Introduction to SQL Let the statementSELECT column1 FROM myTable;return 10 rows. The statementSELECT ALL column1 FROM myTable;will return more than 10 rows less than 10 rows None of these exactly 10 rows more than 10 rows less than 10 rows None of these exactly 10 rows ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement: can always be duplicated by a join. has a distinct form that cannot be duplicated by a join. cannot have its results sorted using ORDER BY. can only be used with two tables. can always be duplicated by a join. has a distinct form that cannot be duplicated by a join. cannot have its results sorted using ORDER BY. can only be used with two tables. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statement: SELECT Name, COUNT(*) FROM NAME_TABLE; counts the number of name rows and displays this total in a table with a single row and a single column. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statement that queries or reads data from a table is ________ . READ SELECT None of these QUERY READ SELECT None of these QUERY ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is: an operating system. a programming language. a DBMS. a data sublanguage. an operating system. a programming language. a DBMS. a data sublanguage. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the cities whose humidity is 89 SELECT city WHERE humidity = 89; SELECT city FROM weather WHERE humidity = 89; SELECT city FROM weather; SELECT humidity = 89 FROM weather; SELECT city WHERE humidity = 89; SELECT city FROM weather WHERE humidity = 89; SELECT city FROM weather; SELECT humidity = 89 FROM weather; ANSWER DOWNLOAD EXAMIANS APP