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e8496d4d49
this improves performance while many collections exist resolve #29631 Signed-off-by: yah01 <yang.cen@zilliz.com>
70 lines
2.3 KiB
Go
70 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 rootcoord
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import (
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"context"
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"github.com/samber/lo"
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"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
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"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
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"github.com/milvus-io/milvus/pkg/util/merr"
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"github.com/milvus-io/milvus/pkg/util/tsoutil"
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"github.com/milvus-io/milvus/pkg/util/typeutil"
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)
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// showCollectionTask show collection request task
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type showCollectionTask struct {
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baseTask
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Req *milvuspb.ShowCollectionsRequest
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Rsp *milvuspb.ShowCollectionsResponse
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}
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func (t *showCollectionTask) Prepare(ctx context.Context) error {
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if err := CheckMsgType(t.Req.Base.MsgType, commonpb.MsgType_ShowCollections); err != nil {
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return err
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}
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return nil
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}
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// Execute task execution
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func (t *showCollectionTask) Execute(ctx context.Context) error {
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t.Rsp.Status = merr.Success()
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ts := t.Req.GetTimeStamp()
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if ts == 0 {
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ts = typeutil.MaxTimestamp
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}
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colls, err := t.core.meta.ListCollections(ctx, t.Req.GetDbName(), ts, true)
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if err != nil {
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t.Rsp.Status = merr.Status(err)
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return err
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}
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for _, coll := range colls {
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if len(t.Req.GetCollectionNames()) > 0 && !lo.Contains(t.Req.GetCollectionNames(), coll.Name) {
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continue
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}
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t.Rsp.CollectionNames = append(t.Rsp.CollectionNames, coll.Name)
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t.Rsp.CollectionIds = append(t.Rsp.CollectionIds, coll.CollectionID)
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t.Rsp.CreatedTimestamps = append(t.Rsp.CreatedTimestamps, coll.CreateTime)
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physical, _ := tsoutil.ParseHybridTs(coll.CreateTime)
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t.Rsp.CreatedUtcTimestamps = append(t.Rsp.CreatedUtcTimestamps, uint64(physical))
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}
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return nil
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}
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