HasCollection()
This method checks whether the specified collection exists.
func (c *Client) HasCollection(ctx context.Context, option HasCollectionOption, callOptions ...grpc.CallOption) (has bool, err error)
Request Parameters
Parameter |
Description |
Type |
|---|---|---|
|
Context for the current call to work. |
|
|
Optional parameters of the methods. |
|
|
Optional parameters for calling the methods. |
|
HasCollectionOption
This is an interface type. The hasCollectionOption struct type implements this interface type.
You can use the NewHasCollectionOption() function to get the concrete implementation.
NewHasCollectionOption
The signature of this method is as follows:
func NewHasCollectionOption(name string) HasCollectionOption
Parameter |
Description |
Type |
|---|---|---|
|
Name of the collection to check. |
|
Return
bool
Example
import (
"context"
"github.com/milvus-io/milvus/client/v2/milvusclient"
)
has, err = cli.HasCollection(ctx, milvusclient.NewHasCollectionOption("customized_setup_2"))
if err != nil {
// handle err
}
fmt.println(has)