Operation: table access
Options: FULL
Object_type: TABLE
Other: 
Object_owner: CALUSER01
Search_columns: 
Projection: N2.N_NAME
Object_name: NATION
Alias: N2@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: N1.N_NAME
Object_name: NATION
Alias: N1@SEL$1
Extended_information: 
Access_predicates: 
Filter_predicates: 
Select_level: SEL$1
--------------------
Operation: buffer
Options: SORT
Object_type: 
Other: 
Object_owner: 
Search_columns: 
Projection:  N2.N_NAME
Object_name: 
Alias: 
Extended_information: 
Access_predicates: 
Filter_predicates: 
Select_level: 
--------------------
Operation: merge join
Options: CARTESIAN
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: 
--------------------
N_NAME: SimpleColumn tpch.NATION.N_NAME
  s/t/c/T/A/RA: tpch/NATION/N_NAME/5/N2/0

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

>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
empty filter tree
SessionID: 322
TxnID: 71
VerID: 71
--- Column Map ---
N_NAME : 0x8922c98
N_NAME : 0x894fb90