sql:=` select relationship_value from ice_friend_relationship where (friend_relationship_a_id=? and friend_relationship_b_id=?) or (friend_relationship_b_id=? and friend_relationship_a_id =?) `
sql:=` select relationship_id,relationship_value from ice_friend_relationship where (friend_relationship_a_id=? and friend_relationship_b_id=?) or (friend_relationship_b_id=? and friend_relationship_a_id =?) `