Give an example of a schedule in which these cursors give di?erent results even when the transaction is executing in isolation.
What will be an ideal response?
OPEN a cursor, UPDATE not through the cursor, FETCH through the cursor
If the cursor is STATIC, the FETCH cannot see the e?ect of the UPDATE. If the cursor is KEYSET_DRIVEN. the FETCH could see the e?ect of the UPDATE.
You might also like to view...
The Class class has a(n) ____ method that, given a string whose value is the name of a class, returns a Class with that name.
A. forName() B. getName() C. forClass() D. getClass()
Answer the following statements true (T) or false (F)
1. The get accessor has an implicit parameter called value. 2. When an accessor contains only a single return statement, many programmers prefer to write the entire accessor in one line of code. 3. Class fields are almost always declared private in order to protect them from accidental corruption. 4. If you try to pass a property to a ref or an out parameter, an error occurs. 5. To make a property read only, omit the get accessor for the property.
________ computers have an integrated monitor and are used when office space becomes an issue
Fill in the blank(s) with correct word
After changes to editing restrictions are set, you must select the ________ button to implement the changes
Fill in the blank(s) with correct word