Introduction to SQL Each index consumes extra storage space and also requires overhead maintenance time whenever indexed data change value. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL You can add a row using SQL in a database with which of the following? MAKE CREATE INSERT ADD MAKE CREATE INSERT ADD ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Table employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM employee WHERE SALARY > ALL (SELECT SALARY FROM EMPLOYEE);prints 9 0 10 5 9 0 10 5 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the names of these cities with temperature and condition whose condition is neither sunny nor cloudy SELECT city, temperature, condition FROM weather WHERE condition BETWEEN ('sunny', 'cloudy'); SELECT city, temperature, condition FROM weather WHERE condition IN ('sunny', 'cloudy'); SELECT city, temperature, condition FROM weather WHERE condition NOT BETWEEN ('sunny', 'cloudy'); SELECT city, temperature, condition FROM weather WHERE condition NOT IN ('sunny', 'cloudy'); SELECT city, temperature, condition FROM weather WHERE condition BETWEEN ('sunny', 'cloudy'); SELECT city, temperature, condition FROM weather WHERE condition IN ('sunny', 'cloudy'); SELECT city, temperature, condition FROM weather WHERE condition NOT BETWEEN ('sunny', 'cloudy'); SELECT city, temperature, condition FROM weather WHERE condition NOT IN ('sunny', 'cloudy'); ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the meaning of LIKE '%0%0%' Feature has more than two 0's Feature ends with two 0's Feature begins with two 0's Feature has two 0's in it, at any position Feature has more than two 0's Feature ends with two 0's Feature begins with two 0's Feature has two 0's in it, at any position ANSWER DOWNLOAD EXAMIANS APP
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