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mariadb-columnstore-engine/dbcon/doc/q17_plan1.TXT

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select
sum(l_extendedprice) / 7.0 as avg_yearly
from
lineitem,
part
where
p_partkey = l_partkey
and p_brand = ':1'
and p_container = ':2'
and l_quantity < (
select
0.2 * avg(l_quantity)
from
lineitem
where
l_partkey = p_partkey
);
-- Q17 Start --
Operation: table access
Options: FULL
Object_type: TABLE
Other:
Object_owner: CALUSER01
Search_columns:
Projection: P_PARTKEY, P_BRAND, P_CONTAINER
Object_name: PART
Alias: PART@SEL$1
Extended_information: FP:P_CONTAINER=':2' AND P_BRAND=':1'
Access_predicates:
Filter_predicates: P_CONTAINER=':2'&P_BRAND=':1'
Select_level: SEL$DD8D4BD4
--------------------
Operation: table access
Options: FULL
Object_type: TABLE
Other:
Object_owner: CALUSER01
Search_columns:
Projection: L_PARTKEY, L_QUANTITY, L_EXTENDEDPRICE
Object_name: LINEITEM
Alias: LINEITEM@SEL$1
Extended_information:
Access_predicates:
Filter_predicates:
Select_level: SEL$DD8D4BD4
--------------------
Operation: hash join
Options:
Object_type:
Other:
Object_owner:
Search_columns:
Projection: P_PARTKEY, L_PARTKEY, P_CONTAINER, P_BRAND, L_EXTENDEDPRICE, L_QUANTITY
Object_name:
Alias:
Extended_information: AP:P_PARTKEY=L_PARTKEY
Access_predicates: P_PARTKEY=L_PARTKEY
Filter_predicates:
Select_level:
--------------------
Operation: window
Options: SORT
Object_type:
Other:
Object_owner:
Search_columns:
Projection: L_PARTKEY, P_PARTKEY, L_QUANTITY, P_CONTAINER, P_BRAND, L_EXTENDEDPRICE, AVG(L_QUANTITY) OVER ( PARTITION BY L_PARTKEY)
Object_name:
Alias:
Extended_information:
Access_predicates:
Filter_predicates:
Select_level: SEL$DD8D4BD4
--------------------
Operation: view
Options:
Object_type: VIEW
Other:
Object_owner: SYS
Search_columns:
Projection: L_EXTENDEDPRICE
Object_name:
Alias: VW_WIF_1@SEL$D99A5D2D
Extended_information:
Access_predicates:
Filter_predicates:
Select_level: SEL$DD8D4BD4
--------------------
Operation: sort
Options: AGGREGATE
Object_type:
Other:
Object_owner:
Search_columns:
Projection: SUM(L_EXTENDEDPRICE)
Object_name:
Alias:
Extended_information:
Access_predicates:
Filter_predicates:
Select_level: SEL$C15DFC48
--------------------
Operation: select statement
Options:
Object_type:
Other:
Object_owner:
Search_columns:
Projection:
Object_name:
Alias:
Extended_information:
Access_predicates:
Filter_predicates:
Select_level:
--------------------
>SELECT MAIN
>>Returned Columns
ArithmeticColumn: AggregateColumn sum(L_EXTENDEDPRICE)
ArithmeticColumn: SimpleColumn L_EXTENDEDPRICE
s/t/c/T/A: ///0/
>>Filters
SimpleFilter
SimpleColumn tpch.PART.P_CONTAINER
s/t/c/T/A: tpch/PART/P_CONTAINER/52/PART
Operator: = ConstantColumn: :2(l)
SimpleFilter
SimpleColumn tpch.PART.P_BRAND
s/t/c/T/A: tpch/PART/P_BRAND/49/PART
Operator: = ConstantColumn: :1(l)
Operator: AND
SimpleFilter
SimpleColumn tpch.PART.P_PARTKEY
s/t/c/T/A: tpch/PART/P_PARTKEY/46/PART
Operator: = SimpleColumn tpch.LINEITEM.L_PARTKEY
s/t/c/T/A: tpch/LINEITEM/L_PARTKEY/26/LINEITEM
Operator: and
>>Group By Columns
ArithmeticColumn: AggregateColumn sum(L_EXTENDEDPRICE)
ArithmeticColumn: SimpleColumn L_EXTENDEDPRICE
s/t/c/T/A: ///0/
SessionID: 2881
TxnID: 70
VerID: 70