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- From: email@example.com (Rob Weltman)
- To: firstname.lastname@example.org
- Date: Sun, 27 Aug 2000 22:40:30 -0700
> << an SQL example, if I ask
> select employee_name, employee_age from employee
> I don't have to know the data type >>
> That's because a CREATE TABLE statement defined the types for employee_name
> and employee_age. You are implicitly using those types unless you cast the
> results to another type.
That's exactly it: the syntax for the attributes was defined when the table was created. In LDAP (where data is hierarchically organized) the syntax of an attribute within a subtree is determined by the schema in effect in that subtree.