PREHOOK: query: CREATE TEMPORARY FUNCTION example_max AS 'org.apache.hadoop.hive.contrib.udaf.example.UDAFExampleMax'
PREHOOK: type: CREATEFUNCTION
PREHOOK: Output: example_max
POSTHOOK: query: CREATE TEMPORARY FUNCTION example_max AS 'org.apache.hadoop.hive.contrib.udaf.example.UDAFExampleMax'
POSTHOOK: type: CREATEFUNCTION
POSTHOOK: Output: example_max
PREHOOK: query: DESCRIBE FUNCTION EXTENDED example_max
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION EXTENDED example_max
POSTHOOK: type: DESCFUNCTION
example_max(expr) - Returns the maximum value of expr
PREHOOK: query: EXPLAIN
SELECT example_max(substr(value,5)),
       example_max(IF(substr(value,5) > 250, NULL, substr(value,5)))
FROM src
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN
SELECT example_max(substr(value,5)),
       example_max(IF(substr(value,5) > 250, NULL, substr(value,5)))
FROM src
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-1 is a root stage
  Stage-0 depends on stages: Stage-1

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Map Operator Tree:
          TableScan
            alias: src
            Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
            Select Operator
              expressions: substr(value, 5) (type: string), if((UDFToDouble(substr(value, 5)) > 250.0), null, substr(value, 5)) (type: string)
              outputColumnNames: _col0, _col1
              Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
              Group By Operator
                aggregations: example_max(_col0), example_max(_col1)
                mode: hash
                outputColumnNames: _col0, _col1
                Statistics: Num rows: 1 Data size: 168 Basic stats: COMPLETE Column stats: NONE
                Reduce Output Operator
                  sort order: 
                  Statistics: Num rows: 1 Data size: 168 Basic stats: COMPLETE Column stats: NONE
                  value expressions: _col0 (type: string), _col1 (type: string)
      Reduce Operator Tree:
        Group By Operator
          aggregations: example_max(VALUE._col0), example_max(VALUE._col1)
          mode: mergepartial
          outputColumnNames: _col0, _col1
          Statistics: Num rows: 1 Data size: 168 Basic stats: COMPLETE Column stats: NONE
          File Output Operator
            compressed: false
            Statistics: Num rows: 1 Data size: 168 Basic stats: COMPLETE Column stats: NONE
            table:
                input format: org.apache.hadoop.mapred.TextInputFormat
                output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
                serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe

  Stage: Stage-0
    Fetch Operator
      limit: -1
      Processor Tree:
        ListSink

PREHOOK: query: SELECT example_max(substr(value,5)),
       example_max(IF(substr(value,5) > 250, NULL, substr(value,5)))
FROM src
PREHOOK: type: QUERY
PREHOOK: Input: default@src
#### A masked pattern was here ####
POSTHOOK: query: SELECT example_max(substr(value,5)),
       example_max(IF(substr(value,5) > 250, NULL, substr(value,5)))
FROM src
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
#### A masked pattern was here ####
98	98
PREHOOK: query: DROP TEMPORARY FUNCTION example_max
PREHOOK: type: DROPFUNCTION
PREHOOK: Output: example_max
POSTHOOK: query: DROP TEMPORARY FUNCTION example_max
POSTHOOK: type: DROPFUNCTION
POSTHOOK: Output: example_max