select id,mobile,realname as name,weixin as message_note,address_des as address,create_time,cateid from v1_user UNION ALL select id,mobile,name,message_note,address,create_time,cateid from v1_clue
First, we want to field as a whole, and then use UNION ALL joint.
Note: UNION making table will be linked to the heavy, UNION All will not. Union will be sorted in order of the fields; UNION ALL simply merge the two results after return. So I chose UNION ALL.