PREHOOK: query: -- Test that the partition pruner does not fail when there is a constant expression in the filter

EXPLAIN SELECT COUNT(*) FROM srcpart WHERE ds = '2008-04-08' and 'a' = 'a'
PREHOOK: type: QUERY
POSTHOOK: query: -- Test that the partition pruner does not fail when there is a constant expression in the filter

EXPLAIN SELECT COUNT(*) FROM srcpart WHERE ds = '2008-04-08' and 'a' = 'a'
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-1 is a root stage
  Stage-0 is a root stage

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Map Operator Tree:
          TableScan
            alias: srcpart
            Statistics: Num rows: 0 Data size: 11624 Basic stats: PARTIAL Column stats: COMPLETE
            Filter Operator
              predicate: ('a' = 'a') (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: COMPLETE
              Select Operator
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: COMPLETE
                Group By Operator
                  aggregations: count()
                  mode: hash
                  outputColumnNames: _col0
                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
                  Reduce Output Operator
                    sort order: 
                    Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
                    value expressions: _col0 (type: bigint)
      Reduce Operator Tree:
        Group By Operator
          aggregations: count(VALUE._col0)
          mode: mergepartial
          outputColumnNames: _col0
          Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
          Select Operator
            expressions: _col0 (type: bigint)
            outputColumnNames: _col0
            Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
            File Output Operator
              compressed: false
              Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE
              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

PREHOOK: query: SELECT COUNT(*) FROM srcpart WHERE ds = '2008-04-08' and 'a' = 'a'
PREHOOK: type: QUERY
PREHOOK: Input: default@srcpart
PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
#### A masked pattern was here ####
POSTHOOK: query: SELECT COUNT(*) FROM srcpart WHERE ds = '2008-04-08' and 'a' = 'a'
POSTHOOK: type: QUERY
POSTHOOK: Input: default@srcpart
POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11
POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12
#### A masked pattern was here ####
1000