Alter table to add primary key : Add Primary Key « Constraints « Oracle PL / SQL

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Oracle PL / SQL » Constraints » Add Primary Key

Alter table to add primary key


  

SQL>

SQL> create table emp (

  2  id number(6) );



Table created.



SQL>

SQL> alter table emp

  2  add constraint emp_pk

  3  primary key (id);



Table altered.



SQL>

SQL>

SQL> drop table emp;



Table dropped.

Related examples in the same category

1.	Add Primary Key
2.	Use alter table to add foreign key with cascade delete
3.	Use alter table to add foreign key with cascade delete for more than one column
4.	Alter a table to insert primary key and index
5.	Add primary key and try to insert default value to it
6.	DUP_VAL_ON_INDEX exception.
7.	Alter table to primary key and check it in user_ind_columns and user_cons_columns
8.	Joined primary key
9.	Add primary key as the last statement
10.	Setting primary key as declaring the column

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