How many rows will return from dual table?
Answer Posted / amit kumar shrivastava
Oracle Provide DUAL table with only one row and one column.
So it will always return one row.
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
what are different types of keys in sql?
Why do we need pl sql?
What is the usage of when clause in trigger?
Is sql difficult?
Is postgresql a nosql database?
What is sql data?
What is exception? What are the types of exceptions?
How can we connect an Android App to an Oracle database and use the PL/SQL procedural code?
Are stored procedures compiled?
Which table is left in join?
tell me about various levels of constraint. : Sql dba
Which type of cursor is used to execute the dml statement?
Can variables be used in sql statements?
Does truncate need commit?
What is informix sql?