PREHOOK: query: CREATE TABLE dest1(key STRING, value STRING) STORED AS TEXTFILE
PREHOOK: type: CREATETABLE
POSTHOOK: query: CREATE TABLE dest1(key STRING, value STRING) STORED AS TEXTFILE
POSTHOOK: type: CREATETABLE
POSTHOOK: Output: default@dest1
PREHOOK: query: EXPLAIN
FROM src1
INSERT OVERWRITE TABLE dest1 SELECT src1.key, src1.value WHERE src1.key is null
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN
FROM src1
INSERT OVERWRITE TABLE dest1 SELECT src1.key, src1.value WHERE src1.key is null
POSTHOOK: type: QUERY
ABSTRACT SYNTAX TREE:
  (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src1))) (TOK_INSERT (TOK_DESTINATION (TOK_TAB (TOK_TABNAME dest1))) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL src1) key)) (TOK_SELEXPR (. (TOK_TABLE_OR_COL src1) value))) (TOK_WHERE (TOK_FUNCTION TOK_ISNULL (. (TOK_TABLE_OR_COL src1) key)))))

STAGE DEPENDENCIES:
  Stage-1 is a root stage
  Stage-5 depends on stages: Stage-1 , consists of Stage-4, Stage-3
  Stage-4
  Stage-0 depends on stages: Stage-4, Stage-3
  Stage-2 depends on stages: Stage-0
  Stage-3

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Alias -> Map Operator Tree:
        src1 
          TableScan
            alias: src1
            Filter Operator
              predicate:
                  expr: key is null
                  type: boolean
              Select Operator
                expressions:
                      expr: key
                      type: string
                      expr: value
                      type: string
                outputColumnNames: _col0, _col1
                File Output Operator
                  compressed: false
                  GlobalTableId: 1
                  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
                      name: default.dest1

  Stage: Stage-5
    Conditional Operator

  Stage: Stage-4
    Move Operator
      files:
          hdfs directory: true
          destination: pfile:/data/users/sdong/www/open-source-hive1/build/ql/scratchdir/hive_2011-02-10_15-58-12_260_3910481488345421385/-ext-10000

  Stage: Stage-0
    Move Operator
      tables:
          replace: true
          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
              name: default.dest1

  Stage: Stage-2
    Stats-Aggr Operator

  Stage: Stage-3
    Map Reduce
      Alias -> Map Operator Tree:
        pfile:/data/users/sdong/www/open-source-hive1/build/ql/scratchdir/hive_2011-02-10_15-58-12_260_3910481488345421385/-ext-10002 
            File Output Operator
              compressed: false
              GlobalTableId: 0
              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
                  name: default.dest1


PREHOOK: query: FROM src1
INSERT OVERWRITE TABLE dest1 SELECT src1.key, src1.value WHERE src1.key is null
PREHOOK: type: QUERY
PREHOOK: Input: default@src1
PREHOOK: Output: default@dest1
POSTHOOK: query: FROM src1
INSERT OVERWRITE TABLE dest1 SELECT src1.key, src1.value WHERE src1.key is null
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src1
POSTHOOK: Output: default@dest1
POSTHOOK: Lineage: dest1.key SIMPLE [(src1)src1.FieldSchema(name:key, type:string, comment:default), ]
POSTHOOK: Lineage: dest1.value SIMPLE [(src1)src1.FieldSchema(name:value, type:string, comment:default), ]
PREHOOK: query: SELECT dest1.* FROM dest1
PREHOOK: type: QUERY
PREHOOK: Input: default@dest1
PREHOOK: Output: file:/tmp/sdong/hive_2011-02-10_15-58-24_206_406079451405538103/-mr-10000
POSTHOOK: query: SELECT dest1.* FROM dest1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@dest1
POSTHOOK: Output: file:/tmp/sdong/hive_2011-02-10_15-58-24_206_406079451405538103/-mr-10000
POSTHOOK: Lineage: dest1.key SIMPLE [(src1)src1.FieldSchema(name:key, type:string, comment:default), ]
POSTHOOK: Lineage: dest1.value SIMPLE [(src1)src1.FieldSchema(name:value, type:string, comment:default), ]