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 depends on stages: Stage-1

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Map Operator Tree:
          TableScan
            alias: srcpart
            Statistics: Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE
            Select Operator
              Statistics: Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE
              Group By Operator
                aggregations: count()
                mode: hash
                outputColumnNames: _col0
                Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
                Reduce Output Operator
                  sort order: 
                  Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE
                  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: NONE
          File Output Operator
            compressed: false
            Statistics: Num rows: 1 Data size: 8 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 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