Operation: table access
Options: FULL
Object_type: TABLE
Other: 
Object_owner: CALUSER01
Search_columns: 
Projection: N1.N_NATIONKEY^N1.N_NAME
Object_name: NATION
Alias: N1@SEL$1
Extended_information: 
Access_predicates: 
Filter_predicates: 
Select_level: SEL$1
--------------------
Operation: table access
Options: FULL
Object_type: TABLE
Other: 
Object_owner: CALUSER01
Search_columns: 
Projection: N2.N_NATIONKEY^N2.N_NAME
Object_name: NATION
Alias: N2@SEL$1
Extended_information: 
Access_predicates: 
Filter_predicates: 
Select_level: SEL$1
--------------------
Operation: sort
Options: JOIN
Object_type: 
Other: 
Object_owner: 
Search_columns: 
Projection:  N1.N_NATIONKEY^N1.N_NAME
Object_name: 
Alias: 
Extended_information: 
Access_predicates: 
Filter_predicates: 
Select_level: 
--------------------
Operation: sort
Options: JOIN
Object_type: 
Other: 
Object_owner: 
Search_columns: 
Projection:  N2.N_NATIONKEY^N2.N_NAME
Object_name: 
Alias: 
Extended_information:    AFP:N1.N_NATIONKEY=N2.N_NATIONKEY
Access_predicates: N1.N_NATIONKEY=N2.N_NATIONKEY
Filter_predicates: N1.N_NATIONKEY=N2.N_NATIONKEY
Select_level: 
--------------------
Operation: merge join
Options: 
Object_type: 
Other: 
Object_owner: 
Search_columns: 
Projection:  N1.N_NAME^N2.N_NAME
Object_name: 
Alias: 
Extended_information: 
Access_predicates: 
Filter_predicates: 
Select_level: SEL$1
--------------------
Operation: select statement
Options: 
Object_type: 
Other: 
Object_owner: 
Search_columns: 
Projection: 
Object_name: 
Alias: 
Extended_information: 
Access_predicates: 
Filter_predicates: 
Select_level: 
--------------------
TOKEN: <N1.N_NATIONKEY=N2.N_NATIONKEY>
TOKEN: <N1.N_NATIONKEY=N2.N_NATIONKEY>
TOKEN: <N1.N_NATIONKEY=N2.N_NATIONKEY>
TOKEN: <N1.N_NATIONKEY=N2.N_NATIONKEY>
Operator: (
SimpleFilter
  SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N1/0
  Operator: =  SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N2/0

Operator: )
Operator: and
Operator: (
SimpleFilter
  SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N1/0
  Operator: =  SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N2/0

Operator: )
N_NAME: SimpleColumn tpch.NATION.N_NAME
  s/t/c/T/A/RA: tpch/NATION/N_NAME/5/N1/0

N_NAME: SimpleColumn tpch.NATION.N_NAME
  s/t/c/T/A/RA: tpch/NATION/N_NAME/5/N2/0

N_NATIONKEY: SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N1/0

N_NATIONKEY: SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N2/0

>SELECT MAIN
>>Returned Columns
SimpleColumn tpch.NATION.N_NAME
  s/t/c/T/A/RA: tpch/NATION/N_NAME/5/N1/0

SimpleColumn tpch.NATION.N_NAME
  s/t/c/T/A/RA: tpch/NATION/N_NAME/5/N2/0

>>Filters
SimpleFilter
  SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N1/0
  Operator: =  SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N2/0

SimpleFilter
  SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N1/0
  Operator: =  SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N2/0

Operator: and
>>Group By Columns
SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N1/0

SimpleColumn tpch.NATION.N_NAME
  s/t/c/T/A/RA: tpch/NATION/N_NAME/5/N1/0

SimpleColumn tpch.NATION.N_NATIONKEY
  s/t/c/T/A/RA: tpch/NATION/N_NATIONKEY/4/N2/0

SimpleColumn tpch.NATION.N_NAME
  s/t/c/T/A/RA: tpch/NATION/N_NAME/5/N2/0

SessionID: 320
TxnID: 69
VerID: 69
--- Column Map ---
N_NAME : 0x9991d08
N_NAME : 0x9991d68
N_NATIONKEY : 0x995cc98
N_NATIONKEY : 0x9991d38