Answer Posted / shailesh
First of all the way this question is asked is totally wrong. The learner may have to ask which data type does not allow null values.
All data types will allow to insert null values unless the Primary Key or Not Null constraint is defined on a column.
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
Can cursors be part of a trigger body?
Is it important to partition hard disk?
What are the differences between implicit and explicit cursors?
What is trigger and stored procedure in sql?
What is the most important ddl statements in sql are?
What is mutating error in pl sql?
What is database white box testing and black box testing?
How do I find duplicates in sql?
What is the use of primary key?
What are inner and outer joins examples of both?
What is a rank in sql?
What is sql select statement?
Does mysql support pl sql?
What does closing a cursor do?
What is pl sql architecture?