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The Transact-SQL statement: CREATE RULE rule AS condition
6>
7>
8> CREATE TYPE zip
9> FROM CHAR(5) NOT NULL
10> GO
1>
2>
3> CREATE RULE zip_rule
4> AS @number > 600 and @number < 99951
5> GO
1> EXEC sp_bindrule zip_rule, 'zip'
2> GO
Rule bound to data type.
The new rule has been bound to column(s) of the specified user data type.
1>
2> CREATE TABLE address
3> (city CHAR(25) NOT NULL,
4> zip_code ZIP,
5> street CHAR(30) NULL)
6> GO
1>
2>
3> drop table address;
4> GO
1>
2> drop rule zip_rule;
3> GO
Msg 3716, Level 16, State 1, Server J\SQLEXPRESS, Line 2
The rule 'zip_rule' cannot be dropped because it is bound to one or more type.
1> drop type zip;
2> GO
1>
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