Introduction to SQL Which of the following SQL commands can be used to add data to a database table? ADD INSERT APPEND UPDATE ADD INSERT APPEND UPDATE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The qualifier DISTINCT must be used in an SQL statement when we want to eliminate duplicate rows. 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. NON-EQUIJOIN NATURAL JOIN EQUIJOIN OUTER JOIN NON-EQUIJOIN NATURAL JOIN EQUIJOIN OUTER JOIN ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A SELECT statement within another SELECT statement and enclosed in square brackets ([...]) is called a subquery. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL can be used to: create database structures only. All of these query database data only. modify database data only. create database structures only. All of these query database data only. modify database data only. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL NULL is not a value the same as 0 for integer and blank for character the same as 0 for integer the same as blank for character not a value the same as 0 for integer and blank for character the same as 0 for integer the same as blank for character ANSWER DOWNLOAD EXAMIANS APP