PREHOOK: query: DESCRIBE FUNCTION mask_hash
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION mask_hash
POSTHOOK: type: DESCFUNCTION
returns hash of the given value
PREHOOK: query: DESC FUNCTION EXTENDED mask_hash
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESC FUNCTION EXTENDED mask_hash
POSTHOOK: type: DESCFUNCTION
returns hash of the given value
Examples:
   mask_hash(value)
 Arguments:
   value - value to mask. Supported types: STRING, VARCHAR, CHAR
Function class:org.apache.hadoop.hive.ql.udf.generic.GenericUDFMaskHash
Function type:BUILTIN
PREHOOK: query: explain select mask_hash('TestString-123')
PREHOOK: type: QUERY
POSTHOOK: query: explain select mask_hash('TestString-123')
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-0 is a root stage

STAGE PLANS:
  Stage: Stage-0
    Fetch Operator
      limit: -1
      Processor Tree:
        TableScan
          alias: _dummy_table
          Row Limit Per Split: 1
          Statistics: Num rows: 1 Data size: 10 Basic stats: COMPLETE Column stats: COMPLETE
          Select Operator
            expressions: '8b44d559dc5d60e4453c9b4edf2a455fbce054bb8504cd3eb9b5f391bd239c90' (type: string)
            outputColumnNames: _col0
            Statistics: Num rows: 1 Data size: 148 Basic stats: COMPLETE Column stats: COMPLETE
            ListSink

PREHOOK: query: select mask_hash('TestString-123'),
       mask_hash(cast('TestString-123' as varchar(24))),
       mask_hash(cast('TestString-123' as char(24))),
       mask_hash(cast(123 as tinyint)),
       mask_hash(cast(12345 as smallint)),
       mask_hash(cast(12345 as int)),
       mask_hash(cast(12345 as bigint)),
       mask_hash(cast('2016-04-20' as date))
PREHOOK: type: QUERY
PREHOOK: Input: _dummy_database@_dummy_table
#### A masked pattern was here ####
POSTHOOK: query: select mask_hash('TestString-123'),
       mask_hash(cast('TestString-123' as varchar(24))),
       mask_hash(cast('TestString-123' as char(24))),
       mask_hash(cast(123 as tinyint)),
       mask_hash(cast(12345 as smallint)),
       mask_hash(cast(12345 as int)),
       mask_hash(cast(12345 as bigint)),
       mask_hash(cast('2016-04-20' as date))
POSTHOOK: type: QUERY
POSTHOOK: Input: _dummy_database@_dummy_table
#### A masked pattern was here ####
8b44d559dc5d60e4453c9b4edf2a455fbce054bb8504cd3eb9b5f391bd239c90	8b44d559dc5d60e4453c9b4edf2a455fbce054bb8504cd3eb9b5f391bd239c90	30a88603135d3a6f7a66b4f9193da1ab4423aed45fb8fe736c2f2a08977f2bdd                                                                                                                                                                                               	NULL	NULL	NULL	NULL	NULL