mysql query unique column
SELECT DISTINCT(column_name) FROM your_table_name;
#You can select distinct values for one or more columns. The column names has to be separated with comma.
SELECT DISTINCT column_name_1, column_name_2 FROM your_table_name;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;Copyright © 2021 Codeinu
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