12 Questions
Which SQL keyword is used to add a column in an existing table?
ADD
What does the SQL keyword 'FROM' specify?
Specifies the table on which to perform operations
When using SQL, what does the 'HAVING' keyword do?
Filters rows based on a condition after grouping
Which SQL keyword creates a unique index on a table with no duplicate values?
CREATE UNIQUE INDEX
What is the purpose of the SQL keyword 'BACKUP DATABASE'?
Creates a back up of an existing database
Which SQL keyword is used to change the data type of a column in a table?
ALTER COLUMN
What is the data type for a very small integer in MySQL?
TINYINT
Which data type in MySQL is suitable for storing large text strings?
LONGTEXT
Which data type represents a date and time value in MySQL?
DATETIME
'VARCHAR' in MySQL is used for storing:
Variable-length strings
'DECIMAL or NUMERIC' in MySQL is used for storing:
Fixed-point numbers
'ENUM' in MySQL allows a string object to have only one value chosen from:
A list of predefined values
Test your knowledge on MySQL advanced SQL data types that determine the values a column can hold. Understand how data types work as metadata to help SQL process queries against specific columns. Explore main data types in MySQL including numeric types, string types, and date and time types.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
