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Monday, 27 July 2015

TERADATA LOWER FUNCTION

LOWER function in TERADATA converts all the input characters in LOWER case.

Syntax :-

SELECT LOWER(INPUT STRING);

EXAMPLE:-

SELECT LOWER('CHANCHAL WANKHADE') as LOWER_exaple;

Result:-  chanchal wankhade



Here are 5 frequently asked questions about the LOWER function in Teradata, along with their answers:-

1. What is the purpose of the LOWER function in Teradata?
   - The LOWER function in Teradata is used to convert all characters in a string to lowercase. It helps standardize the case of string data for comparison or display purposes.

2. What is the syntax of the LOWER function in Teradata?
   - The syntax of the LOWER function in Teradata is as follows:
     
     LOWER(string)
     
     Where string is the input string expression that you want to convert to lowercase.

3. Is the LOWER function in Teradata case-sensitive?
   - No, the LOWER function in Teradata is case-insensitive. It converts all characters to lowercase regardless of their original case.

4. Can the LOWER function be used with columns in a SELECT statement in Teradata?
   - Yes, the LOWER function can be used with columns in a SELECT statement in Teradata. For example:
     
     SELECT LOWER(column_name) FROM table_name;
     
     This query will retrieve the values of the specified column with all characters converted to lowercase.

5. Does the LOWER function in Teradata support multibyte characters?
   - Yes, the LOWER function in Teradata fully supports multibyte characters. It accurately converts characters to lowercase, including those in multibyte character sets like UTF-8 or UTF-16.

These questions and answers should provide a comprehensive understanding of the LOWER function in Teradata.

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