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DropCollection()
即将作废

This method drops the specified collection and the entities within.

func (c *GrpcClient) DropCollection(ctx context.Context, collName string) error

Request Parameters​

Parameter

Description

Type

ctx

Context for the current call to work.

context.Context

collName

Name of the collection to drop.

string

Return​

Null

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 call to this API fails.

Example​

// drop collection
errDrop := mc.DropCollection(context.Background(), collectionName)
if errDrop != nil {
   log.Fatal("failed to drop collection:", errDrop.Error())
}