Database catalog - The collection of system tables, tables that store metadata about that specific database.
Database record - one row in a table (table can be a result of SQL-query).
Database schema - logically connected, usually owner-based, set of DBMS objects (tables, views, procedures etc).
DBMS - database management system.
DBMS connection - the fact that both client and DBMS server have signed a contract and ready to query and data communications.
Drag-n-drop - the file manipulation technique when the mouse is used to move the file from the place of storage to the program, which performs processing.
SQL language - the declarative language used to manipulate the data and its' structure in the modern DBMS and their client applications.
IDAPI - Integrated Database Application Program Interface, unified DBMS access interface.
OCI - Oracle Call Interface, access interface for Oracle Server.
ODBC - Open Database Connectivity, unified DBMS access interface.
Metadata - information about data. See also: database schema
SQL statement - single SQL operator having the complete role in a data manipulation script.
SQL-server - program or program complex, which is able to execute the SQL-queries.