Data Definition Language (DDL) Reference Manual

Data Definition Language (DDL) Reference Manual—529431-004
2-1
2 DDL Language Elements
A DDL schema consists of DDL statements, DDL commands, and comments. You
must enter statements, commands, and comments according to strict syntax.
This section briefly describes the DDL language elements common to statements and
commands:
•
Names on page 2-1
•
File Names on page 2-3
•
Locale Names on page 2-4
•
Numbers on page 2-5
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Strings on page 2-5
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National Literals on page 2-6
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Keywords on page 2-6
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Reserved Words on page 2-11
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Special Characters on page 2-12
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Comments on page 2-12
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Statements on page 2-16
•
Commands on page 2-18
Names
DDL names are:
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Constant names
•
Definition names
•
Record names
•
Field names
•
Group names
•
Condition-name item names (level 88)
•
Enumeration item names (level 89)
•
Renames item names (level 66)
•
Token-type names (SPI only)
•
Token-code names (SPI only)
•
Token-map names (SPI only)
Topics:
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Syntax on page 2-2
•
Restrictions on page 2-2