Explanation: A second database type is a network database. Many computer systems have been implemented using the network Database Management System (DBMS) specifications developed by the Conference on Data Systems Languages (CODASYL). Also involved were two subgroups of CODASYL: the Database Task Group (DBTG), and the Data Description Language Committee (DDLC). 3. The language used application programs to request data from the DBMS is referred to as the
A. DML
B. DDL
C. Query language
D. All of the Mentioned
Answer:A
Explanation: A second database type is a network database. Many computer systems have been implemented using the network Database Management System (DBMS) specifications developed by the Conference on Data Systems Languages (CODASYL). Also involved were two subgroups of CODASYL: the Database Task Group (DBTG), and the Data Description Language Committee (DDLC). 3. The language used application programs to request data from the DBMS is referred to as the
A. DML B. DDL C. Query language D. All of the Mentioned
Explanation: The effect of a DML statement is not permanent until you commit the transaction that includes it. A transaction is a sequence of SQL statements that Oracle Database treats as a unit.