⟩ What is Authorization and Integrity manager?
It is the program module, which tests for the satisfaction of integrity constraint and checks the authority of user to access data.
It is the program module, which tests for the satisfaction of integrity constraint and checks the authority of user to access data.
For which trigger timing can you reference the NEW and OLD qualifiers?
What is difference between TRUNCATE & DELETE?
If unique key constraint on DATE column is created, will it validate the rows that are inserted with SYSDATE?
When invoking this procedure, you encounter the error?
Explain UNION, MINUS, UNION ALL and INTERSECT?
How to access the current value and next value from a sequence? Is it possible to access the current value in a session before accessing next value?
What are the pre-requisites to modify datatype of a column and to add a column with NOT NULL constraint?
Read the following code
How would the developer define this variable using referential datatypes?
The CHECK_THEATER trigger of the THEATER table has been disabled. Which command can you issue to enable this trigger?