maxcomputer外部表怎么修改分隔符[阿里云MaxCompute] 暂停朗读为您朗读

这是建表语句

            
   custom1 string COMMENT '保留字段1',                
   custom2 string COMMENT '保留字段2',                
   custom3 string COMMENT '保留字段3')     
    comment ''  partitioned by (
  month_id string
  )
ROW FORMAT SERDE
   'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe'
 WITH SERDEPROPERTIES (
 'mcfed.field.delim' = ',',
 'mcfed.serialization.null.format'='',
 'odps.text.option.gzip.input.enabled'='true')
stored as textfile
location "odps://xxx/abc_external/";