Answers for "distinct and count in mysql query"

mysql unique select count

SELECT COUNT(DISTINCT productId) from  table_name WHERE keyword='$keyword'

MySQL DISTINCT

When querying data from a table, you may get duplicate rows. In order to remove these duplicate rows, you use the DISTINCT clause in the SELECT statement.

Here is the syntax of the DISTINCT clause:

SELECT DISTINCT
    select_list
FROM
    table_name;