select unique sql code example

Example 1: select count of distinct values sql

SELECT COUNT (DISTINCT column-name)  FROM table-name

Example 2: distincct sql

SELECT DISTINCT column1, column2, ...

 FROM table_name;

Example 3: select distinct

SELECT DISTINCT ma_colonne
FROM nom_du_tableau

Example 4: DISTINCT SQL

SELECT DISTINCT column1, column1, ..... FROM TABLE
/*DISTINCT WILL NOT SELECT THE SAME VALUES IN SAME COLUMN*/

Example 5: query DISTINCT

SELECT DISTINCT Column_name FROM table_name;

Example 6: distinct sql

Distinct: helps to displays the non duplicate
records when retrieving the records from a table.

SELECT DISTINCT FIRST_NAME FROM VISITORS;