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DCI User’s Guide
2.7
3
1
Sample Application............................. 2-22
Setting up the Application.............................................................. 2-22
Adding Records................................................................................ 2-25
Accessing Data ................................................................................. 2-26
Data Dictionaries .............................. 3-1
3.1
Assigning Table Names ........................ 3-2
3.2
Mapping Columns and Records ............ 3-6
Identical Field Names ....................................................................... 3-8
Long Field Names ............................................................................. 3-9
3.3
Using Multiple Record Formats .......... 3-10
3.4
Using XFD File Defaults ...................... 3-13
REDEFINES Clause ...................................................................... 3-13
KEY IS Phrase ................................................................................. 3-13
FILLER Data Items ........................................................................ 3-14
OCCURS Clauses ............................................................................ 3-14
3.5
Mapping Multiple Files........................ 3-16
3.6
Mapping to Multiple Databases .......... 3-18
3.7
Using Triggers .................................... 3-22
3.8
Using Views ........................................ 3-25
3.9
Using Synonyms ................................. 3-28
3.10 Open Tables in Remote Databases..... 3-29
3.11 Using DCI_WHERE_CONSTRAINT ........ 3-32
4
ii
XFD Directives .................................. 4-1
4.1
Using Directive Syntax ......................... 4-2
4.2
Using XFD Directives ............................ 4-3
$XFD ALPHA Directive ................................................................. 4-3
$XFD BINARY Directive ............................................................... 4-4
$XFD COMMENT DCI SERIAL n Directive........................... 4-5
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