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Support create alias with dropping collection name (#25616)

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Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
This commit is contained in:
congqixia 2023-07-14 19:46:31 +08:00 committed by GitHub
parent b70da0859a
commit c114d46244
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 15 additions and 4 deletions
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19
internal/rootcoord/meta_table.go
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@ -864,8 +864,15 @@ func (mt *MetaTable) CreateAlias(ctx context.Context, dbName string, alias strin
return fmt.Errorf("database %s not found", dbName)
}
if _, ok := mt.names.get(dbName, alias); ok {
return fmt.Errorf("cannot create alias, collection already exists with same name: %s", alias)
if collID, ok := mt.names.get(dbName, alias); ok {
coll, ok := mt.collID2Meta[collID]
if !ok {
return fmt.Errorf("meta error, name mapped non-exist collection id")
}
// allow alias with dropping&dropped
if coll.State != pb.CollectionState_CollectionDropping && coll.State != pb.CollectionState_CollectionDropped {
return fmt.Errorf("cannot alter alias, collection already exists with same name: %s", alias)
}
}
collectionID, ok := mt.names.get(dbName, collectionName)
@ -961,8 +968,12 @@ func (mt *MetaTable) AlterAlias(ctx context.Context, dbName string, alias string
return fmt.Errorf("database not found: %s", dbName)
}
if _, ok := mt.names.get(dbName, alias); ok {
return fmt.Errorf("cannot alter alias, collection already exists with same name: %s", alias)
if collID, ok := mt.names.get(dbName, alias); ok {
coll := mt.collID2Meta[collID]
// allow alias with dropping&dropped
if coll.State != pb.CollectionState_CollectionDropping && coll.State != pb.CollectionState_CollectionDropped {
return fmt.Errorf("cannot alter alias, collection already exists with same name: %s", alias)
}
}
collectionID, ok := mt.names.get(dbName, collectionName)