[Obscure Rule] applies for this entire chapter.
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About User-Defined Types
SQL began life as a procedurally oriented language, or — properly speaking ... -
UDTs
Until now, all the SQL <data type>s we've described have predefined <data t... -
UDT Example
Here's an example of a UDT definition: CREATE TYPE book_udt AS -- the UDT nam -
Columns based on UDTs
Let us begin by making a Table, one of whose Columns is a UDT: CREATE TABLE... -
Defining a Typed Table Based on a UDT
It's one thing to base Columns on UDTs. It's quite another thing to base Ta... -
CREATE TYPE Statement
The CREATE TYPE statement defines a UDT. The required syntax for the CREATE... -
CREATE TABLE Statement
We've already shown you the CREATE TABLE statement in Chapter 18 "SQL Table... -
CREATE CAST Statement
With uDTS, you'll need some way of assigning UDT values to predefined <data... -
CREATE ORDERING Statement
For UDT values, you'll need some way of knowing that "udt-value-1 is greate... -
Other Processes for Object/Relational Users
There are several other SQL statements and expression which are useful, but... -
Is Object/Relational Really Object Oriented?
Is O/R really OO? Let's go through the features that are considered to be s... -
Dialects
Some SQL vendors have already introduced Object/Relational features. We giv...
