github.com/matrixorigin/matrixone@v0.7.0/pkg/sql/plan/function/builtin/multi/ceil.go (about)

     1  // Copyright 2021 - 2022 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package multi
    16  
    17  import (
    18  	"strconv"
    19  
    20  	"github.com/matrixorigin/matrixone/pkg/container/types"
    21  	"github.com/matrixorigin/matrixone/pkg/container/vector"
    22  	"github.com/matrixorigin/matrixone/pkg/vectorize/ceil"
    23  	"github.com/matrixorigin/matrixone/pkg/vm/process"
    24  )
    25  
    26  func CeilUint64(vecs []*vector.Vector, proc *process.Process) (*vector.Vector, error) {
    27  	return generalMathMulti("ceil", vecs, proc, ceil.CeilUint64)
    28  }
    29  
    30  func CeilInt64(vecs []*vector.Vector, proc *process.Process) (*vector.Vector, error) {
    31  	return generalMathMulti("ceil", vecs, proc, ceil.CeilInt64)
    32  }
    33  
    34  // Parse string to float instead of int.
    35  func CeilStr(vecs []*vector.Vector, proc *process.Process) (*vector.Vector, error) {
    36  	values := vector.MustStrCols(vecs[0])
    37  	floatvector, err := proc.AllocVectorOfRows(types.T_float64.ToType(), 0, nil)
    38  	if err != nil {
    39  		return nil, err
    40  	}
    41  	for _, v := range values {
    42  		float, err := strconv.ParseFloat(v, 64)
    43  		if err != nil {
    44  			return nil, err
    45  		}
    46  		if err := floatvector.Append(float, false, proc.Mp()); err != nil {
    47  			floatvector.Free(proc.Mp())
    48  			return nil, err
    49  		}
    50  	}
    51  	newvecs := make([]*vector.Vector, 0)
    52  	newvecs = append(newvecs, floatvector)
    53  	return CeilFloat64(newvecs, proc)
    54  }
    55  
    56  func CeilFloat64(vecs []*vector.Vector, proc *process.Process) (*vector.Vector, error) {
    57  	return generalMathMulti("ceil", vecs, proc, ceil.CeilFloat64)
    58  }
    59  
    60  func CeilDecimal128(vecs []*vector.Vector, proc *process.Process) (*vector.Vector, error) {
    61  	scale := vecs[0].Typ.Scale
    62  	cb := func(vs []types.Decimal128, rs []types.Decimal128, digits int64) []types.Decimal128 {
    63  		return ceil.CeilDecimal128(scale, vs, rs, digits)
    64  	}
    65  	return generalMathMulti("ceil", vecs, proc, cb)
    66  }