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Freeze::Connection
Overview
local interface Connection
A connection to a database (database environment with Berkeley DB). If you want to use a connection concurrently in multiple threads, you need to serialize access to this connection.
Used By
Operation Index
- beginTransaction
- Create a new transaction.
- currentTransaction
- Returns the transaction associated with this connection.
- removeMapIndex
- Remove an old unused Freeze Map index @throws IndexNotFoundException Raised if this index does not exist
- close
- Closes this connection.
- getCommunicator
- Returns the communicator associated with this connection.
- getName
- The name of the connected system (for example, the Berkeley DB environment).
Operations
Transaction beginTransaction()
Create a new transaction. Only one transaction at a time can be associated with a connection.
Return Value
The new transaction.
Exceptions
- TransactionAlreadyInProgressException
- Raised if a transaction is already associated with this connection.
Transaction currentTransaction()
Returns the transaction associated with this connection.
Return Value
The current transaction if there is one, null otherwise.
void removeMapIndex(string mapName, string indexName)
Remove an old unused Freeze Map index
Exceptions
- IndexNotFoundException
- Raised if this index does not exist
void close()
Closes this connection. If there is an associated transaction, it is rolled back.
::Ice::Communicator getCommunicator()
Returns the communicator associated with this connection.
string getName()
The name of the connected system (for example, the Berkeley DB environment).
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