ENFORM Reference Manual

Contents
vi 058057 Tandem Computers Incorporated
Subscripts 3-9
Aggregates 3-12
Predefined Aggregates 3-14
User Aggregates 3-15
Target Aggregates 3-16
Target Aggregate with OVER ALL Syntax 3-16
Target Aggregate with OVER Syntax 3-17
Qualification Aggregates 3-18
Qualification Aggregate with OVER ALL Syntax 3-18
Qualification Aggregate with OVER Syntax 3-18
Qualification Aggregates and Target Records 3-19
Qualification Aggregate with Embedded WHERE Clause 3-21
Aggregates and Scale 3-21
Literals 3-22
Numeric Literals 3-22
String Literals 3-22
Arithmetic Expressions 3-23
Evaluation Order of Arithmetic Expressions 3-23
Scale Factor of the Result 3-24
Logical Expressions 3-24
Effect of Parentheses on Compound Logical Expressions 3-26
BEGINS WITH and CONTAINS 3-27
Range of Values in Logical Expressions 3-27
Pattern-Match in Logical Expressions 3-28
IF/THEN/ELSE Expressions 3-28
Parameters 3-29
User Variables 3-29
User Variable as a Target-item 3-30
A User Variable in Request-Qualification 3-32
User Tables 3-32
Arithmetic Overflow Conditions 3-32