Which of the Following Statements About NEXTVAL and CURRVAL Is

question 102

Multiple Choice

Which of the following statements about NEXTVAL and CURRVAL is incorrect?​

• A) ​The pseudocolumn NEXTVAL is used to actually generate the sequence value.
• B) ​After the value is generated,it is stored in the CURRVAL pseudocolumn so it can be referenced again by a user.
• C) A reference to CURRVAL will not cause Oracle 12c to generate a new sequence number; a reference to NEXTVAL,however,will generate a new number.
• D) ​NEXTVAL and CURRVAL are pseudocolumns that store unique names for database objects.

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