SELECT wp_posts.ID,
       wp_posts.post_author,
       wp_users.ID,
       wp_users.display_name
FROM   wp_posts,
       wp_users
WHERE  wp_posts.post_author = wp_users.ID
       AND wp_users.ID != 1 
This gives me result
Now I want to export this result I obtained from query in phpmyadmin.
For that I did this, as per answer given to me here below.
SELECT wp_posts.ID,
       wp_posts.post_author,
       wp_users.ID,
       wp_users.display_name
FROM   wp_posts,
       wp_users
WHERE  wp_posts.post_author = wp_users.ID
       AND wp_users.ID != 1 
INTO OUTFILE 'D:\backup\export.csv'
FIELDS TERMINATED BY ','
LINES TERMINATED BY '\n'
It gives me error
1045 - Access denied for user 'username'@'localhost' (using password: YES)

 
     
    