Add hive golden answers.

Author: marmbrus

sql/hive/src/test/resources/golden/create_union_table-0-8e765b54f15b948fc88392da69da283

@@ -0,0 +1 @@
+0

sql/hive/src/test/resources/golden/create_union_table-1-aee4ce62fc2631423af0f569f4448353

@@ -0,0 +1,4 @@
+key                 	int                 	None                
+value               	string              	None                
+	 	 
+Detailed Table Information	Table(tableName:dest1, dbName:default, owner:marmbrus, createTime:1398823397, lastAccessTime:0, retention:0, sd:StorageDescriptor(cols:[FieldSchema(name:key, type:int, comment:null), FieldSchema(name:value, type:string, comment:null)], location:file:/private/var/folders/36/cjkbrr953xg2p_krwrmn8h_r0000gn/T/sparkHiveWarehouse6323689881248298063/dest1, 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=1}), bucketCols:[], sortCols:[], parameters:{}, skewedInfo:SkewedInfo(skewedColNames:[], skewedColValues:[], skewedColValueLocationMaps:{}), storedAsSubDirectories:false), partitionKeys:[], parameters:{transient_lastDdlTime=1398823397}, viewOriginalText:null, viewExpandedText:null, tableType:MANAGED_TABLE)	

sql/hive/src/test/resources/golden/create_union_table-2-b1feb4a197caf28d5223e72e10a91e78

@@ -0,0 +1,10 @@
+0	val_0
+4	val_4
+8	val_8
+0	val_0
+0	val_0
+5	val_5
+5	val_5
+2	val_2
+5	val_5
+9	val_9