TCustomDAConnection class overview.
Properties
Name | Description |
ConnectDialog |
Allows to link a TCustomConnectDialog component.
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ConnectString |
Used to specify the connection information, such as: UserName, Password, Server, etc.
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ConvertEOL |
Allows customizing line breaks in string fields and parameters.
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InTransaction |
Indicates whether the transaction is active.
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LoginPrompt |
Specifies whether a login dialog appears immediately before opening a new connection.
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Options |
Specifies the connection behavior.
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Password |
Serves to supply a password for login.
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Pooling |
Enables or disables using connection pool.
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PoolingOptions |
Specifies the behaviour of connection pool.
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Server |
Serves to supply the server name for login.
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Username |
Used to supply a user name for login.
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Methods
Name | Description |
ApplyUpdates |
Overloaded.
Applies changes in datasets.
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Commit |
Commits current transaction.
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Connect |
Establishes a connection to the server.
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CreateSQL |
Creates a component for queries execution.
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Disconnect |
Performs disconnect.
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ExecProc |
Allows to execute stored procedure or function providing its name and parameters.
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ExecProcEx |
Allows to execute a stored procedure or function.
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ExecSQL |
Executes a SQL statement with parameters.
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ExecSQLEx |
Executes any SQL statement outside the TQuery or TSQL components.
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GetDatabaseNames |
Returns a database list from the server.
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GetKeyFieldNames |
Provides a list of available key field names.
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GetStoredProcNames |
Returns a list of stored procedures from the server.
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GetTableNames |
Provides a list of available tables names.
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MonitorMessage |
Sends a specified message through the TCustomDASQLMonitor component.
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Ping |
Used to check state of connection to the server.
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RemoveFromPool |
Marks the connection that should not be returned to the pool after disconnect.
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Rollback |
Discards all current data changes and ends transaction.
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StartTransaction |
Begins a new user transaction.
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Events
Name | Description |
OnConnectionLost |
This event occurs when connection was lost.
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OnError |
This event occurs when an error has arisen in the connection.
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