Results
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#1. Which SQL statement is used to extract data from a database?
#2. Which MYSQL statement is used to delete data from a database?
#3. How much storage space does DATETIME require?
#4. Which of the following ways below are the correct way to get the current date?
#5. With SQL, how do you select all the columns from a table named “Persons”?
#6. Can I define multiple unique constraints on a table?
#7. Which MYSQL statement is used to return only different values?
#8. Enum values are stored accodring to their index numbers
#9. Can I call a trigger directly called from an application?
#10. Which is the default order of sort in ORDER BY clause?
#11. BLOB data type can have default column value.
#12. Which MYSQL statement is used to update data in a database?
#13. When do we use a HAVING clause?
#14. Which SQL keyword is used to sort the result-set?
#15. What is a candidate key?
#16. Primary Key does allow the Null Values. where as in Unique key doesn’t accept the Null values.
#17. What does SQL stand for?
#18. –i-am-a-dummy flag is used Makes the MySQL engine refuse UPDATE and which other command?
#19. How much character are allowed to create database name?
#20. How can we get the number of records or rows in a table?