Ask questions about random SQL Post calls

Evaluate the SQL post random call problem {dede: sqlsql = 'select * FROM 'pre _ forum_thread 'orderby 'pre _ forum_thread '. 'moderated 'LIMIT0, 20'} I know that desc is sorted in descending order, while asc is in ascending order. Is to solve the SQL post random call problem
{Dede: SQL = 'select * FROM 'pre _ forum_thread 'Order BY 'pre _ forum_thread '. 'moderated 'limit 0, 20 '}

I know that desc is in descending order, while asc is in ascending order. I just don't know how to sort them randomly. Please add random sorting in the above code


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Discussion
{Dede: SQL = 'select * FROM 'pre _ forum_thread 'Order BY 'pre _ forum_thread '. 'moderated 'limit 0, 20 '}

I know that desc is in descending order, while asc is in ascending order. I just don't know how to sort them randomly. Please add random sorting in the above code