Saving all output to "!!{outputDirectory}!!/udaf_number_format.q.raw". Enter "record" with no arguments to stop it.
>>>  !run !!{qFileDirectory}!!/udaf_number_format.q
>>>  
>>>  EXPLAIN SELECT 
sum('a'), 
avg('a'), 
variance('a'), 
std('a') 
FROM src;
'Explain'
'ABSTRACT SYNTAX TREE:'
'  (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (TOK_FUNCTION sum 'a')) (TOK_SELEXPR (TOK_FUNCTION avg 'a')) (TOK_SELEXPR (TOK_FUNCTION variance 'a')) (TOK_SELEXPR (TOK_FUNCTION std 'a')))))'
''
'STAGE DEPENDENCIES:'
'  Stage-1 is a root stage'
'  Stage-0 is a root stage'
''
'STAGE PLANS:'
'  Stage: Stage-1'
'    Map Reduce'
'      Alias -> Map Operator Tree:'
'        src '
'          TableScan'
'            alias: src'
'            Select Operator'
'              Group By Operator'
'                aggregations:'
'                      expr: sum('a')'
'                      expr: avg('a')'
'                      expr: variance('a')'
'                      expr: std('a')'
'                bucketGroup: false'
'                mode: hash'
'                outputColumnNames: _col0, _col1, _col2, _col3'
'                Reduce Output Operator'
'                  sort order: '
'                  tag: -1'
'                  value expressions:'
'                        expr: _col0'
'                        type: double'
'                        expr: _col1'
'                        type: struct<count:bigint,sum:double>'
'                        expr: _col2'
'                        type: struct<count:bigint,sum:double,variance:double>'
'                        expr: _col3'
'                        type: struct<count:bigint,sum:double,variance:double>'
'      Reduce Operator Tree:'
'        Group By Operator'
'          aggregations:'
'                expr: sum(VALUE._col0)'
'                expr: avg(VALUE._col1)'
'                expr: variance(VALUE._col2)'
'                expr: std(VALUE._col3)'
'          bucketGroup: false'
'          mode: mergepartial'
'          outputColumnNames: _col0, _col1, _col2, _col3'
'          Select Operator'
'            expressions:'
'                  expr: _col0'
'                  type: double'
'                  expr: _col1'
'                  type: double'
'                  expr: _col2'
'                  type: double'
'                  expr: _col3'
'                  type: double'
'            outputColumnNames: _col0, _col1, _col2, _col3'
'            File Output Operator'
'              compressed: false'
'              GlobalTableId: 0'
'              table:'
'                  input format: org.apache.hadoop.mapred.TextInputFormat'
'                  output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat'
''
'  Stage: Stage-0'
'    Fetch Operator'
'      limit: -1'
''
''
69 rows selected 
>>>  
>>>  SELECT 
sum('a'), 
avg('a'), 
variance('a'), 
std('a') 
FROM src;
'_c0','_c1','_c2','_c3'
'0.0','','',''
1 row selected 
>>>  !record