TDAConnection
Overview
The TDAConnection class holds information about connections: the name, the description, the type, the connection string and other information.
The TDAConnectionManager manages connections and creates an IDAConnection interface based on the TDAConnection class.
Location
- Unit: uDAConnections.pas
- Ancestry: TCollectionItem | TDAConnection
Assign override
Copies the contents of another, similar object.
procedure Assign(aSource: TPersistent)
Parameters:
- aSource: Instance whose properties will be copied
ConnectionString
The Connection string specifies information about a data source and the means of connecting to it.
property ConnectionString: string read write
ConnectionType
This property is user-editable and arbitrary values can be used to logically group connections that use similar statements.
property ConnectionType: string read write
Default
Specifies whether this connection will be used by default.
property Default: Boolean read write
Description
Description
property Description: string read write
GetConnectionString protected virtual
Returns the Connection string.
function GetConnectionString: string
GetDisplayName protected override
Returns the name of the connection as it appears in the collection editor.
function GetDisplayName: string
Name
Connection name
property Name: string read write
SetConnectionString protected virtual
Sets the Connection string.
procedure SetConnectionString(const aValue: string)
Parameters:
- aValue: given connection string.
SetDisplayName protected override
Sets the name of the connection as it appears in the collection editor.
procedure SetDisplayName(const Value: string)
Parameters:
- Value: value for the Name property
Tag
Tag
property Tag: Integer read write
ConnectionString
The Connection string specifies information about a data source and the means of connecting to it.
property ConnectionString: string read write
ConnectionType
This property is user-editable and arbitrary values can be used to logically group connections that use similar statements.
property ConnectionType: string read write
Default
Specifies whether this connection will be used by default.
property Default: Boolean read write
Description
Description
property Description: string read write
Name
Connection name
property Name: string read write
Tag
Tag
property Tag: Integer read write
Assign override
Copies the contents of another, similar object.
procedure Assign(aSource: TPersistent)
Parameters:
- aSource: Instance whose properties will be copied
GetConnectionString protected virtual
Returns the Connection string.
function GetConnectionString: string
GetDisplayName protected override
Returns the name of the connection as it appears in the collection editor.
function GetDisplayName: string
SetConnectionString protected virtual
Sets the Connection string.
procedure SetConnectionString(const aValue: string)
Parameters:
- aValue: given connection string.
SetDisplayName protected override
Sets the name of the connection as it appears in the collection editor.
procedure SetDisplayName(const Value: string)
Parameters:
- Value: value for the Name property