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SQL>
SQL> CREATE CLUSTER Part_Cluster
2 (hd_id VARCHAR2(10));
Cluster created.
SQL>
SQL> CREATE TABLE Hard_Disk
2 (hd_id VARCHAR2(10) NOT NULL,
3 capacity VARCHAR2(20),
4 PRIMARY KEY (hd_id))
5 CLUSTER Part_Cluster(hd_id);
Table created.
SQL>
SQL> CREATE TABLE PartType
2 (hd_id VARCHAR2(10) NOT NULL,
3 PartType_id VARCHAR2(10) NOT NULL,
4 description VARCHAR2(25),
5 PRIMARY KEY (hd_id, PartType_id),
6 FOREIGN KEY (hd_id) REFERENCES Hard_Disk (hd_id)) CLUSTER Part_Cluster(hd_id);
Table created.
SQL>
SQL> CREATE INDEX Part_Cluster_Index
2 ON CLUSTER Part_Cluster;
Index created.
SQL> drop table Hard_Disk cascade constraints;
Table dropped.
SQL> drop table PartType cascade constraints;
Table dropped.
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