concat vs group_concat mysql code example

Example 1: mysql group_concat distinct

SELECT GROUP_CONCAT(DISTINCT categories ORDER BY categories ASC SEPARATOR ' ') FROM table

Example 2: group_concat mysql

GROUP_CONCAT(expr);

Example 3: group_concat in mysql

GROUP_CONCAT(eng_category_name SEPARATOR ',') as eng_category_name

Example 4: mysql group concat

/* By deafult separe itens by "," */
group_concat(p.nameItem) as listProdItem
/* Used <br> to list itens one below the other in HTML page */
group_concat(p.nameItem separator '<br>') as listProdItem