1::123:cdf::12342432

2:345:sfdfd:8765235

UserID int, MovieID int,Tag varchar(4000) ,Timestamp varchar(50)

userid  movieid   tag  timetamp

1        NULL      123

userid  movieid   tag  timetamp

1        123       cdf 12342432

sqoop export --connect jdbc:mysql://localhost/movielens --username root --password cloudera --table movie_tags_map --export-dir /movieLens  --input-fields-terminated-by '::' -update-mode allowinsert