FireDAC - Components

FireDAC comes with a lot of non visual database components, these components could be divided into below categories :

• FireDAC Core Components.
• FireDAC Driver Link Components.
• FireDAC Monitor Link Components.
• FireDAC UI Components.
• FireDAC Service Components.
• FireDAC ETL Components.
• FireDAC NoSQL Components.

Now we will deep dive describing the components available for each category.

FireDAC Core Components

The following classes are the FireDAC core components

Name	Platforms	Description
TFDManager	All	Responsible for connection definitions and connections management.
TFDConnection	All	Responsible for connection establishment with a DBMS.
TFDTransaction	All	Responsible for connection transaction management.
TFDCommand	All	Responsible for executing SQL commands.
TFDTableAdapter	All	Binds TFDCommand and TFDMemTable.
TFDSchemaAdapter	All	Binds several datasets into a single in-memory storage and builds a centralized change log.
TFDMemTable	All	Implements an in-memory dataset.
TFDQuery	All	Implements a dataset that can execute SQL queries .
TFDStoredProc	All	Implements a dataset that can execute server-side stored procedures.
TFDTable	All	Implements a dataset that works with single database tables.
TFDUpdateSQL	All	Applies updates on behalf of queries or stored procedures that cannot post updates directly.
TFDBatchMove	All	Responsible for data movement between different data sources.
TFDScript	All	Implements a SQL script engine that can execute a series of SQL queries.
TFDMetaInfoQuery	All	Implements a dataset that can execute meta-info queries.
TFDEventAlerter	All	Responsible for handling the database event notifications.
TFDLocalSQL	All	Implements the Local SQL engine, which can execute the SQL queries with TDataSet descendants as data sources.

Driver Link Components

FireDAC supports various databases maintaining their inherent features. To connect with various databases, FireDAC has provided one driver link component per supported database.

Name	Platforms	Description
TFDPhysADSDriverLink	Win32, Win64, Linux	Use TFDPhysADSDriverLink to link the Advantage Database Server driver (which you should set up) to an application.
TFDPhysASADriverLink	Win32, Win64, Linux, macOS	Use TFDPhysASADriverLink to link the Sybase SQL Anywhere driver (which you should set up) to an application.
TFDPhysDSDriverLink	Win32, Win64, Linux, macOS, iOS, Android	Use TFDPhysDataSnapDriverLink to link the Multi-Tier DataSnap driver (which you should set up) to an application.
TFDPhysDB2DriverLink	Win32, Win64, Linux	Use TFDPhysDB2DriverLink to link the IBM DB2 driver (which you should set up) to an application.
TFDPhysFBDriverLink	Win32, Win64, Linux, macOS	Use TFDPhysFBDriverLink to link the Firebird driver (which you should set up) to an application.
TFDPhysIBDriverLink	Win32, Win64, Linux, macOS, iOS, Android	Use TFDPhysIBDriverLink to link the Interbase driver (which you should set up) to an application.
TFDPhysInfxDriverLink	Win32, Win64, Linux	Use TFDPhysInfxDriverLink to link the Informix driver (which you should set up) to an application.
TFDPhysMSAccessDriverLink	Win32, Win64	Use TFDPhysMSAccessDriverLink to link the Microsoft Access driver (which you should set up) to an application.
TFDPhysMSSQLDriverLink	Win32, Win64, Linux, macOS	Use TFDPhysMSSQLDriverLink to link the Microsoft SQL Server driver (which you should set up) to an application.
TFDPhysMySQLDriverLink	Win32, Win64, Linux, macOS	Use TFDPhysMySQLDriverLink to link the MySQL Server driver (which you should set up) to an application.
TFDPhysODBCDriverLink	Win32, Win64, Linux, macOS	Use TFDPhysODBCDriverLink to link the ODBC bridge driver to an application.
TFDPhysOracleDriverLink	Win32, Win64, Linux, macOS	Use TFDPhysOracleDriverLink to link the Oracle Database driver (which you should set up) to an application.
TFDPhysPgDriverLink	Win32, Win64, Linux, macOS	Use TFDPhysPgDriverLink to link the PostgreSQL driver (which you should set up) to an application.
TFDPhysSQLiteDriverLink	Win32, Win64, Linux, macOS, iOS, Android	Use TFDPhysSQLiteDriverLink to link the SQLite driver (which you should set up) to an application.
TFDPhysTDataDriverLink	Win32, Win64, Linux, macOS	Use TFDPhysTDataDriverLink to link the Teradata Database driver (which you should set up) to an application.
TFDPhysTDBXDriverLink	Win32, Win64, macOS, iOS, Android	Use TFDPhysTDBXDriverLink to link the dbExpress v 4 bridge driver to an application.
TFDPhysMongoDriverLink	Win32, Win64, macOS	Use TFDPhysMongoDriverLink to link the MongoDB driver to an application.

FireDAC Monitor Link Components

To enforce tracing capabilities, applications can use one of the monitor components in the following table.

Name	Platforms	Description
TFDMoniFlatFileClientLink	All	Use TFDMoniFlatFileClientLink to link the file tracing capabilities (which you should set up) to an application .
TFDMoniRemoteClientLink	Win32, Win64	Use TFDMoniRemoteClientLink to link the FDMonitor tracing capabilities (which you should set up) to an application .
TFDMoniCustomClientLink	All	Use TFDMoniCustomClientLink to link custom tracing capabilities (which you should set up) to an application .

FireDAC UI Components

Most of the applications use TFDGUIxWaitCursor and TFDGUIxLoginDialog.

Name	Platforms	Description
TFDGUIxAsyncExecuteDialog	VCL, FireMonkey	This dialog shows an SQL query execution progress .
TFDGUIxErrorDialog	VCL, FireMonkey	This dialog displays the FireDAC exceptions .
TFDGUIxLoginDialog	VCL, FireMonkey	This dialog allows the users to enter their DB credentials.
TFDGUIxScriptDialog	VCL, FireMonkey, Console	This dialog shows an SQL script execution progress .
TFDGUIxWaitCursor	VCL, FireMonkey, Console	This component allows the control of the wait cursor.

FireDAC Service Components

An application uses service components to add a specific DBMS facility support

Name	Platforms	Description
TFDADSBackup	Win32, Win64, Linux	This class implements the Advantage backup database service.
TFDADSRestore	Win32, Win64, Linux	This class implements the Advantage service, by restoring a database from a backup.
TFDADSUtility	Win32, Win64, Linux	This class implements the Advantage table utilities.
TFDASABackup	Win32	This class implements the SQL Anywhere backup database service.
TFDASAValidate	Win32	This class implements the SQL Anywhere database validate service.
TFDIBBackup	Win32, Win64, Linux, macOS, iOS, Android	This class implements the Firebird/InterBase backup database service.
TFDIBConfig	Win32, Win64, Linux, macOS, iOS, Android	This class implements the Firebird/InterBase setting database properties service.
TFDIBInfo	Win32, Win64, Linux, macOS, iOS, Android	This class implements the Firebird/InterBase service to query the service manager.
TFDIBRestore	Win32, Win64, Linux, macOS, iOS, Android	This class implements the Firebird/InterBase service, by restoring a database from a backup.
TFDIBSecurity	Win32, Win64, Linux, macOS, iOS, Android	This class implements the Firebird/InterBase database security management service.
TFDIBValidate	Win32, Win64, Linux, macOS, iOS, Android	This class implements the Firebird/InterBase database validate and repair service.
TFDIBSDump	Win32, Win64, Linux, macOS, iOS, Android	This class implements the InterBase-only database dump service.
TFDFBNBackup	Win32, Win64, Linux, macOS	This class implements the Firebird-only backup database service.
TFDFBNRestore	Win32, Win64, Linux, macOS	This class implements the Firebird-only restore database service.
TFDFBTrace	Win32, Win64, Linux, macOS	This class implements the Firebird database trace service.
TFDMSAccessService	Win32, Win64	This class implements the Microsoft Access database. It also creates, drops, compacts, and repairs the services.
TFDOracleAdmin	Win32, Win64, Linux, macOS, iOS, Android	This class implements a service to manage an Oracle database instance.
TFDSQLiteBackup	Win32, Win64, Linux, macOS, iOS, Android	This class implements SQLite backup. It also restores and copies the database functionality.
TFDSQLiteCollation	Win32, Win64, Linux, macOS, iOS, Android	This class implements the custom SQLite collation.
TFDSQLiteFunction	Win32, Win64, Linux, macOS, iOS, Android	This class implements the custom SQLite function.
TFDSQLiteSecurity	Win32, Win64, Linux, macOS, iOS, Android	This class allows you to manage the SQLite database encryption.
TFDSQLiteValidate	Win32, Win64, Linux, macOS, iOS, Android	This class implements the SQLite database validate service.
TFDSQLiteRTree	Win32, Win64, Linux, macOS, iOS, Android	This class implements the custom SQLite RTree.

FireDAC ETL Components

An application uses the ETL components for data movement between different types of data sources and the data destinations.

Name	Platforms	Description
TFDBatchMove	Win32, Win64, macOS, iOS, Android, iOS Simulator	This class implements the engine to process the data movement between different data source and destinations.
TFDBatchMoveTextReader	Win32, Win64, macOS, iOS, Android, iOS Simulator	This class defines a data source reader using a text file.
TFDBatchMoveTextWriter	Win32, Win64, macOS, iOS, Android, iOS Simulator	This class defines a data target writer using a text file.
TFDBatchMoveDataSetReader	Win32, Win64, macOS, iOS, Android, iOS Simulator	This class defines a source dataset.
TFDBatchMoveDataSetWriter	Win32, Win64, macOS, iOS, Android, iOS Simulator	This class defines a destination dataset.
TFDBatchMoveSQLReader	Win32, Win64, macOS, iOS, Android, iOS Simulator	This class connects to the database that contains the data to copy.
TFDBatchMoveSQLWriter	Win32, Win64, macOS, iOS, Android, iOS Simulator	This class connects to the database where you want to copy the data.

FireDAC NoSQL Components

An application uses the NoSQL components to work with NoSQL document databases.

Name	Platforms	Description
TFDMongoDataSet	Win32, Win64, macOS	This class implements aa dataset that can be attached to a MongoDB cursor.
TFDMongoQuery	Win32, Win64, macOS	This class implements a dataset that can execute MongoDB queries.
TFDMongoPipeline	Win32, Win64, macOS	This class allows to execute a MongoDB pipeline.