PREHOOK: query: -- test for NaN (not-a-number) 
create table tstTbl1(n double)
PREHOOK: type: CREATETABLE
POSTHOOK: query: -- test for NaN (not-a-number) 
create table tstTbl1(n double)
POSTHOOK: type: CREATETABLE
POSTHOOK: Output: default@tstTbl1
PREHOOK: query: insert overwrite table tstTbl1
select 'NaN' from src limit 1
PREHOOK: type: QUERY
PREHOOK: Input: default@src
PREHOOK: Output: default@tsttbl1
POSTHOOK: query: insert overwrite table tstTbl1
select 'NaN' from src limit 1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
POSTHOOK: Output: default@tsttbl1
POSTHOOK: Lineage: tsttbl1.n EXPRESSION []
PREHOOK: query: select * from tstTbl1
PREHOOK: type: QUERY
PREHOOK: Input: default@tsttbl1
#### A masked pattern was here ####
POSTHOOK: query: select * from tstTbl1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@tsttbl1
#### A masked pattern was here ####
POSTHOOK: Lineage: tsttbl1.n EXPRESSION []
NaN
PREHOOK: query: select round(n, 1) from tstTbl1
PREHOOK: type: QUERY
PREHOOK: Input: default@tsttbl1
#### A masked pattern was here ####
POSTHOOK: query: select round(n, 1) from tstTbl1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@tsttbl1
#### A masked pattern was here ####
POSTHOOK: Lineage: tsttbl1.n EXPRESSION []
NaN
PREHOOK: query: select round(n) from tstTbl1
PREHOOK: type: QUERY
PREHOOK: Input: default@tsttbl1
#### A masked pattern was here ####
POSTHOOK: query: select round(n) from tstTbl1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@tsttbl1
#### A masked pattern was here ####
POSTHOOK: Lineage: tsttbl1.n EXPRESSION []
NaN
PREHOOK: query: -- test for Infinity
select round(1/0), round(1/0, 2), round(1.0/0.0), round(1.0/0.0, 2) from src limit 1
PREHOOK: type: QUERY
PREHOOK: Input: default@src
#### A masked pattern was here ####
POSTHOOK: query: -- test for Infinity
select round(1/0), round(1/0, 2), round(1.0/0.0), round(1.0/0.0, 2) from src limit 1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
#### A masked pattern was here ####
POSTHOOK: Lineage: tsttbl1.n EXPRESSION []
Infinity	Infinity	Infinity	Infinity