INITCAP function in Oracle

INITCAP function is used to show the first character in every word in uppercase and rest in lowercase.

Synatx:-

SELECT INITCAP('STATEMENT') FROM DUAL;

Example:-

SELECT INITCAP('this is chanchal wankhade.') initcap_func FROM DUAL;

--> This Is Chanchal Wankhade.

SELECT INITCAP('THIS IS CHANCHAL WANKHADE.') initcap_func FROM DUAL;

--> This Is Chanchal Wankhade.

In Oracle, the INITCAP function is available for capitalizing the first letter of each word in a string. Here are 5 frequently asked questions about the INITCAP function in Oracle:

1. What is the purpose of the INITCAP function in Oracle?

   - The INITCAP function in Oracle is used to capitalize the first letter of each word in a string while converting all other letters to lowercase. It helps standardize the capitalization of string data for display purposes.

2. What is the syntax of the INITCAP function in Oracle?

   - The syntax of the INITCAP function in Oracle is simple:

     

     INITCAP(string)

     

     Where string is the input string expression that you want to capitalize.

3. Is the INITCAP function in Oracle case-sensitive?

   - No, the INITCAP function in Oracle is case-insensitive. It capitalizes the first letter of each word in the string while converting all other letters to lowercase.

4. Can the INITCAP function be used with columns in a SELECT statement in Oracle?

   - Yes, the INITCAP function can be used with columns in a SELECT statement in Oracle. For example:

     

     SELECT INITCAP(column_name) FROM table_name;

     

     This query will retrieve the values of the specified column with the first letter of each word capitalized.

5. Does the INITCAP function in Oracle handle special characters and multibyte characters properly?

   - Yes, the INITCAP function in Oracle properly handles special characters and multibyte characters. It capitalizes the first letter of each word while preserving the integrity of special characters and multibyte characters within the string.

These questions and answers should provide a comprehensive understanding of the INITCAP function in Oracle.