Introduction to SQL NULL is the same as blank for character the same as 0 for integer not a value the same as 0 for integer and blank for character the same as blank for character the same as 0 for integer not a value the same as 0 for integer and blank for character ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL If you are going to use a combination of three or more AND and OR conditions, it is often easier to use the NOT and NOT IN operators. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement: 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. can always be duplicated by a join. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The format SELECT-FROM-WHERE is the fundamental framework of SQL SELECT statements. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL ............. joins two or more tables based on a specified column value not equaling a specified column value in another table. EQUIJOIN OUTER JOIN NATURAL JOIN NON-EQUIJOIN EQUIJOIN OUTER JOIN NATURAL JOIN NON-EQUIJOIN ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the cities whose humidity is 89 SELECT city FROM weather WHERE humidity = 89; SELECT humidity = 89 FROM weather; SELECT city WHERE humidity = 89; SELECT city FROM weather; SELECT city FROM weather WHERE humidity = 89; SELECT humidity = 89 FROM weather; SELECT city WHERE humidity = 89; SELECT city FROM weather; ANSWER DOWNLOAD EXAMIANS APP