PREHOOK: query: EXPLAIN
SELECT subq.key, subq.value FROM 
(SELECT x.* FROM SRC x ORDER BY key limit 10) subq
where subq.key < 10
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN
SELECT subq.key, subq.value FROM 
(SELECT x.* FROM SRC x ORDER BY key limit 10) subq
where subq.key < 10
POSTHOOK: type: QUERY
ABSTRACT SYNTAX TREE:
  (TOK_QUERY (TOK_FROM (TOK_SUBQUERY (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME SRC) x)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (TOK_ALLCOLREF (TOK_TABNAME x)))) (TOK_ORDERBY (TOK_TABSORTCOLNAMEASC (TOK_TABLE_OR_COL key))) (TOK_LIMIT 10))) subq)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL subq) key)) (TOK_SELEXPR (. (TOK_TABLE_OR_COL subq) value))) (TOK_WHERE (< (. (TOK_TABLE_OR_COL subq) key) 10))))

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:
        subq:x 
          TableScan
            alias: x
            Select Operator
              expressions:
                    expr: key
                    type: string
                    expr: value
                    type: string
              outputColumnNames: _col0, _col1
              Reduce Output Operator
                key expressions:
                      expr: _col0
                      type: string
                sort order: +
                tag: -1
                value expressions:
                      expr: _col0
                      type: string
                      expr: _col1
                      type: string
      Reduce Operator Tree:
        Extract
          Limit
            Filter Operator
              predicate:
                  expr: (_col0 < 10)
                  type: boolean
              Select Operator
                expressions:
                      expr: _col0
                      type: string
                      expr: _col1
                      type: string
                outputColumnNames: _col0, _col1
                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 subq.key, subq.value FROM 
(SELECT x.* FROM SRC x ORDER BY key limit 10) subq
where subq.key < 10
PREHOOK: type: QUERY
PREHOOK: Input: default@src
#### A masked pattern was here ####
POSTHOOK: query: SELECT subq.key, subq.value FROM 
(SELECT x.* FROM SRC x ORDER BY key limit 10) subq
where subq.key < 10
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
#### A masked pattern was here ####
0	val_0
0	val_0
0	val_0