PREHOOK: query: EXPLAIN SELECT cdouble, cstring1, cint, cfloat, csmallint, coalesce(cdouble, cstring1, cint, cfloat, csmallint) 
FROM alltypesorc
WHERE (cdouble IS NULL) LIMIT 10
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN SELECT cdouble, cstring1, cint, cfloat, csmallint, coalesce(cdouble, cstring1, cint, cfloat, csmallint) 
FROM alltypesorc
WHERE (cdouble IS NULL) LIMIT 10
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-0 is a root stage

STAGE PLANS:
  Stage: Stage-0
    Fetch Operator
      limit: 10
      Processor Tree:
        TableScan
          alias: alltypesorc
          Filter Operator
            predicate: cdouble is null (type: boolean)
            Select Operator
              expressions: null (type: void), cstring1 (type: string), cint (type: int), cfloat (type: float), csmallint (type: smallint), COALESCE(null,cstring1,cint,cfloat,csmallint) (type: string)
              outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5
              Limit
                Number of rows: 10
                ListSink

PREHOOK: query: SELECT cdouble, cstring1, cint, cfloat, csmallint, coalesce(cdouble, cstring1, cint, cfloat, csmallint) 
FROM alltypesorc
WHERE (cdouble IS NULL) LIMIT 10
PREHOOK: type: QUERY
PREHOOK: Input: default@alltypesorc
#### A masked pattern was here ####
POSTHOOK: query: SELECT cdouble, cstring1, cint, cfloat, csmallint, coalesce(cdouble, cstring1, cint, cfloat, csmallint) 
FROM alltypesorc
WHERE (cdouble IS NULL) LIMIT 10
POSTHOOK: type: QUERY
POSTHOOK: Input: default@alltypesorc
#### A masked pattern was here ####
NULL	LFgU5WT87C2yJ4W4YU0r8Pp	-285355633	-51.0	NULL	LFgU5WT87C2yJ4W4YU0r8Pp
NULL	75bFXC7TqGo1SEaYAx4C58m	NULL	-51.0	NULL	75bFXC7TqGo1SEaYAx4C58m
NULL	v3p153e2bSkGS70v04G	354670578	-51.0	NULL	v3p153e2bSkGS70v04G
NULL	0pOH7A4O8aQ37NuBqn	951003458	-51.0	NULL	0pOH7A4O8aQ37NuBqn
NULL	8ShAFcD734S8Q26WjMwpq0Q	164554497	-51.0	NULL	8ShAFcD734S8Q26WjMwpq0Q
NULL	nOF31ehjY7ULCHMf	455419170	-51.0	NULL	nOF31ehjY7ULCHMf
NULL	t32s57Cjt4a250qQgVNAB5T	-109813638	-51.0	NULL	t32s57Cjt4a250qQgVNAB5T
NULL	nvO822k30OaH37Il	665801232	-51.0	NULL	nvO822k30OaH37Il
NULL	M152O	-601502867	-51.0	NULL	M152O
NULL	FgJ7Hft6845s1766oyt82q	199879534	-51.0	NULL	FgJ7Hft6845s1766oyt82q
PREHOOK: query: EXPLAIN SELECT ctinyint, cdouble, cint, coalesce(ctinyint+10, (cdouble+log2(cint)), 0) 
FROM alltypesorc
WHERE (ctinyint IS NULL) LIMIT 10
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN SELECT ctinyint, cdouble, cint, coalesce(ctinyint+10, (cdouble+log2(cint)), 0) 
FROM alltypesorc
WHERE (ctinyint IS NULL) LIMIT 10
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-0 is a root stage

STAGE PLANS:
  Stage: Stage-0
    Fetch Operator
      limit: 10
      Processor Tree:
        TableScan
          alias: alltypesorc
          Filter Operator
            predicate: ctinyint is null (type: boolean)
            Select Operator
              expressions: null (type: void), cdouble (type: double), cint (type: int), COALESCE(null,(cdouble + log2(cint)),0) (type: double)
              outputColumnNames: _col0, _col1, _col2, _col3
              Limit
                Number of rows: 10
                ListSink

PREHOOK: query: SELECT ctinyint, cdouble, cint, coalesce(ctinyint+10, (cdouble+log2(cint)), 0) 
FROM alltypesorc
WHERE (ctinyint IS NULL) LIMIT 10
PREHOOK: type: QUERY
PREHOOK: Input: default@alltypesorc
#### A masked pattern was here ####
POSTHOOK: query: SELECT ctinyint, cdouble, cint, coalesce(ctinyint+10, (cdouble+log2(cint)), 0) 
FROM alltypesorc
WHERE (ctinyint IS NULL) LIMIT 10
POSTHOOK: type: QUERY
POSTHOOK: Input: default@alltypesorc
#### A masked pattern was here ####
NULL	-4213.0	528534767	-4184.022576865738
NULL	-3012.0	528534767	-2983.0225768657383
NULL	-4016.0	528534767	-3987.0225768657383
NULL	-11534.0	528534767	-11505.022576865738
NULL	-6147.0	528534767	-6118.022576865738
NULL	-7680.0	528534767	-7651.022576865738
NULL	-7314.0	528534767	-7285.022576865738
NULL	11254.0	528534767	11282.977423134262
NULL	13889.0	528534767	13917.977423134262
NULL	3321.0	528534767	3349.9774231342617
PREHOOK: query: EXPLAIN SELECT cfloat, cbigint, coalesce(cfloat, cbigint, 0) 
FROM alltypesorc
WHERE (cfloat IS NULL AND cbigint IS NULL) LIMIT 10
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN SELECT cfloat, cbigint, coalesce(cfloat, cbigint, 0) 
FROM alltypesorc
WHERE (cfloat IS NULL AND cbigint IS NULL) LIMIT 10
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-0 is a root stage

STAGE PLANS:
  Stage: Stage-0
    Fetch Operator
      limit: 10
      Processor Tree:
        TableScan
          alias: alltypesorc
          Filter Operator
            predicate: (cfloat is null and cbigint is null) (type: boolean)
            Select Operator
              expressions: null (type: void), null (type: void), 0 (type: int)
              outputColumnNames: _col0, _col1, _col2
              Limit
                Number of rows: 10
                ListSink

PREHOOK: query: SELECT cfloat, cbigint, coalesce(cfloat, cbigint, 0) 
FROM alltypesorc
WHERE (cfloat IS NULL AND cbigint IS NULL) LIMIT 10
PREHOOK: type: QUERY
PREHOOK: Input: default@alltypesorc
#### A masked pattern was here ####
POSTHOOK: query: SELECT cfloat, cbigint, coalesce(cfloat, cbigint, 0) 
FROM alltypesorc
WHERE (cfloat IS NULL AND cbigint IS NULL) LIMIT 10
POSTHOOK: type: QUERY
POSTHOOK: Input: default@alltypesorc
#### A masked pattern was here ####
NULL	NULL	0
NULL	NULL	0
NULL	NULL	0
NULL	NULL	0
NULL	NULL	0
NULL	NULL	0
NULL	NULL	0
NULL	NULL	0
NULL	NULL	0
NULL	NULL	0
PREHOOK: query: EXPLAIN SELECT ctimestamp1, ctimestamp2, coalesce(ctimestamp1, ctimestamp2) 
FROM alltypesorc 
WHERE ctimestamp1 IS NOT NULL OR ctimestamp2 IS NOT NULL LIMIT 10
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN SELECT ctimestamp1, ctimestamp2, coalesce(ctimestamp1, ctimestamp2) 
FROM alltypesorc 
WHERE ctimestamp1 IS NOT NULL OR ctimestamp2 IS NOT NULL LIMIT 10
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-0 is a root stage

STAGE PLANS:
  Stage: Stage-0
    Fetch Operator
      limit: 10
      Processor Tree:
        TableScan
          alias: alltypesorc
          Filter Operator
            predicate: (ctimestamp1 is not null or ctimestamp2 is not null) (type: boolean)
            Select Operator
              expressions: ctimestamp1 (type: timestamp), ctimestamp2 (type: timestamp), COALESCE(ctimestamp1,ctimestamp2) (type: timestamp)
              outputColumnNames: _col0, _col1, _col2
              Limit
                Number of rows: 10
                ListSink

PREHOOK: query: SELECT ctimestamp1, ctimestamp2, coalesce(ctimestamp1, ctimestamp2) 
FROM alltypesorc 
WHERE ctimestamp1 IS NOT NULL OR ctimestamp2 IS NOT NULL LIMIT 10
PREHOOK: type: QUERY
PREHOOK: Input: default@alltypesorc
#### A masked pattern was here ####
POSTHOOK: query: SELECT ctimestamp1, ctimestamp2, coalesce(ctimestamp1, ctimestamp2) 
FROM alltypesorc 
WHERE ctimestamp1 IS NOT NULL OR ctimestamp2 IS NOT NULL LIMIT 10
POSTHOOK: type: QUERY
POSTHOOK: Input: default@alltypesorc
#### A masked pattern was here ####
1969-12-31 15:59:46.674	1969-12-31 16:00:08.875	1969-12-31 15:59:46.674
NULL	1969-12-31 16:00:13.589	1969-12-31 16:00:13.589
1969-12-31 15:59:55.787	1969-12-31 16:00:01.546	1969-12-31 15:59:55.787
1969-12-31 15:59:44.187	1969-12-31 16:00:06.961	1969-12-31 15:59:44.187
1969-12-31 15:59:50.434	1969-12-31 16:00:13.352	1969-12-31 15:59:50.434
1969-12-31 16:00:15.007	1969-12-31 16:00:15.148	1969-12-31 16:00:15.007
1969-12-31 16:00:07.021	1969-12-31 16:00:02.997	1969-12-31 16:00:07.021
1969-12-31 16:00:04.963	1969-12-31 15:59:56.474	1969-12-31 16:00:04.963
1969-12-31 15:59:52.176	1969-12-31 16:00:07.787	1969-12-31 15:59:52.176
1969-12-31 15:59:44.569	1969-12-31 15:59:51.665	1969-12-31 15:59:44.569