Introduction to SQL Most companies keep at least two versions of any database they are using. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the full form of SQL? Structured Query Language Simple Query Language Structured Query List None of these Structured Query Language Simple Query Language Structured Query List None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the name of all cities with their temperature, humidity and countries. SELECT weather.city, temperature, humidity, country FROM weather, location WHERE weather.city = location.city; SELECT weather.city, temperature, humidity, country FROM weather, location; SELECT weather.city, temperature, humidity FROM weather SELECT country FROM location WHERE weather.city = location.city; SELECT city, temperature, humidity, country FROM location; SELECT weather.city, temperature, humidity, country FROM weather, location WHERE weather.city = location.city; SELECT weather.city, temperature, humidity, country FROM weather, location; SELECT weather.city, temperature, humidity FROM weather SELECT country FROM location WHERE weather.city = location.city; SELECT city, temperature, humidity, country FROM location; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SELECT command, with its various clauses, allows users to query the data contained in the tables and ask many different questions or ad hoc queries. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The HAVING clause does which of the following? Acts like a WHERE clause but is used for columns rather than groups. Acts like a WHERE clause but is used for groups rather than rows. Acts EXACTLY like a WHERE clause. Acts like a WHERE clause but is used for rows rather than columns. Acts like a WHERE clause but is used for columns rather than groups. Acts like a WHERE clause but is used for groups rather than rows. Acts EXACTLY like a WHERE clause. Acts like a WHERE clause but is used for rows rather than columns. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is: a data sublanguage. a DBMS. an operating system. a programming language. a data sublanguage. a DBMS. an operating system. a programming language. ANSWER DOWNLOAD EXAMIANS APP
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