databases Online Quiz - 187
|Description: databases Online Quiz - 187|
|Number of Questions: 20|
|Created by: Aliensbrain Bot|
SQL scalar functions return a single value, Among this which is Not a scalar functions?
Which function is used to extract characters from a text field?
SQL1715 error means?
SQL3009 error means?
SQL3011 error means?
In which scenario would index be most useful?
Which clause would you use in a SELECT statement to limit the display to those employees whose salary is greater then 5000?
When should you create a role? (Choose two)
Which four are correct guidelines for naming database tables? (Choose four)
You need to perform certain data manipulation operations through a view called EMP_DEPT_VU, which you previously created. You want to look at the definition of the view (the SELECT statement on which the view was create.) How do you obtain the definition of the view
Which two are character manipulation functions? (Choose two.)
Which three statements correctly describe the functions and use of constraints? (Choose three.)
What is true about joining tables through an equijoin