Introduction to SQL Which SQL statement is used to delete data FROM a database? REMOVE ALTER COLLAPSE DELETE REMOVE ALTER COLLAPSE DELETE 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 Which of the following SQL commands is used to retrieve data? SELECT DELETE INSERT JOIN SELECT DELETE INSERT JOIN ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the temperature in increasing order of all cities SELECT city, temperature FROM weather ORDER BY city; SELECT city FROM weather ORDER BY temperature; SELECT city, temperature FROM weather ORDER BY temperature; SELECT city, temperature FROM weather; SELECT city, temperature FROM weather ORDER BY city; SELECT city FROM weather ORDER BY temperature; SELECT city, temperature FROM weather ORDER BY temperature; SELECT city, temperature FROM weather; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Data manipulation language (DML) commands are used to define a database, including creating, altering, and dropping tables and establishing constraints. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. False True False True ANSWER DOWNLOAD EXAMIANS APP