Introduction to SQL Which of the SQL statements is correct? SELECT Username, Password FROM Users None of these SELECT Username AND Password FROM Users SELECT Username, Password WHERE Username = 'user1' SELECT Username, Password FROM Users None of these SELECT Username AND Password FROM Users SELECT Username, Password WHERE Username = 'user1' ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is a view? A view is a database diagram. A view is a virtual table which results of executing a pre-compiled query. A view is not part of the physical database schema, while the regular tables are. A view is a special stored procedure executed when certain event occurs. None of these A view is a database diagram. A view is a virtual table which results of executing a pre-compiled query. A view is not part of the physical database schema, while the regular tables are. A view is a special stored procedure executed when certain event occurs. None of these 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. OUTER JOIN NON-EQUIJOIN NATURAL JOIN EQUIJOIN OUTER JOIN NON-EQUIJOIN NATURAL JOIN EQUIJOIN ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL can be used to: query database data only. All of these modify database data only. create database structures only. query database data only. All of these modify database data only. create database structures only. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Count function in SQL returns the number of values. distinct values. columns. groups. values. distinct values. columns. groups. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the temperature in increasing order of all cities SELECT city, temperature FROM weather; SELECT city, temperature FROM weather ORDER BY city; SELECT city, temperature FROM weather ORDER BY temperature; SELECT city FROM weather ORDER BY temperature; SELECT city, temperature FROM weather; SELECT city, temperature FROM weather ORDER BY city; SELECT city, temperature FROM weather ORDER BY temperature; SELECT city FROM weather ORDER BY temperature; ANSWER DOWNLOAD EXAMIANS APP
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