Which of the following statements is used to change the structure of a table once it has been created?

View the following Create statement: 1. Create table Pers 2. (EmpNo Int not null, 3. EName Char not null, 4. Join_dt Date not null, 5. Pay Int) Which line contains an error?

Consider the following tables: Books ------ BookId BookName AuthorId SubjectId PopularityRating(the popularity of the book on a scale of 1 to 10) Language(such as French, English, German etc) Subjects --------- SubjectId Subject(such as History, Geography, Mathematics etc) Authors -------- AuthorId AuthorName Country Which is the query to determine the number of Authors who have written books on more than 2 subjects?

Which operator will be evaluated first in the following statement: select (age + 3 * 4 / 2 - 8) from emp

What does DETERMINISTIC mean in the creation of a function?

What is wrong with the following statement? create table foo (id int auto_increment, name int);

Prior to MySOL 5.6.1. what did the isSimpie(g) function always return?

Which methods can speed up the INSERT statements?

Which optimization tips holds true?

Which forms of the SELECT statement writes a single row to a f‌ile without any formatting?

Which is INCORRECT regarding the DECIMAL data type?