Sunday, September 11, 2011

SQL SELECT DISTINCT Statement

In a table, some of the columns may contain duplicate values. This is not a problem, however, sometimes you will want to list only the different (distinct) values in a table.

The DISTINCT keyword can be used to return only distinct (different) values.

SQL SELECT DISTINCT Syntax

SELECT DISTINCT column_name(s) FROM table_name

SELECT DISTINCT Example

The "Persons" table:



Now we want to select only the distinct values from the column named "City" from the table above.

We use the following SELECT statement:
The result-set will look like this:

SELECT DISTINCT City FROM Person


If you are searching life partner. your searching end with kpmarriage.com. now kpmarriage.com offer free matrimonial website which offer free message, free chat, free view contact information. so register here : kpmarriage.com- Free matrimonial website