GetDecimal(), b.ctx.GetSessionVars().Location())
if err != nil {
return err
}
res[i] = rd.Duration
}
return nil
}
func (*builtinCastDurationAsStringSig) vectorized() bool {
return true
}
func (b *builtinCastDurationAsStringSig) vecEvalString(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalDuration(b.ctx, input, buf); err != nil {
return err
}
var res string
var isNull bool
sc := b.ctx.GetSessionVars().StmtCtx
result.ReserveString(n)
fsp := b.args[0].GetType().GetDecimal()
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
continue
}
res, err = types.ProduceStrWithSpecifiedTp(buf.GetDuration(i, fsp).String(), b.tp, sc, false)
if err != nil {
return err
}
res, isNull, err = padZeroForBinaryType(res, b.tp, b.ctx)
if err != nil {
return err
}
if isNull {
result.AppendNull()
continue
}
result.AppendString(res)
}
return nil
}
func (*builtinCastDecimalAsRealSig) vectorized() bool {
return true
}
func (b *builtinCastDecimalAsRealSig) vecEvalReal(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalDecimal(b.ctx, input, buf); err != nil {
return err
}
result.ResizeFloat64(n, false)
result.MergeNulls(buf)
d := buf.Decimals()
rs := result.Float64s()
inUnionAndUnsigned := b.inUnion && mysql.HasUnsignedFlag(b.tp.GetFlag())
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
if inUnionAndUnsigned && d[i].IsNegative() {
rs[i] = 0
continue
}
res, err := d[i].ToFloat64()
if err != nil {
if types.ErrOverflow.Equal(err) {
err = b.ctx.GetSessionVars().StmtCtx.HandleOverflow(err, err)
}
if err != nil {
return err
}
result.SetNull(i, true)
continue
}
rs[i] = res
}
return nil
}
func (*builtinCastDecimalAsTimeSig) vectorized() bool {
return true
}
func (b *builtinCastDecimalAsTimeSig) vecEvalTime(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalDecimal(b.ctx, input, buf); err != nil {
return err
}
result.ResizeTime(n, false)
result.MergeNulls(buf)
times := result.Times()
decimals := buf.Decimals()
stmt := b.ctx.GetSessionVars().StmtCtx
fsp := b.tp.GetDecimal()
for i := 0; i < n; i++ {
if buf.IsNull(i) {
continue
}
tm, err := types.ParseTimeFromFloatString(stmt, string(decimals[i].ToString()), b.tp.GetType(), fsp)
if err != nil {
if err = handleInvalidTimeError(b.ctx, err); err != nil {
return err
}
result.SetNull(i, true)
continue
}
times[i] = tm
if b.tp.GetType() == mysql.TypeDate {
// Truncate hh:mm:ss part if the type is Date.
times[i].SetCoreTime(types.FromDate(tm.Year(), tm.Month(), tm.Day(), 0, 0, 0, 0))
}
}
return nil
}
func (*builtinCastTimeAsIntSig) vectorized() bool {
return true
}
func (b *builtinCastTimeAsIntSig) vecEvalInt(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalTime(b.ctx, input, buf); err != nil {
return err
}
result.ResizeInt64(n, false)
result.MergeNulls(buf)
times := buf.Times()
i64s := result.Int64s()
sc := b.ctx.GetSessionVars().StmtCtx
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
t, err := times[i].RoundFrac(sc, types.DefaultFsp)
if err != nil {
return err
}
i64s[i], err = t.ToNumber().ToInt()
if err != nil {
return err
}
}
return nil
}
func (*builtinCastTimeAsTimeSig) vectorized() bool {
return true
}
func (b *builtinCastTimeAsTimeSig) vecEvalTime(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
if err := b.args[0].VecEvalTime(b.ctx, input, result); err != nil {
return err
}
times := result.Times()
stmt := b.ctx.GetSessionVars().StmtCtx
fsp := b.tp.GetDecimal()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
res, err := times[i].Convert(stmt, b.tp.GetType())
if err != nil {
if err = handleInvalidTimeError(b.ctx, err); err != nil {
return err
}
result.SetNull(i, true)
continue
}
tm, err := res.RoundFrac(stmt, fsp)
if err != nil {
return err
}
times[i] = tm
if b.tp.GetType() == mysql.TypeDate {
// Truncate hh:mm:ss part if the type is Date.
times[i].SetCoreTime(types.FromDate(tm.Year(), tm.Month(), tm.Day(), 0, 0, 0, 0))
times[i].SetType(b.tp.GetType())
}
}
return nil
}
func (*builtinCastTimeAsStringSig) vectorized() bool {
return true
}
func (b *builtinCastTimeAsStringSig) vecEvalString(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalTime(b.ctx, input, buf); err != nil {
return err
}
var res string
var isNull bool
sc := b.ctx.GetSessionVars().StmtCtx
vas := buf.Times()
result.ReserveString(n)
for i, v := range vas {
if buf.IsNull(i) {
result.AppendNull()
continue
}
res, err = types.ProduceStrWithSpecifiedTp(v.String(), b.tp, sc, false)
if err != nil {
return err
}
res, isNull, err = padZeroForBinaryType(res, b.tp, b.ctx)
if err != nil {
return err
}
if isNull {
result.AppendNull()
continue
}
result.AppendString(res)
}
return nil
}
func (*builtinCastJSONAsDecimalSig) vectorized() bool {
return true
}
func (b *builtinCastJSONAsDecimalSig) vecEvalDecimal(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err = b.args[0].VecEvalJSON(b.ctx, input, buf); err != nil {
return err
}
sc := b.ctx.GetSessionVars().StmtCtx
result.ResizeDecimal(n, false)
result.MergeNulls(buf)
res := result.Decimals()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
tempres, err := types.ConvertJSONToDecimal(sc, buf.GetJSON(i))
if err != nil {
return err
}
tempres, err = types.ProduceDecWithSpecifiedTp(tempres, b.tp, sc)
if err != nil {
return err
}
res[i] = *tempres
}
return nil
}
func (*builtinCastStringAsRealSig) vectorized() bool {
return true
}
func (b *builtinCastStringAsRealSig) vecEvalReal(input *chunk.Chunk, result *chunk.Column) error {
if IsBinaryLiteral(b.args[0]) {
return b.args[0].VecEvalReal(b.ctx, input, result)
}
// Take the implicit evalReal path if possible.
if CanImplicitEvalReal(b.args[0]) {
return b.args[0].VecEvalReal(b.ctx, input, result)
}
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err = b.args[0].VecEvalString(b.ctx, input, buf); err != nil {
return err
}
result.ResizeFloat64(n, false)
result.MergeNulls(buf)
ret := result.Float64s()
sc := b.ctx.GetSessionVars().StmtCtx
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
res, err := types.StrToFloat(sc, buf.GetString(i), true)
if err != nil {
return err
}
if b.inUnion && mysql.HasUnsignedFlag(b.tp.GetFlag()) && res < 0 {
res = 0
}
res, err = types.ProduceFloatWithSpecifiedTp(res, b.tp, sc)
if err != nil {
return err
}
ret[i] = res
}
return nil
}
func (*builtinCastStringAsDecimalSig) vectorized() bool {
return true
}
func (b *builtinCastStringAsDecimalSig) vecEvalDecimal(input *chunk.Chunk, result *chunk.Column) error {
if IsBinaryLiteral(b.args[0]) {
return b.args[0].VecEvalDecimal(b.ctx, input, result)
}
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err = b.args[0].VecEvalString(b.ctx, input, buf); err != nil {
return err
}
result.ResizeDecimal(n, false)
result.MergeNulls(buf)
res := result.Decimals()
stmtCtx := b.ctx.GetSessionVars().StmtCtx
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
val := strings.TrimSpace(buf.GetString(i))
isNegative := len(val) > 0 && val[0] == '-'
dec := new(types.MyDecimal)
if !(b.inUnion && mysql.HasUnsignedFlag(b.tp.GetFlag()) && isNegative) {
if err := stmtCtx.HandleTruncate(dec.FromString([]byte(val))); err != nil {
return err
}
dec, err := types.ProduceDecWithSpecifiedTp(dec, b.tp, stmtCtx)
if err != nil {
return err
}
res[i] = *dec
}
}
return nil
}
func (*builtinCastStringAsTimeSig) vectorized() bool {
return true
}
func (b *builtinCastStringAsTimeSig) vecEvalTime(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalString(b.ctx, input, buf); err != nil {
return err
}
result.ResizeTime(n, false)
result.MergeNulls(buf)
times := result.Times()
stmtCtx := b.ctx.GetSessionVars().StmtCtx
fsp := b.tp.GetDecimal()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
tm, err := types.ParseTime(stmtCtx, buf.GetString(i), b.tp.GetType(), fsp)
if err != nil {
if err = handleInvalidTimeError(b.ctx, err); err != nil {
return err
}
result.SetNull(i, true)
continue
}
if tm.IsZero() && b.ctx.GetSessionVars().SQLMode.HasNoZeroDateMode() {
err = handleInvalidTimeError(b.ctx, types.ErrWrongValue.GenWithStackByArgs(types.DateTimeStr, tm.String()))
if err != nil {
return err
}
result.SetNull(i, true)
continue
}
times[i] = tm
if b.tp.GetType() == mysql.TypeDate {
// Truncate hh:mm:ss part if the type is Date.
times[i].SetCoreTime(types.FromDate(tm.Year(), tm.Month(), tm.Day(), 0, 0, 0, 0))
}
}
return nil
}
func (*builtinCastDecimalAsIntSig) vectorized() bool {
return true
}
func (b *builtinCastDecimalAsIntSig) vecEvalInt(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalDecimal(b.ctx, input, buf); err != nil {
return err
}
result.ResizeInt64(n, false)
result.MergeNulls(buf)
i64s := result.Int64s()
d64s := buf.Decimals()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
// Round is needed for both unsigned and signed.
to := d64s[i]
err = d64s[i].Round(&to, 0, types.ModeHalfUp)
if err != nil {
return err
}
if !mysql.HasUnsignedFlag(b.tp.GetFlag()) {
i64s[i], err = to.ToInt()
} else if b.inUnion && to.IsNegative() {
i64s[i] = 0
} else {
var uintRes uint64
uintRes, err = to.ToUint()
i64s[i] = int64(uintRes)
}
if types.ErrOverflow.Equal(err) {
warnErr := types.ErrTruncatedWrongVal.GenWithStackByArgs("DECIMAL", d64s[i])
err = b.ctx.GetSessionVars().StmtCtx.HandleOverflow(err, warnErr)
}
if err != nil {
return err
}
}
return nil
}
func (*builtinCastDecimalAsDurationSig) vectorized() bool {
return true
}
func (b *builtinCastDecimalAsDurationSig) vecEvalDuration(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalDecimal(b.ctx, input, buf); err != nil {
return err
}
result.ResizeGoDuration(n, false)
result.MergeNulls(buf)
args := buf.Decimals()
ds := result.GoDurations()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
dur, _, err := types.ParseDuration(b.ctx.GetSessionVars().StmtCtx, string(args[i].ToString()), b.tp.GetDecimal())
if err != nil {
if types.ErrTruncatedWrongVal.Equal(err) {
err = b.ctx.GetSessionVars().StmtCtx.HandleTruncate(err)
if err != nil {
return err
}
// ErrTruncatedWrongVal needs to be considered NULL.
result.SetNull(i, true)
continue
}
return err
}
ds[i] = dur.Duration
}
return nil
}
func (*builtinCastStringAsStringSig) vectorized() bool {
return true
}
func (b *builtinCastStringAsStringSig) vecEvalString(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalString(b.ctx, input, buf); err != nil {
return err
}
var res string
var isNull bool
sc := b.ctx.GetSessionVars().StmtCtx
result.ReserveString(n)
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
continue
}
res, err = types.ProduceStrWithSpecifiedTp(buf.GetString(i), b.tp, sc, false)
if err != nil {
return err
}
res, isNull, err = padZeroForBinaryType(res, b.tp, b.ctx)
if err != nil {
return err
}
if isNull {
result.AppendNull()
continue
}
result.AppendString(res)
}
return nil
}
func (*builtinCastJSONAsDurationSig) vectorized() bool {
return true
}
func (b *builtinCastJSONAsDurationSig) vecEvalDuration(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err := b.args[0].VecEvalJSON(b.ctx, input, buf); err != nil {
return err
}
stmtCtx := b.ctx.GetSessionVars().StmtCtx
result.ResizeGoDuration(n, false)
result.MergeNulls(buf)
var dur types.Duration
ds := result.GoDurations()
for i := 0; i < n; i++ {
if result.IsNull(i) {
continue
}
val := buf.GetJSON(i)
switch val.TypeCode {
case types.JSONTypeCodeDate, types.JSONTypeCodeDatetime, types.JSONTypeCodeTimestamp:
time := val.GetTime()
d, err := time.ConvertToDuration()
if err != nil {
return err
}
d, err = d.RoundFrac(b.tp.GetDecimal(), b.ctx.GetSessionVars().Location())
if err != nil {
return err
}
ds[i] = d.Duration
case types.JSONTypeCodeDuration:
dur = val.GetDuration()
ds[i] = dur.Duration
case types.JSONTypeCodeString:
s, err := buf.GetJSON(i).Unquote()
if err != nil {
return err
}
dur, _, err = types.ParseDuration(stmtCtx, s, b.tp.GetDecimal())
if types.ErrTruncatedWrongVal.Equal(err) {
err = stmtCtx.HandleTruncate(err)
}
if err != nil {
return err
}
ds[i] = dur.Duration
default:
err = types.ErrTruncatedWrongVal.GenWithStackByArgs(types.TypeStr(b.tp.GetType()), val.String())
err = stmtCtx.HandleTruncate(err)
if err != nil {
return err
}
result.SetNull(i, true)
continue
}
}
return nil
}
func (*builtinCastDecimalAsJSONSig) vectorized() bool {
return true
}
func (b *builtinCastDecimalAsJSONSig) vecEvalJSON(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err = b.args[0].VecEvalDecimal(b.ctx, input, buf); err != nil {
return err
}
result.ReserveJSON(n)
f64s := buf.Decimals()
var f float64
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
continue
}
// FIXME: `select json_type(cast(1111.11 as json))` should return `DECIMAL`, we return `DOUBLE` now.
f, err = f64s[i].ToFloat64()
if err != nil {
return err
}
result.AppendJSON(types.CreateBinaryJSON(f))
}
return nil
}
func (*builtinCastDurationAsJSONSig) vectorized() bool {
return true
}
func (b *builtinCastDurationAsJSONSig) vecEvalJSON(input *chunk.Chunk, result *chunk.Column) error {
n := input.NumRows()
buf, err := b.bufAllocator.get()
if err != nil {
return err
}
defer b.bufAllocator.put(buf)
if err = b.args[0].VecEvalDuration(b.ctx, input, buf); err != nil {
return err
}
result.ReserveJSON(n)
var dur types.Duration
dur.Fsp = types.MaxFsp
ds := buf.GoDurations()
for i := 0; i < n; i++ {
if buf.IsNull(i) {
result.AppendNull()
continue
}
dur.Duration = ds[i]
result.AppendJSON(types.CreateBinaryJSON(dur))
}
return nil
}
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