mirror of https://github.com/milvus-io/milvus.git
84 lines
2.3 KiB
Go
84 lines
2.3 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. 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 pkoracle
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import (
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"github.com/samber/lo"
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"go.uber.org/atomic"
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"github.com/milvus-io/milvus/internal/storage"
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"github.com/milvus-io/milvus/pkg/v2/util/merr"
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)
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var _ PkStat = (*LazyPkStats)(nil)
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// LazyPkStats
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type LazyPkStats struct {
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inner atomic.Pointer[PkStat]
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}
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func NewLazyPkstats() *LazyPkStats {
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return &LazyPkStats{}
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}
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func (s *LazyPkStats) SetPkStats(pk PkStat) {
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if pk != nil {
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s.inner.Store(&pk)
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}
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}
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func (s *LazyPkStats) PkExists(lc *storage.LocationsCache) bool {
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inner := s.inner.Load()
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if inner == nil {
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return true
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}
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return (*inner).PkExists(lc)
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}
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func (s *LazyPkStats) BatchPkExist(lc *storage.BatchLocationsCache) []bool {
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inner := s.inner.Load()
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if inner == nil {
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return lo.RepeatBy(lc.Size(), func(_ int) bool {
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return true
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})
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}
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return (*inner).BatchPkExist(lc)
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}
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func (s *LazyPkStats) BatchPkExistWithHits(lc *storage.BatchLocationsCache, hits []bool) []bool {
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inner := s.inner.Load()
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if inner == nil {
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return lo.RepeatBy(lc.Size(), func(_ int) bool {
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return true
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})
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}
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return (*inner).BatchPkExistWithHits(lc, hits)
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}
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func (s *LazyPkStats) UpdatePKRange(ids storage.FieldData) error {
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return merr.WrapErrServiceInternal("UpdatePKRange shall never be called on LazyPkStats")
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}
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func (s *LazyPkStats) Roll(newStats ...*storage.PrimaryKeyStats) {
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merr.WrapErrServiceInternal("Roll shall never be called on LazyPkStats")
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}
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func (s *LazyPkStats) GetHistory() []*storage.PkStatistics {
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// GetHistory shall never be called on LazyPkStats
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return nil
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}
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