Introduction to SQL 'AS' clause is used in SQL for Join operation. Rename operation. Projection operation. Selection operation. Join operation. Rename operation. Projection operation. Selection operation. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to update data in a database? SAVE AS UPDATE MODIFY SAVE SAVE AS UPDATE MODIFY SAVE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The qualifier DISTINCT must be used in an SQL statement when we want to eliminate duplicate rows. True False True False 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 The SQL statementSELECT ROUND(45.926, -1) FROM DUAL; prints garbage prints 045.926 is illegal prints 50 prints garbage prints 045.926 is illegal prints 50 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL There is an equivalent join expression that can be substituted for all subquery expressions. False True False True ANSWER DOWNLOAD EXAMIANS APP
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