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Preface Summary of contents
U929-J-Z125-9-76 11
Dokuschablonen 19x24 Version 7.3us für FrameMaker V7.x vom 14.02.2007 © cognitas GmbH 2001-2007
24. Oktober 2007 Stand 08:47.56 Pfad: G:\vogt\fsc\uds\Manuale\en\udsent_e\udsent.k01
1.3 Summary of contents
What does this manual contain?
The “General” chapter contains general information on maintaining data and using
databases and explains the various database models and the differences between them.
The chapter is concluded by a general overview of UDS/SQL.
The chapter “Designing a database” provides an overview of the phases of database design
and presents options for distributing the data. This chapter concludes with a section that
briefly describes the technical implementation of the conceptual schema in a UDS/SQL
database.
The chapter “Schema DDL” deals with the data definition language (DDL) used to define
the logical data structure.
The chapter “SSL” describes the storage structure language (SSL), which can be used to
optimize the physical storage of the data.
The chapter “Defining the user interface to the database” describes the possibilities
afforded by the subschema DDL and via the relational schema.
The chapters “Structure of pages” and “Structure of records and tables” provide information
for users who are interested in special details.
The “Reference” chapter summarizes the syntax of schema DDL, SSL and subschema
DDL.
Using the manuals
The “Guide through the manuals” section explains which manuals and which parts of the
manuals contain the information you require. A glossary gives brief definitions of the
technical terms used in the text.
In addition to using the table of contents, you can find answers to your queries either via the
index or by referring to the running headers.
Guide through the manuals
The UDS/SQL database system is documented in five manuals:
– UDS/SQL Design and Definition
– UDS/SQL Application Programming
– UDS/SQL Creation and Restructuring
– UDS/SQL Database Operation
– UDS/SQL Recovery, Information and Reorganization