Retrieve a key/data pair from the database. In the presence of
duplicate key values, Get returns the first data item for
key.
Namespace:
BerkeleyDBAssembly: libdb_dotnet62 (in libdb_dotnet62.dll) Version: 6.2.32.0
Syntax
| C# |
|---|
public KeyValuePair<DatabaseEntry, DatabaseEntry> Get( DatabaseEntry key ) |
| Visual Basic (Declaration) |
|---|
Public Function Get ( _ key As DatabaseEntry _ ) As KeyValuePair(Of DatabaseEntry, DatabaseEntry) |
| Visual C++ |
|---|
public: KeyValuePair<DatabaseEntry^, DatabaseEntry^> Get( DatabaseEntry^ key ) |
Parameters
- key
- Type: BerkeleyDB..::.DatabaseEntry
The key to search for
Return Value
A KeyValuePair<(Of <(TKey, TValue>)>) whose Key parameter is key and whose Value parameter is the retrieved data.
Remarks
If the operation occurs in a transactional database, the operation
is implicitly transaction protected.
Exceptions
| Exception | Condition |
|---|---|
| BerkeleyDB..::.NotFoundException | A NotFoundException is thrown if key is not in the database. |
| BerkeleyDB..::.KeyEmptyException | A KeyEmptyException is thrown if the database is a QueueDatabase or RecnoDatabase database and key exists, but was never explicitly created by the application or was later deleted. |