a string None b string None Detailed Table Information Table(tableName:table4, dbName:default, owner:marmbrus, createTime:1389343869, lastAccessTime:0, retention:0, sd:StorageDescriptor(cols:[FieldSchema(name:a, type:string, comment:null), FieldSchema(name:b, type:string, comment:null)], location:file:/private/var/folders/36/cjkbrr953xg2p_krwrmn8h_r0000gn/T/sharkWarehouse5689195829966714752/table4, inputFormat:org.apache.hadoop.mapred.SequenceFileInputFormat, outputFormat:org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat, compressed:false, numBuckets:-1, serdeInfo:SerDeInfo(name:null, serializationLib:org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe, parameters:{serialization.format= , field.delim=