Murugan Solaiyappan

oracle sql rdbms murugan restrictions of view advantages of view delete view drop view view syntax view creation based on two tab view creation on single table create view alagappa government arts colle changing a sequence deleting sequence accessing sequence using sequence rowid rownum nextval currval pseudo column syntax for creating a sequence characteristics of sequence creating a sequence séquence check not null null obtaining information of index function based index drop index alter index create an index deleting a table alter a table modifying a table creating and maintain a table self referential integrity unique key foreign key primary key integrity constraints types of integrity data integrity