Most of the applications will use TADConnection and few TADQuery.

Name	Platforms	Description
TADManager	All	The class is responsible to connection definitions (more) and connections management.
TADConnection	All	The class is responsible to connection establishment (more) with a DBMS.
TADTransaction	All	The class is responsible for connection transaction management (more).
TADCommand	All	The class is responsible for execution of SQL commands (more).
TADTableAdapter	All	The class binding TADCommand and TADMemTable.
TADSchemaAdapter	All	The class binding few datasets into a single in-memory storage and building a centralized change log.
TADMemTable	All	The class implementing in-memory dataset.
TADQuery	All	The class implementing dataset, capable to execute SQL queries (more).
TADStoredProc	All	The class implementing dataset, capable to execute server side stored procedures (more).
TADTable	All	The class implementing dataset, working with single database table (more).
TADUpdateSQL	All	TADUpdateSQL applies updates on behalf of queries or stored procedures that can't post updates directly (more).
TADDataMove	All	The class is responsible for data movement between different data sources.
TADScript	All	The class implementing SQL script engine, capable to execute a series of SQL queries (more).
TADMetaInfoQuery	All	The class implementing dataset, capable to execute meta-info queries (more).
TADEventAlerter	All	The class is responsible for handling the database event notifications (more).
TADLocalSQL	All	The class implementing Local SQL engine, capable to execute SQL queries with TDataSet descendants as data sources (more).

Most of the applications will use one link component per supported database.

Name	Platforms	Description
TADPhysADSDriverLink	Win32, Win64, Linux32, Linux64	Use the TADPhysADSDriverLink component to link the Advantage Database Server driver to an application and setup it (more).
TADPhysASADriverLink	Win32, Win64, Linux32, Linux64, MacOS	Use the TADPhysASADriverLink component to link the Sybase SQL Anywhere driver to an application and setup it (more).
TADPhysDataSnapDriverLink	Win32, Win64, Linux32, Linux64, MacOS, iOS on RAD Studio XE2 Enterprise and higher	Use the TADPhysDataSnapDriverLink component to link the Multi-Tier DataSnap driver to an application and setup it (more).
TADPhysDB2DriverLink	Win32, Win64, Linux32, Linux64	Use the TADPhysDB2DriverLink component to link the IBM DB2 driver to an application and setup it (more).
TADPhysDBXDriverLink	Win32	Use the TADPhysDBXDriverLink component to link the dbExpress v 1-3 bridge driver to an application (more).
TADPhysIBDriverLink	Win32, Win64, Linux32, Linux64, MacOS	Use the TADPhysIBDriverLink component to link the Firebird / Interbase driver to an application and setup it (more).
TADPhysMSAccessDriverLink	Win32, Win64	Use the TADPhysMSAccessDriverLink component to link the Microsoft Access driver to an application and setup it (more).
TADPhysMSSQLDriverLink	Win32, Win64, Linux32, Linux64, MacOS	Use the TADPhysMSSQLDriverLink component to link the Microsoft SQL Server driver to an application and setup it (more).
TADPhysMySQLDriverLink	Win32, Win64, Linux32, Linux64, MacOS, iOS (1)	Use the TADPhysMySQLDriverLink component to link the MySQL Server driver to an application and setup it (more).
TADPhysODBCDriverLink	Win32, Win64, Linux32, Linux64, MacOS	Use the TADPhysODBCDriverLink component to link the ODBC bridge driver to an application (more).
TADPhysOracleDriverLink	Win32, Win64, Linux32, Linux64, MacOS	Use the TADPhysOracleDriverLink component to link the Oracle Database driver to an application and setup it (more).
TADPhysPgDriverLink	Win32, Win64, Linux32, Linux64, MacOS, iOS (1)	Use the TADPhysPgDriverLink component to link the PostgreSQL driver to an application and setup it (more).
TADPhysSQLiteDriverLink	Win32, Win64, Linux32, Linux64, MacOS, iOS	Use the TADPhysSQLiteDriverLink component to link the SQLite driver to an application and setup it (more 1, more 2).
TADPhysTDBXDriverLink	Win32, Win64, MacOS, iOS	Use the TADPhysTDBXDriverLink component to link the dbExpress v 4 bridge driver to an application (more).

Note 1: DA-SOFT Technologies not tested this driver on this platform and does not provide the technical assistance for that. Use on your own risk. 

An application will use one of the monitor components, when it is needed tracing capabilities.

Name	Platforms	Description
TADMoniFlatFileClientLink	All	Use the TADMoniFlatFileClientLink component to link tracing to text file capabilities to an application and setup it (more).
TADMoniRemoteClientLink	All	Use the TADMoniRemoteClientLink component to link ADMonitor tracing capabilities to an application and setup it (more).
TADMoniCustomClientLink	All	Use the TADMoniCustomClientLink component to link custom tracing capabilities to an application and setup it (more).

Most of the applications will use TADGUIxWaitCursor and TADGUIxLoginDialog.

Name	Platforms	Description
TADGUIxAsyncExecuteDialog	VCL, FireMonkey, LCL	The dialog showing a SQL query execution progress (more).
TADGUIxErrorDialog	VCL, FireMonkey, LCL	The dialog displaying AnyDAC exceptions (more).
TADGUIxLoginDialog	VCL, FireMonkey, LCL	The dialog allows the users to enter their DB credentials (more).
TADGUIxScriptDialog	VCL, FireMonkey, LCL, Console	The dialog showing a SQL script execution progress (more).
TADGUIxWaitCursor	VCL, FireMonkey, LCL, Console	The component allowing to control the wait cursor.

An application will use service components to add a specific DBMS facility support.

Name	Platforms	Description
TADADSBackup	Win32, Win64, Linux32, Linux64	The class implementing Advantage backup database service.
TADADSRestore	Win32, Win64, Linux32, Linux64	The class implementing Advantage service restoring a database from a backup.
TADADSUtility	Win32, Win64, Linux32, Linux64	The class implementing Advantage table utilities.
TADASABackup	Win32	The class implementing SQL Anywhere backup database service.
TADASAValidate	Win32	The class implementing SQL Anywhere database validate service.
TADIBBackup	Win32, Win64, Linux32, Linux64, MacOS	The class implementing FB/IB backup database service.
TADIBNBackup	Win32, Win64, Linux32, Linux64, MacOS	The class implementing Firebird-only backup database service.
TADIBNRestore	Win32, Win64, Linux32, Linux64, MacOS	The class implementing Firebird-only restored database service.
TADIBRestore	Win32, Win64, Linux32, Linux64, MacOS	The class implementing FB/IB service restoring a database from a backup.
TADIBSecurity	Win32, Win64, Linux32, Linux64, MacOS	The class implementing FB/IB database security management service.
TADIBTrace	Win32, Win64, Linux32, Linux64, MacOS	The class implementing Firebird database trace service.
TADIBValidate	Win32, Win64, Linux32, Linux64, MacOS	The class implementing FB/IB database validate and repair service.
TADMSAccessService	Win32, Win64	The class implementing Microsoft Access database create, drop, compact and repair services
TADSQLiteBackup	Win32, Win64, Linux32, Linux64, MacOS, iOS	The class implementing SQLite backup, restore, copy database functionality (more).
TADSQLiteCollation	Win32, Win64, Linux32, Linux64, MacOS, iOS	The class implementing custom SQLite collation (more).
TADSQLiteFunction	Win32, Win64, Linux32, Linux64, MacOS, iOS	The class implementing custom SQLite function (more).
TADSQLiteSecurity	Win32, Win64, Linux32, Linux64, MacOS, iOS	The class allowing to manage SQLite database encryption (more).
TADSQLiteValidate	Win32, Win64, Linux32, Linux64, MacOS, iOS	The class implementing SQLite database validate service (more).
TADSQLiteRTree	Win32, Win64, Linux32, Linux64, MacOS, iOS	The class implementing custom SQLite RTree (more).

Class Hierarchy