PREHOOK: query: DESCRIBE FUNCTION abs
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION abs
POSTHOOK: type: DESCFUNCTION
abs(x) - returns the absolute value of x
PREHOOK: query: DESCRIBE FUNCTION EXTENDED abs
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION EXTENDED abs
POSTHOOK: type: DESCFUNCTION
abs(x) - returns the absolute value of x
Example:
  > SELECT abs(0) FROM src LIMIT 1;
  0
  > SELECT abs(-5) FROM src LIMIT 1;
  5
PREHOOK: query: EXPLAIN SELECT
  abs(0),
  abs(-1),
  abs(123),
  abs(-9223372036854775807),
  abs(9223372036854775807)
FROM src LIMIT 1
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN SELECT
  abs(0),
  abs(-1),
  abs(123),
  abs(-9223372036854775807),
  abs(9223372036854775807)
FROM src LIMIT 1
POSTHOOK: type: QUERY
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 abs 0)) (TOK_SELEXPR (TOK_FUNCTION abs (- 1))) (TOK_SELEXPR (TOK_FUNCTION abs 123)) (TOK_SELEXPR (TOK_FUNCTION abs (- 9223372036854775807))) (TOK_SELEXPR (TOK_FUNCTION abs 9223372036854775807))) (TOK_LIMIT 1)))

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
              expressions:
                    expr: abs(0)
                    type: int
                    expr: abs((- 1))
                    type: int
                    expr: abs(123)
                    type: int
                    expr: abs((- 9223372036854775807))
                    type: bigint
                    expr: abs(9223372036854775807)
                    type: bigint
              outputColumnNames: _col0, _col1, _col2, _col3, _col4
              Limit
                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


PREHOOK: query: SELECT
  abs(0),
  abs(-1),
  abs(123),
  abs(-9223372036854775807),
  abs(9223372036854775807)
FROM src LIMIT 1
PREHOOK: type: QUERY
PREHOOK: Input: default@src
PREHOOK: Output: file:/tmp/sdong/hive_2011-02-10_17-29-52_151_715923862412024109/-mr-10000
POSTHOOK: query: SELECT
  abs(0),
  abs(-1),
  abs(123),
  abs(-9223372036854775807),
  abs(9223372036854775807)
FROM src LIMIT 1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
POSTHOOK: Output: file:/tmp/sdong/hive_2011-02-10_17-29-52_151_715923862412024109/-mr-10000
0	1	123	9223372036854775807	9223372036854775807
PREHOOK: query: EXPLAIN SELECT
  abs(0.0),
  abs(-3.14159265),
  abs(3.14159265)
FROM src LIMIT 1
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN SELECT
  abs(0.0),
  abs(-3.14159265),
  abs(3.14159265)
FROM src LIMIT 1
POSTHOOK: type: QUERY
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 abs 0.0)) (TOK_SELEXPR (TOK_FUNCTION abs (- 3.14159265))) (TOK_SELEXPR (TOK_FUNCTION abs 3.14159265))) (TOK_LIMIT 1)))

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
              expressions:
                    expr: abs(0.0)
                    type: double
                    expr: abs((- 3.14159265))
                    type: double
                    expr: abs(3.14159265)
                    type: double
              outputColumnNames: _col0, _col1, _col2
              Limit
                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


PREHOOK: query: SELECT
  abs(0.0),
  abs(-3.14159265),
  abs(3.14159265)
FROM src LIMIT 1
PREHOOK: type: QUERY
PREHOOK: Input: default@src
PREHOOK: Output: file:/tmp/sdong/hive_2011-02-10_17-29-55_573_7334704443549400495/-mr-10000
POSTHOOK: query: SELECT
  abs(0.0),
  abs(-3.14159265),
  abs(3.14159265)
FROM src LIMIT 1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
POSTHOOK: Output: file:/tmp/sdong/hive_2011-02-10_17-29-55_573_7334704443549400495/-mr-10000
0.0	3.14159265	3.14159265