Upsert()
This method updates or inserts data into the specified collection.
func (c *GrpcClient) Upsert(ctx context.Context, collName string, partitionName string, columns ...entity.Column) (entity.Column, error)
Request Parameters
Parameter | Description | Type |
---|---|---|
| Context for the current call to work. |
|
| Name of the collection to update or insert data into. |
|
| Name of the partition to update or insert data into. |
|
| Data to update or insert into the specified collection. You should include the data for all the fields defined in the collection schema. |
|
Return
entity.Column
Errors
Any error in the execution of the request. Possible errors are as follows:
-
ErrClientNotReady
: The client is not connected to Milvus. -
ErrCollectionNotExists
: The collection with the specified name does not exist. -
The specified field is invalid.
-
The call to this API fails.
Example
// upsert
pkValues := make([]int64, 0, 100)
varcharValues := make([]string, 0, 100)
vectors:= make([][]float32, 0, 100)
for i := 0; i < 100; i++ {
pkValues = append(pkValues, int64(i+1))
varcharValues = append(varcharValues, "bbb")
v := make([]float32, 0, 768)
for j := 0; j < 768; j++ {
v = append(v, rand.Float32())
}
vectors = append(vectors, v)
}
resUpsert, errUpsert := mc.Upsert(context.Background(),
collectionName,
"",
entity.NewColumnInt64("id", pkValues),
entity.NewColumnVarChar("varchar", varcharValues),
entity.NewColumnFloatVector("vector", 768, vectors),
)
if errUpsert != nil {
log.Fatal("failed to upsert data:", errUpsert.Error())
}
log.Println(resUpsert.Name(), resUpsert.Len())