Alter table to drop constraints : Alter Table « Table « Oracle PL / SQL
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Oracle PL / SQL
»
Table
»
Alter Table
Alter table to drop constraints
SQL>
SQL>
SQL> alter table emp
2
drop constraint emp_pk keep index;
SQL>
Related examples in the same category
1.
Alter table to add Columns in Tables
2.
Alter table to add two columns to a table
3.
Use alter table command to add foreign key constraint
4.
Use alter table command to add foreign key with more than two columns
5.
Use alter table to add foreign key with cascade delete
6.
Use alter table to add foreign key with cascade delete for more than one column
7.
Alter table to add a foreign key ON DELETE SET NULL
8.
Alter to add DELETE ON NULL with more than one column
9.
Alter table to drop unused columns
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Alter table to drop two columns in a single command
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Marking Columns Unused
12.
Alter table to change the storage
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Alter table cache
14.
If you are adding more than one column, the column definitions should be enclosed in parentheses and separated by commas.
15.
Make myCode a CACHE table.
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