नोट
इस पृष्ठ तक पहुंच के लिए प्राधिकरण की आवश्यकता होती है। आप साइन इन करने या निर्देशिकाएँ बदलने का प्रयास कर सकते हैं।
इस पृष्ठ तक पहुंच के लिए प्राधिकरण की आवश्यकता होती है। आप निर्देशिकाएँ बदलने का प्रयास कर सकते हैं।
Applies to: 
SQL Server
Removes the specified SQL Server Express LocalDB instance.
Header file: msoledbsql.h
Syntax
HRESULT LocalDBDeleteInstance(
PCWSTR pInstanceName ,
DWORD dwFlags
);
Arguments
pInstanceName
[Input] The name of the LocalDB instance to remove.
dwFlags
[Input] Reserved for future use. Currently should be set to 0.
Returns
S_OK: The function succeeded.
| Error | Description |
|---|---|
| LOCALDB_ERROR_NOT_INSTALLED | SQL Server Express LocalDB isn't installed on the computer. |
| LOCALDB_ERROR_INVALID_PARAMETER | One or more specified input parameters are invalid. |
| LOCALDB_ERROR_INVALID_INSTANCE_NAME | The specified instance name is invalid. |
| LOCALDB_ERROR_UNKNOWN_INSTANCE | The specified instance doesn't exist. |
| LOCALDB_ERROR_INSTANCE_BUSY | The specified instance is running. |
| LOCALDB_ERROR_WAIT_TIMEOUT | A timeout occurred while trying to acquire synchronization locks. |
| LOCALDB_ERROR_INSTANCE_FOLDER_PATH_TOO_LONG | The path where the instance should be stored is longer than MAX_PATH. |
| LOCALDB_ERROR_CANNOT_GET_USER_PROFILE_FOLDER | A user profile folder can't be retrieved. |
| LOCALDB_ERROR_CANNOT_ACCESS_INSTANCE_FOLDER | An instance folder can't be accessed. |
| LOCALDB_ERROR_CANNOT_ACCESS_INSTANCE_REGISTRY | An instance registry can't be accessed. |
| LOCALDB_ERROR_CANNOT_MODIFY_INSTANCE_REGISTRY | An instance registry can't be modified. |
| LOCALDB_ERROR_INSTANCE_CONFIGURATION_CORRUPT | An instance configuration is corrupted. |
| LOCALDB_ERROR_CALLER_IS_NOT_OWNER | API caller isn't Local Database instance owner. |
| LOCALDB_ERROR_INTERNAL_ERROR | An unexpected error occurred. See the event log for details. |
Remarks
For a code sample that uses LocalDB API, see SQL Server Express LocalDB reference.