The Transaction Processing Council Ad-hoc (
TPCH) is a decision support benchmark. It consists of a suite of business-oriented ad-hoc queries and concurrent data modifications. The queries and the data populating the database have been chosen to have broad industry-wide relevance. Reference:
http://www.tpc.org. These data can be used for benchmarking and the test propose. These data are very much real with relations. In my case, I am using a docker container with Oracle database 19c to load TPCH data.
Run docker container from Oracle 19c image.
docker run -it -d --privileged --hostname dbgen_demo --name dbgen_demo \
-p 1521:1521 -v /Users/maharjan/Docker/dbgendata:/opt/oracle/oradata oracle/database:19.3.0-ee
Run bash in the docker container as the oracle user
docker exec -it dbgen_demo /bin/bash
Run bash in the docker container as the oracle user
docker exec -it --user root dbgen_demo /bin/bash
Install Linux packages required for the dbgen tool
yum -y install which git gcc tree vi
Download the dbgen source code from git location
git clone https://github.com/electrum/tpch-dbgen.git
Change directory to tpch-dbgen directory and check makefile.suite
cd tpch-dbgen/
grep -v ^# makefile.suite
Open the file with your favorite editor.
vi makefile.suite
Make following changes
CC = gcc # Name of the compiler
DATABASE = ORACLE # Database product Type
MACHINE = LINUX # OS Type
WORKLOAD = TPCH # Transaction Processing Council Ad-hoc/decision support benchmark (computer performance)
# Execute make executable to install
make -f makefile.suite
Generate the tpch files
mkdir data
cd data
cp ../dbgen .
cp ../dists.dss .
Execute dbgen for the appropriate dbsize factor -s 1 is 1GB size
./dbgen -s 1
List the files using the tree command.
tree
Create oracle user tpch
sqlplus "/ as sysdba" <<EOF
alter session set container=ORCLPDB1;
create user tpch identified by tpch default tablespace users quota unlimited on users;
grant connect,resource to tpch;
grant create any directory to tpch;
EOF
Create required tables. Following block of SQL will create external tables referring to the
files with data and the real tables.
sqlplus tpch/tpch@ORCLPDB1<<EOF
create or replace directory data as '/home/oracle/tpch-dbgen/data';
CREATE TABLE tpch.part_ext
(
p_partkey NUMBER(10),
p_name VARCHAR2(55),
p_mfgr CHAR(25),
p_brand CHAR(10),
p_type VARCHAR2(25),
p_size INTEGER,
p_container CHAR(10),
p_retailprice NUMBER,
p_comment VARCHAR2(23)
)
ORGANIZATION EXTERNAL
(TYPE oracle_loader
DEFAULT DIRECTORY data
ACCESS PARAMETERS (
FIELDS
TERMINATED BY '|'
MISSING FIELD VALUES ARE NULL
)
LOCATION('part.tbl'));
CREATE TABLE tpch.part
(
p_partkey NUMBER(10) NOT NULL,
p_name VARCHAR2(55) NOT NULL,
p_mfgr CHAR(25) NOT NULL,
p_brand CHAR(10) NOT NULL,
p_type VARCHAR2(25) NOT NULL,
p_size INTEGER NOT NULL,
p_container CHAR(10) NOT NULL,
p_retailprice NUMBER NOT NULL,
p_comment VARCHAR2(23) NOT NULL
);
CREATE TABLE tpch.supplier_ext
(
s_suppkey NUMBER(10),
s_name CHAR(25),
s_address VARCHAR2(64),
s_nationkey NUMBER(10),
s_phone CHAR(15),
s_acctbal NUMBER,
s_comment VARCHAR2(128)
)
ORGANIZATION EXTERNAL
(TYPE oracle_loader
DEFAULT DIRECTORY data
ACCESS PARAMETERS (
FIELDS
TERMINATED BY '|'
MISSING FIELD VALUES ARE NULL
)
LOCATION('supplier.tbl'));
CREATE TABLE tpch.supplier
(
s_suppkey NUMBER(10, 0) NOT NULL,
s_name CHAR(25) NOT NULL,
s_address VARCHAR2(64) NOT NULL,
s_nationkey NUMBER(10) NOT NULL,
s_phone CHAR(15) NOT NULL,
s_acctbal NUMBER NOT NULL,
s_comment VARCHAR2(128) NOT NULL
);
CREATE TABLE tpch.partsupp_ext
(
ps_partkey NUMBER(10),
ps_suppkey NUMBER(10),
ps_availqty INTEGER,
ps_supplycost NUMBER,
ps_comment VARCHAR2(256)
)
ORGANIZATION EXTERNAL
(TYPE oracle_loader
DEFAULT DIRECTORY data
ACCESS PARAMETERS (
FIELDS
TERMINATED BY '|'
MISSING FIELD VALUES ARE NULL
)
LOCATION('partsupp.tbl'));
CREATE TABLE tpch.partsupp
(
ps_partkey NUMBER(10) NOT NULL,
ps_suppkey NUMBER(10) NOT NULL,
ps_availqty INTEGER NOT NULL,
ps_supplycost NUMBER NOT NULL,
ps_comment VARCHAR2(256) NOT NULL
);
CREATE TABLE tpch.customer_ext
(
c_custkey NUMBER(10),
c_name VARCHAR2(32),
c_address VARCHAR2(64),
c_nationkey NUMBER(10),
c_phone CHAR(15),
c_acctbal NUMBER,
c_mktsegment CHAR(10),
c_comment VARCHAR2(128)
)
ORGANIZATION EXTERNAL
(TYPE oracle_loader
DEFAULT DIRECTORY data
ACCESS PARAMETERS (
FIELDS
TERMINATED BY '|'
MISSING FIELD VALUES ARE NULL
)
LOCATION('customer.tbl'));
CREATE TABLE tpch.customer
(
c_custkey NUMBER(10) NOT NULL,
c_name VARCHAR2(32) NOT NULL,
c_address VARCHAR2(64) NOT NULL,
c_nationkey NUMBER(10) NOT NULL,
c_phone CHAR(15) NOT NULL,
c_acctbal NUMBER NOT NULL,
c_mktsegment CHAR(10) NOT NULL,
c_comment VARCHAR2(128) NOT NULL
);
CREATE TABLE tpch.orders_ext
(
o_orderkey NUMBER(10),
o_custkey NUMBER(10),
o_orderstatus CHAR(1),
o_totalprice NUMBER,
o_orderdate CHAR(10),
o_orderpriority CHAR(15),
o_clerk CHAR(15),
o_shippriority INTEGER,
o_comment VARCHAR2(128)
)
ORGANIZATION EXTERNAL
(TYPE oracle_loader
DEFAULT DIRECTORY data
ACCESS PARAMETERS (
FIELDS
TERMINATED BY '|'
MISSING FIELD VALUES ARE NULL
)
LOCATION('orders.tbl'));
CREATE TABLE tpch.orders
(
o_orderkey NUMBER(10) NOT NULL,
o_custkey NUMBER(10) NOT NULL,
o_orderstatus CHAR(1) NOT NULL,
o_totalprice NUMBER NOT NULL,
o_orderdate DATE NOT NULL,
o_orderpriority CHAR(15) NOT NULL,
o_clerk CHAR(15) NOT NULL,
o_shippriority INTEGER NOT NULL,
o_comment VARCHAR2(128) NOT NULL
);
CREATE TABLE tpch.lineitem_ext
(
l_orderkey NUMBER(10),
l_partkey NUMBER(10),
l_suppkey NUMBER(10),
l_linenumber INTEGER,
l_quantity NUMBER,
l_extendedprice NUMBER,
l_discount NUMBER,
l_tax NUMBER,
l_returnflag CHAR(1),
l_linestatus CHAR(1),
l_shipdate CHAR(10),
l_commitdate CHAR(10),
l_receiptdate CHAR(10),
l_shipinstruct CHAR(25),
l_shipmode CHAR(10),
l_comment VARCHAR2(64)
)
ORGANIZATION EXTERNAL
(TYPE oracle_loader
DEFAULT DIRECTORY data
ACCESS PARAMETERS (
FIELDS
TERMINATED BY '|'
MISSING FIELD VALUES ARE NULL
)
LOCATION('lineitem.tbl'));
CREATE TABLE tpch.lineitem
(
l_orderkey NUMBER(10),
l_partkey NUMBER(10),
l_suppkey NUMBER(10),
l_linenumber INTEGER,
l_quantity NUMBER,
l_extendedprice NUMBER,
l_discount NUMBER,
l_tax NUMBER,
l_returnflag CHAR(1),
l_linestatus CHAR(1),
l_shipdate DATE,
l_commitdate DATE,
l_receiptdate DATE,
l_shipinstruct CHAR(25),
l_shipmode CHAR(10),
l_comment VARCHAR2(64)
);
CREATE TABLE tpch.nation_ext
(
n_nationkey NUMBER(10),
n_name CHAR(25),
n_regionkey NUMBER(10),
n_comment VARCHAR(256)
)
ORGANIZATION EXTERNAL
(TYPE oracle_loader
DEFAULT DIRECTORY data
ACCESS PARAMETERS (
FIELDS
TERMINATED BY '|'
MISSING FIELD VALUES ARE NULL
)
LOCATION('nation.tbl'));
CREATE TABLE tpch.nation
(
n_nationkey NUMBER(10),
n_name CHAR(25),
n_regionkey NUMBER(10),
n_comment VARCHAR(256)
);
CREATE TABLE tpch.region_ext
(
r_regionkey NUMBER(10),
r_name CHAR(25),
r_comment VARCHAR(256)
)
ORGANIZATION EXTERNAL
(TYPE oracle_loader
DEFAULT DIRECTORY data
ACCESS PARAMETERS (
FIELDS
TERMINATED BY '|'
MISSING FIELD VALUES ARE NULL
)
LOCATION('region.tbl'));
CREATE TABLE tpch.region
(
r_regionkey NUMBER(10),
r_name CHAR(25),
r_comment VARCHAR(256)
);
EOF
Insert into real tables from the external tables
sqlplus tpch/tpch@ORCLPDB1<<EOF
ALTER SESSION SET nls_date_format='YYYY-MM-DD';
INSERT /*+ APPEND */ INTO tpch.part SELECT * FROM tpch.part_ext;
INSERT /*+ APPEND */ INTO tpch.supplier SELECT * FROM tpch.supplier_ext;
INSERT /*+ APPEND */ INTO tpch.partsupp SELECT * FROM tpch.partsupp_ext;
INSERT /*+ APPEND */ INTO tpch.customer SELECT * FROM tpch.customer_ext;
INSERT /*+ APPEND */ INTO tpch.orders SELECT * FROM tpch.orders_ext;
INSERT /*+ APPEND */ INTO tpch.lineitem SELECT * FROM tpch.lineitem_ext;
INSERT /*+ APPEND */ INTO tpch.nation SELECT * FROM tpch.nation_ext;
INSERT /*+ APPEND */ INTO tpch.region SELECT * FROM tpch.region_ext;
EOF
Add constraints to the table.
sqlplus tpch/tpch@ORCLPDB1<<EOF
ALTER TABLE tpch.part ADD CONSTRAINT pk_part PRIMARY KEY(p_partkey);
ALTER TABLE tpch.supplier ADD CONSTRAINT pk_supplier PRIMARY KEY(s_suppkey);
ALTER TABLE tpch.partsupp ADD CONSTRAINT pk_partsupp PRIMARY KEY(ps_partkey, ps_suppkey);
ALTER TABLE tpch.customer ADD CONSTRAINT pk_customer PRIMARY KEY(c_custkey);
ALTER TABLE tpch.orders ADD CONSTRAINT pk_orders PRIMARY KEY(o_orderkey);
ALTER TABLE tpch.lineitem ADD CONSTRAINT pk_lineitem PRIMARY KEY(l_linenumber, l_orderkey);
ALTER TABLE tpch.nation ADD CONSTRAINT pk_nation PRIMARY KEY(n_nationkey);
ALTER TABLE tpch.region ADD CONSTRAINT pk_region PRIMARY KEY(r_regionkey);
ALTER TABLE tpch.partsupp ADD CONSTRAINT fk_partsupp_part FOREIGN KEY(ps_partkey) REFERENCES tpch.part(p_partkey);
ALTER TABLE tpch.partsupp ADD CONSTRAINT fk_partsupp_supplier FOREIGN KEY(ps_suppkey) REFERENCES tpch.supplier(s_suppkey);
ALTER TABLE tpch.customer ADD CONSTRAINT fk_customer_nation FOREIGN KEY(c_nationkey) REFERENCES tpch.nation(n_nationkey);
ALTER TABLE tpch.orders ADD CONSTRAINT fk_orders_customer FOREIGN KEY(o_custkey) REFERENCES tpch.customer(c_custkey);
ALTER TABLE tpch.lineitem ADD CONSTRAINT fk_lineitem_order FOREIGN KEY(l_orderkey) REFERENCES tpch.orders(o_orderkey);
ALTER TABLE tpch.lineitem ADD CONSTRAINT fk_lineitem_part FOREIGN KEY(l_partkey) REFERENCES tpch.part(p_partkey);
ALTER TABLE tpch.lineitem ADD CONSTRAINT fk_lineitem_supplier FOREIGN KEY(l_suppkey) REFERENCES tpch.supplier(s_suppkey);
ALTER TABLE tpch.lineitem ADD CONSTRAINT fk_lineitem_partsupp FOREIGN KEY(l_partkey, l_suppkey) REFERENCES tpch.partsupp(ps_partkey, ps_suppkey);
ALTER TABLE tpch.part ADD CONSTRAINT chk_part_partkey CHECK(p_partkey >= 0);
ALTER TABLE tpch.supplier ADD CONSTRAINT chk_supplier_suppkey CHECK(s_suppkey >= 0);
ALTER TABLE tpch.customer ADD CONSTRAINT chk_customer_custkey CHECK(c_custkey >= 0);
ALTER TABLE tpch.partsupp ADD CONSTRAINT chk_partsupp_partkey CHECK(ps_partkey >= 0);
ALTER TABLE tpch.region ADD CONSTRAINT chk_region_regionkey CHECK(r_regionkey >= 0);
ALTER TABLE tpch.nation ADD CONSTRAINT chk_nation_nationkey CHECK(n_nationkey >= 0);
ALTER TABLE tpch.part ADD CONSTRAINT chk_part_size CHECK(p_size >= 0);
ALTER TABLE tpch.part ADD CONSTRAINT chk_part_retailprice CHECK(p_retailprice >= 0);
ALTER TABLE tpch.partsupp ADD CONSTRAINT chk_partsupp_availqty CHECK(ps_availqty >= 0);
ALTER TABLE tpch.partsupp ADD CONSTRAINT chk_partsupp_supplycost CHECK(ps_supplycost >= 0);
ALTER TABLE tpch.orders ADD CONSTRAINT chk_orders_totalprice CHECK(o_totalprice >= 0);
ALTER TABLE tpch.lineitem ADD CONSTRAINT chk_lineitem_quantity CHECK(l_quantity >= 0);
ALTER TABLE tpch.lineitem ADD CONSTRAINT chk_lineitem_extendedprice CHECK(l_extendedprice >= 0);
ALTER TABLE tpch.lineitem ADD CONSTRAINT chk_lineitem_tax CHECK(l_tax >= 0);
ALTER TABLE tpch.lineitem ADD CONSTRAINT chk_lineitem_discount CHECK(l_discount >= 0.00 AND l_discount <= 1.00);
ALTER TABLE tpch.lineitem ADD CONSTRAINT chk_lineitem_ship_rcpt CHECK(l_shipdate <= l_receiptdate);
EOF
Count the number of rows in the tables
sqlplus tpch/tpch@ORCLPDB1<<EOF
select count(*) from region ;
select count(*) from nation ;
select count(*) from lineitem ;
select count(*) from orders ;
select count(*) from customer ;
select count(*) from partsupp ;
select count(*) from supplier ;
select count(*) from part ;
EOF
Drop external tables once data is loaded to the table.
sqlplus tpch/tpch@ORCLPDB1<<EOF
drop table region_ext purge;
drop table nation_ext purge;
drop table lineitem_ext purge;
drop table orders_ext purge;
drop table customer_ext purge;
drop table partsupp_ext purge;
drop table supplier_ext purge;
drop table part_ext purge;
EOF
Command to drop all the tables
sqlplus tpch/tpch@ORCLPDB1<<EOF
drop table region purge;
drop table nation purge;
drop table lineitem purge;
drop table orders purge;
drop table customer purge;
drop table partsupp purge;
drop table supplier purge;
drop table part purge;
drop table region_ext purge;
drop table nation_ext purge;
drop table lineitem_ext purge;
drop table orders_ext purge;
drop table customer_ext purge;
drop table partsupp_ext purge;
drop table supplier_ext purge;
drop table part_ext purge;
EOF
