pkg/compute/util_stats.go

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// Copyright 2023-2024 daviszhen
//
// 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 compute

import "fmt"

type BaseStats struct {
	typ           DataType
	hasNull       bool
	hasNoNull     bool
	distinctCount uint64
}

func (bs BaseStats) getDistinctCount() uint64 {
	return bs.distinctCount
}

func (bs BaseStats) Copy() *BaseStats {
	return &BaseStats{
		typ:           bs.typ,
		hasNull:       bs.hasNull,
		hasNoNull:     bs.hasNoNull,
		distinctCount: bs.distinctCount,
	}
}

func (bs BaseStats) String() string {
	return fmt.Sprintf("%v %v %v %v", bs.typ, bs.hasNull, bs.hasNoNull, bs.distinctCount)
}
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