What SQL structure is used to limit column values of a table? The CHECK constraintNone of the above is correct.The LIMIT constraintThe VALUE constraint

What is the purpose of the SQL CHECK constraint?OptionsEnsures that a column contains unique valuesDefines a condition that must be satisfied for data to be entered into a columnPrevents the deletion of a tableEnsures that a column contains only numeric values

What do you mean by constraint ? What are the different type of constraint in MySQL? Explain

ct the correct answerWhat SQL statement is used to add a unique constraint to a column?OptionsUNIQUECHECKPRIMARY KEYCONSTRAINT

We need to ensure that the amount withdrawn should be less then the credit card limit amount, to ensure this integrity what type constraint will be used?Select one:a.table level foreign key constraintb.table level check constraintc.column level check constraintd.column level foreign key constraint

What is the difference between a column-level constraint and a row-levelconstraint? Describe the SQL clauses used in the definition of:(a) a primary key constraint(b) an alternate key constraint(c) a foreign key constraint(d) a check constraint