Results
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#1. Can DISTINCT command be used for more than one column?
#2. Which MYSQL statement is used to return only different values?
#3. Can I define multiple unique constraints on a table?
#4. Enum values are stored accodring to their index numbers
#5. An outer join requires each record in the two joined tables to have a matching record.
#6. How much character are allowed to create database name?
#7. Which MYSQL statement is used to update data in a database?
#8. Which MYSQL statement is used to delete data from a database?
#9. Which of the following file extension is a valid MyISAM file extension?
#10. Which SQL statement is used to extract data from a database?
#11. Primary Key does allow the Null Values. where as in Unique key doesn’t accept the Null values.
#12. Which is the default order of sort in ORDER BY clause?
#13. BLOB data type can have default column value.
#14. On executing DELETE command, if you get an error “foreign key constraint”- what does it imply?
#15. When do we use a HAVING clause?
#16. Can I call a trigger directly called from an application?
#17. –i-am-a-dummy flag is used Makes the MySQL engine refuse UPDATE and which other command?
#18. Which of the following ways below are the correct way to get the current date?
#19. With SQL, how do you select all the columns from a table named “Persons”?
#20. Which SQL keyword is used to sort the result-set?