[SQL] [Minor] Print detail query execution info when spark answer is not right

[scwf]

Print detail query execution info including parsed/analyzed/optimized/Physical plan for query when spak answer is not rignt.

Results do not match for query:
== Parsed Logical Plan ==
'Aggregate ['x.str], ['x.str,SUM('x.strCount) AS c1#46]
 'Join Inner, Some(('x.str = 'y.str))
  'UnresolvedRelation [df], Some(x)
  'UnresolvedRelation [df], Some(y)

== Analyzed Logical Plan ==
Aggregate [str#44], [str#44,SUM(strCount#45L) AS c1#46L]
 Join Inner, Some((str#44 = str#51))
  Subquery x
   Subquery df
    Aggregate [str#44], [str#44,COUNT(str#44) AS strCount#45L]
     Project [_1#41 AS int#43,_2#42 AS str#44]
      LocalRelation [_1#41,_2#42], [[1,1],[2,2],[3,3]]
  Subquery y
   Subquery df
    Aggregate [str#51], [str#51,COUNT(str#51) AS strCount#47L]
     Project [_1#41 AS int#50,_2#42 AS str#51]
      LocalRelation [_1#41,_2#42], [[1,1],[2,2],[3,3]]

== Optimized Logical Plan ==
Aggregate [str#44], [str#44,SUM(strCount#45L) AS c1#46L]
 Project [str#44,strCount#45L]
  Join Inner, Some((str#44 = str#51))
   Aggregate [str#44], [str#44,COUNT(str#44) AS strCount#45L]
    LocalRelation [str#44], [[1],[2],[3]]
   Aggregate [str#51], [str#51]
    LocalRelation [str#51], [[1],[2],[3]]

== Physical Plan ==
Aggregate false, [str#44], [str#44,CombineSum(PartialSum#53L) AS c1#46L]
 Aggregate true, [str#44], [str#44,SUM(strCount#45L) AS PartialSum#53L]
  Project [str#44,strCount#45L]
   BroadcastHashJoin [str#44], [str#51], BuildRight
    Aggregate false, [str#44], [str#44,Coalesce(SUM(PartialCount#55L),0) AS strCount#45L]
     Exchange (HashPartitioning [str#44], 5), []
      Aggregate true, [str#44], [str#44,COUNT(str#44) AS PartialCount#55L]
       LocalTableScan [str#44], [[1],[2],[3]]
    Aggregate false, [str#51], [str#51]
     Exchange (HashPartitioning [str#51], 5), []
      Aggregate true, [str#51], [str#51]
       LocalTableScan [str#51], [[1],[2],[3]]

Code Generation: false
== RDD ==
== Results ==
!== Correct Answer - 3 ==   == Spark Answer - 3 ==
 [1,1]                      [1,1]
![2,3]                      [2,1]
 [3,1]                      [3,1]

[SparkQA]

Test build #31268 has finished for PR 5774 at commit 5be6f78.

• This patch passes all tests.
• This patch merges cleanly.
• This patch adds the following public classes (experimental):
  • public final class UnsafeFixedWidthAggregationMap
  • public static class MapEntry
  • public final class UnsafeRow implements MutableRow
  • class UnsafeRowConverter(fieldTypes: Array[DataType])
  • public final class PlatformDependent
  • public class ByteArrayMethods
  • public final class LongArray
  • public final class BitSet
  • public final class BitSetMethods
  • public final class Murmur3_x86_32
  • public final class BytesToBytesMap
  • public final class Location
  • class Doubling implements HashMapGrowthStrategy
  • public class ExecutorMemoryManager
  • public class HeapMemoryAllocator implements MemoryAllocator
  • public class MemoryBlock extends MemoryLocation
  • public class MemoryLocation
  • public final class TaskMemoryManager
  • public class UnsafeMemoryAllocator implements MemoryAllocator
• This patch adds the following new dependencies:
  • spark-unsafe_2.10-1.4.0-SNAPSHOT.jar

[scwf]

/cc @rxin

[rxin]

Can you paste an example output from the new change? Thanks.

[scwf]

@rxin ,Done

[marmbrus]

LGTM

[rxin]

Thanks. Merging in master.