Podcast
Questions and Answers
What does the LTRIM function do in MySQL?
What does the LTRIM function do in MySQL?
- Returns the string with leading (starting) removed (correct)
- Returns the rightmost 'n' characters from the string
- Returns the leftmost 'n' characters from the string
- Returns the substring of 'n' characters long from the given string
What does the UCASE/UPPER function do in MySQL?
What does the UCASE/UPPER function do in MySQL?
- Return the rightmost 'n' characters from the string
- Return the leftmost 'n' characters from the string
- Change all alphabets to lowercase
- Change all alphabets to uppercase (correct)
What does the SUBSTRING/MID function do in MySQL?
What does the SUBSTRING/MID function do in MySQL?
- Returns the substring of 'n' characters long from the given string, starting at position 'm' (correct)
- Change all alphabets to uppercase
- Returns the rightmost 'n' characters from the string
- Change all alphabets to lowercase
What does the LCASE/LOWER function do in MySQL?
What does the LCASE/LOWER function do in MySQL?
What does the RIGHT function do in MySQL?
What does the RIGHT function do in MySQL?
What does the UCASE/UPPER function do in MySQL?
What does the UCASE/UPPER function do in MySQL?
What does the LTRIM function do in MySQL?
What does the LTRIM function do in MySQL?
What does the RIGHT function do in MySQL?
What does the RIGHT function do in MySQL?
What does the SUBSTRING/MID function do in MySQL?
What does the SUBSTRING/MID function do in MySQL?
What does the LCASE/LOWER function do in MySQL?
What does the LCASE/LOWER function do in MySQL?
Study Notes
String Functions in MySQL
Trimming and Case Conversion
- LTRIM function removes leading spaces from a string
- UCASE/UPPER function converts a string to uppercase
- LCASE/LOWER function converts a string to lowercase
Substring Extraction
- SUBSTRING/MID function extracts a part of a string, starting from a specified position and with a specified length
String Extraction
- RIGHT function returns the rightmost characters of a string, with a specified length
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Description
Test your knowledge of MySQL built-in string functions such as LCASE, UCASE, and LEFT with this quiz. Identify the correct usage and syntax for manipulating strings in MySQL queries.
