The SQL `TRIM()` function is essential for data manipulation, allowing you to remove unwanted characters from strings. Whether it's cleaning up user input or standardizing data formats, `TRIM()` helps ensure you
This SQL query uses the TRIM() function to remove any leading and trailing spaces from the given string ' trim '. The TRIM() function processes the input string, removing all spaces from both the beginning and the end, resulting in the cleaned string 'trim'. The result is returned with ...
The given SQL query uses the CONCAT() function in PostgreSQL to concatenate the strings 'w', 'r', 'esource', '.', and 'com' with the number 3, while ignoring the NULL value in the arguments. The function combines the non-NULL arguments into a single string, resulting in 'w3resource...
This SQL query uses the TRIM() function to remove any leading and trailing spaces from the given string ' trim '. The TRIM() function processes the input string, removing all spaces from both the beginning and the end, resulting in the cleaned string 'trim'. The result is returned with ...
SQL Code: -- This SQL query converts a given string to uppercase using the UPPER function and returns the result with an alias. -- SELECT statement begins SELECT UPPER('testing for upper function') -- Convert the given string 'testing for upper function' to uppercase ...
SQL Code: -- This query extracts a substring from the string 'w3resource'. -- It starts at the 4th character and extracts 5 characters from that position. SELECT substring('w3resource' from 4 for 5); Explanation: Function: The substring() function is used to extract a portion of a stri...
SELECT LENGTH(TRIM(' Hello World ')); Explanation: This SQL query calculates the length of the string 'Hello World' after removing any leading and trailing whitespace. The TRIM() function removes the extra spaces, and the LENGTH() function returns the length of the resulting string. ...
Formatting Query Output:Ensure consistent formatting by trimming unnecessary trailing characters. Syntax: RTRIM(string [, trimming_text ]) Parameters: Return Value Type VARCHAR2 Applies to Oracle 12c, Oracle 11g, Oracle 10g, Oracle 9i, Oracle 8i ...
TRIM(' Test Replace ') ), -- Specify the substring to be replaced ('test') and the replacement substring ('best') 'test', 'best' ) AS modified_string; Explanation: This SQL query demonstrates the use of nested string functions to clean up and transform the input string ' Test Replace...
Here is anew documentwhich is a collection of questions with short and simple answers, useful for learning SQL as well as for interviews. Check out our 1000+ SQL Exercises with solution and explanation to improve your skills. Previous:TRIM ...