CA_Easytrieve_Plus_App_Guide_6.3.pdf

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CA-Easytrieve Plus Application Guide

Contents

Chapter 1: About This Guide

Purpose and Audience

Organization

Other CA-Easytrieve Plus Publications

Related Publications

Documentation Conventions

Variable Parameters

Chapter 2: Overview

Introduction

Capabilities

Application

Structure

Environment Definition Section

Library Section

Activity Definition Section

Rules of Syntax

Statement Structure

Words

Comments

Continuations

Environment Definition

PARM Statement

SYNTAX Parameter

COMPILE Parameter

Chapter 3: Library

Introduction

FILE Statement

File-type Parameters

Device-type Parameters

Record Format Parameters

DEFINE Statement

Field-name Parameter

Location Parameter

Attributes Parameter

MASK Parameter

VALUE Parameter

Chapter 4: Activity Definition

Introduction

JOB Statement

SORT Statement

SELECT Statement

Chapter 5: Data Manipulation

Assignment Statement

Equivalence

Arithmetic Expression

Chapter 6: Decision and Branching Logic

Introduction

Conditional Expressions

Field Relational Condition

Field Class Condition

Field Series Condition

File Presence Condition

File Presence Series Condition

Record Relational Condition

IF, ELSE, and END-IF Statements

IF Statement

ELSE Statement

END-IF Statement

Nesting IF Statements

DO and END-DO Statements

DO Statement

END-DO Statement

Nesting DO Loops

GOTO Statement

Statement Labels

Procedure Processing

PROC and END-PROC Statements

PERFORM Statement

STOP Statement

EXECUTE

Chapter 7: Input/Output Specification

Introduction

DISPLAY Statement

Content and Spacing Parameters

Rules for Use

Debugging

PRINT Statement

GET Statement

PUT Statement

Example

POINT Statement

READ Statement

WRITE Statement

Chapter 8: Report Processing

Introduction

Report Types

Standard Reports

Label Reports

REPORT Statement

SEQUENCE Statement

CONTROL Statement

TITLE Statement

HEADING Statement

LINE Statement

Report Procedures

Coding Techniques

Special-name Report Procedures

REPORT-INPUT

BEFORE-LINE and AFTER-LINE

BEFORE-BREAK

AFTER-BREAK

ENDPAGE

TERMINATION

Chapter 9: File Processing

Introduction

Control of Input/Output (I/O)

Record Formats

System-Defined Fields

Error Conditions

Data Availability Tests

Opening and Closing Files

SAM Files

Input

Output

VFM Files

ISAM Files

Sequential Processing

Skip-Sequential Processing

Random Processing

VSAM Files

File Loading

Input

Record Addition

Record Deletion

Record Update

Synchronized File Processing

Input

Conditional Expressions

File Presence Condition

File Presence Series Condition

Record Relational Condition

Chapter 10: Table Processing

Table Definition

Instream Tables

External Tables

SEARCH Statement

Chapter 11: IMS/DLI Processing

Introduction

FILE Statement

RECORD Statement

RETRIEVE Statement

Automatic Input with RETRIEVE

Sweep of a Database

Tickler File Control

Input Definition (Paths)

Chapter 12: OS/390 JCL

Introduction

Sample Short Report Output Program

Mailing Label Output Program

Synchronized File Processing Program

Compile and Link-Edit Load Module

Previously Compiled and Link-Edited Programs

Chapter 13: VSE JCL

Introduction

Sample Short Report Output Program

Mailing Label Output Program

Synchronized File Processing Program

Compile and Link-Edit Load Module

Previously Compiled and Link-Edited Programs

Chapter 14: Applications

Introduction

Application Overview

Program Formatting Standards

Program Output Standards

Inventory Sample File

Personnel Sample File

Chapter 15: Basic Examples

Introduction

Employees in Region 1

Proposed Salary Schedules

Employee Letters

Mailing Labels

Tally Reports

Women's Phone Numbers

Salary Tally Report

File Expansion

Average Regional Gross Salary

Central Region Employees

Inventory Report by City

Expanded Inventory Report

Error Correction

Inventory Reduction

Inventory File Update

Reorder Notification Report

Chapter 16: Advanced Techniques

Introduction

Selected Control Break Processing

Summary File Processing

Special Report Processing Exits

Sorting Input Files

Synchronized File Facility - File Update

Reformat Printed Output from IDCAMS

VSAM File Processing

Defining and Loading VSAM Data Sets with Alternate Indexes

Load Base Clusters Through CA-Easytrieve Plus

Defining and Building Alternate Indexes and Define Paths

Updating a VSAM KSDS Cluster

Sequentially Reading VSAM File through Nonunique Alternate Index

Updating a VSAM ESDS File

Deleting and Adding Records of VSAM KSDS File

GETDATE Macro

CONCAT Macro

Processing JCL Parameters

Chapter 17: Bank System

Introduction

Online Processing

Initialize Customer File

BANKLIB Macro

Bank File Program

Batch Processing

Detail Report

Mass Mailing

Summary Report

Chapter 18: Project Management System

Introduction

Master File Layout

Programs

File Maintenance

Project Status - EXAMPLE 18.1

Output Reports

File Update Reports

Project Status - EXAMPLE 18.2

Report Generation

Project Status - EXAMPLE 18.3

Project Summary

Project Summary - EXAMPLE 18.4

Project Completion - EXAMPLE 18.5

Appendix A: Table of Statements

Functions

Appendix B: Cross-References

Cross-Reference of Statement

Index

For OS/390, VM, VSE Application Guide 6.3 ﬁ R0J7E863AGE

Release 6.3, February 2001 This documentation and related computer software program (hereinafter referred to as the Documentation) is for the end users informational purposes only and is subject to change or withdrawal by Computer Associates International, Inc. (CA) at any time. THIS DOCUMENTATION MAY NOT BE COPIED, TRANSFERRED, REPRODUCED, DISCLOSED OR DUPLICATED, IN WHOLE OR IN PART, WITHOUT THE PRIOR WRITTEN CONSENT OF CA. THIS DOCUMENTATION IS PROPRIETARY INFORMATION OF CA AND PROTECTED BY THE COPYRIGHT LAWS OF THE UNITED STATES AND INTERNATIONAL TREATIES. TO THE EXTENT PERMITTED BY APPLICABLE LAW, CA PROVIDES THIS DOCUMENTATION AS IS WITHOUT WARRANTY OF ANY KIND, INCLUDING WITHOUT LIMITATION, ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT. IN NO EVENT WILL CA BE LIABLE TO THE END USER OR ANY THIRD PARTY FOR ANY LOSS OR DAMAGE, DIRECT OR INDIRECT, FROM THE USE OF THIS DOCUMENTATION, INCLUDING WITHOUT LIMITATION, LOST PROFITS, BUSINESS INTERRUPTION, GOODWILL OR LOST DATA, EVEN IF CA IS EXPRESSLY ADVISED OF SUCH LOSS OR DAMAGE. THE USE OF ANY PRODUCT REFERENCED IN THIS DOCUMENTATION AND THIS DOCUMENTATION IS GOVERNED BY THE END USERS APPLICABLE LICENSE AGREEMENT. The manufacturer of this documentation is Computer Associates International, Inc. Provided with Restricted Rights as set forth in 48 C.F.R. Section 12.212, 48 C.F.R. Sections 52.227-19(c)(1) and (2) or DFARS Section 252.227.7013(c)(1)(ii) or applicable successor provisions. 1996-2001 Computer Associates International, Inc., One Computer Associates Plaza, Islandia, New York 11749. All rights reserved. All trademarks, trade names, service marks, or logos referenced herein belong to their respective companies.

Contents Chapter 1: About This Guide Purpose and Audience ........................................................................ 11 Organization ................................................................................. 11 Other CA-Easytrieve Plus Publications .......................................................... 13 Related Publications........................................................................... 13 Documentation Conventions ................................................................... 14 Variable Parameters ....................................................................... 14 Chapter 2: Overview Introduction .................................................................................. 21 Capabilities ............................................................................... 21 Application ............................................................................... 22 Structure ..................................................................................... 27 Environment Definition Section............................................................. 28 Library Section............................................................................ 28 Activity Definition Section ................................................................. 28 Rules of Syntax ..............................................................................210 Statement Structure ......................................................................210 Words...................................................................................211 Comments ...............................................................................212 Continuations............................................................................213 Environment Definition ...................................................................213 PARM Statement .........................................................................213 SYNTAX Parameter ......................................................................214 COMPILE Parameter .....................................................................214 Contents iii

Chapter 3: Library Introduction ................................................................................. 31 FILE Statement ............................................................................... 32 File-type Parameters ...................................................................... 34 Device-type Parameters ................................................................... 35 Record Format Parameters................................................................. 36 DEFINE Statement............................................................................ 38 Field-name Parameter ..................................................................... 39 Location Parameter ....................................................................... 39 Attributes Parameter ..................................................................... 310 MASK Parameter ........................................................................ 312 VALUE Parameter ....................................................................... 314 Chapter 4: Activity Definition Introduction ................................................................................. 41 JOB Statement................................................................................ 43 SORT Statement .............................................................................. 46 SELECT Statement ........................................................................ 47 Chapter 5: Data Manipulation Assignment Statement ........................................................................ 51 Equivalence .............................................................................. 51 Arithmetic Expression..................................................................... 52 Chapter 6: Decision and Branching Logic Introduction ................................................................................. 61 Conditional Expressions ................................................................... 63 Field Relational Condition ..................................................................... 65 Field Class Condition ......................................................................... 66 Field Series Condition......................................................................... 67 File Presence Condition ....................................................................... 68 File Presence Series Condition ................................................................. 68 Record Relational Condition ................................................................... 69 IF, ELSE, and END-IF Statements .............................................................. 69 IF Statement.............................................................................. 69 ELSE Statement.......................................................................... 610 END-IF Statement ....................................................................... 610 iv CA-Easytrieve Plus Application Guide

Nesting IF Statements.....................................................................610 DO and END-DO Statements..................................................................611 DO Statement ............................................................................611 END-DO Statement ......................................................................611 Nesting DO Loops........................................................................612 GOTO Statement.............................................................................612 Statement Labels .............................................................................613 Procedure Processing.........................................................................614 PROC and END-PROC Statements .........................................................614 PERFORM Statement .....................................................................615 STOP Statement .............................................................................615 EXECUTE ...............................................................................615 Chapter 7: Input/Output Specification Introduction .................................................................................. 71 DISPLAY Statement ........................................................................... 72 Content and Spacing Parameters............................................................ 73 Rules for Use ............................................................................. 74 Debugging ............................................................................... 74 PRINT Statement ............................................................................. 75 GET Statement................................................................................ 78 PUT Statement................................................................................ 78 Example.................................................................................. 78 POINT Statement ............................................................................. 79 READ Statement .............................................................................710 WRITE Statement ............................................................................711 Chapter 8: Report Processing Introduction .................................................................................. 81 Report Types ................................................................................. 83 Standard Reports.......................................................................... 83 Label Reports ............................................................................. 84 REPORT Statement............................................................................ 85 SEQUENCE Statement .......................................................................811 CONTROL Statement ........................................................................811 TITLE Statement .............................................................................812 HEADING Statement.........................................................................813 LINE Statement ..............................................................................814 Report Procedures ...........................................................................816 Contents v

Coding Techniques ...................................................................... 817 Special-name Report Procedures .......................................................... 818 REPORT-INPUT ......................................................................... 820 BEFORE-LINE and AFTER-LINE.......................................................... 820 BEFORE-BREAK ........................................................................ 821 AFTER-BREAK .......................................................................... 822 ENDPAGE .............................................................................. 822 TERMINATION ......................................................................... 822 Chapter 9: File Processing Introduction ................................................................................. 91 Control of Input/Output (I/O) ............................................................. 91 Record Formats........................................................................... 92 System-Defined Fields .................................................................... 93 Error Conditions.......................................................................... 93 Data Availability Tests .................................................................... 93 Opening and Closing Files ................................................................. 93 SAM Files.................................................................................... 94 Input .................................................................................... 94 Output .................................................................................. 95 VFM Files.................................................................................... 95 ISAM Files ................................................................................... 96 Sequential Processing ..................................................................... 96 Skip-Sequential Processing ................................................................ 96 Random Processing ....................................................................... 97 VSAM Files .................................................................................. 97 File Loading.............................................................................. 98 Input .................................................................................... 98 Record Addition ......................................................................... 910 Record Deletion ......................................................................... 910 Record Update .......................................................................... 911 Synchronized File Processing ................................................................. 911 Input ................................................................................... 914 Conditional Expressions .................................................................. 914 File Presence Condition .................................................................. 915 File Presence Series Condition............................................................. 915 Record Relational Condition .............................................................. 916 Chapter 10: Table Processing vi CA-Easytrieve Plus Application Guide

Table Definition..............................................................................101 Instream Tables ..........................................................................102 External Tables...........................................................................102 SEARCH Statement ..........................................................................103 Chapter 11: IMS/DLI Processing Introduction .................................................................................111 FILE Statement ..............................................................................112 RECORD Statement ..........................................................................113 RETRIEVE Statement.........................................................................114 Automatic Input with RETRIEVE ..............................................................116 Sweep of a Database ......................................................................116 Tickler File Control .......................................................................116 Input Definition (Paths) ...................................................................116 Chapter 12: OS/390 JCL Introduction .................................................................................121 Sample Short Report Output Program..........................................................122 Mailing Label Output Program ................................................................123 Synchronized File Processing Program .........................................................124 Compile and Link-Edit Load Module ..........................................................126 Previously Compiled and Link-Edited Programs ................................................126 Chapter 13: VSE JCL Introduction .................................................................................131 Sample Short Report Output Program..........................................................132 Mailing Label Output Program ................................................................133 Synchronized File Processing Program .........................................................135 Compile and Link-Edit Load Module ..........................................................137 Previously Compiled and Link-Edited Programs ................................................137 Contents vii

Chapter 14: Applications Introduction ................................................................................ 141 Application Overview.................................................................... 141 Program Formatting Standards............................................................ 142 Program Output Standards ............................................................... 142 Inventory Sample File .................................................................... 143 Personnel Sample File .................................................................... 144 Chapter 15: Basic Examples Introduction ................................................................................ 151 Employees in Region 1 ....................................................................... 152 Proposed Salary Schedules ................................................................... 153 Employee Letters ............................................................................ 155 Mailing Labels ............................................................................. 1511 Tally Reports............................................................................... 1513 Women’s Phone Numbers ................................................................... 1517 Salary Tally Report ......................................................................... 1518 File Expansion ............................................................................. 1519 Average Regional Gross Salary .............................................................. 1521 Central Region Employees................................................................... 1522 Inventory Report by City .................................................................... 1526 Expanded Inventory Report ................................................................. 1527 Error Correction ............................................................................ 1530 Inventory Reduction ........................................................................ 1531 Inventory File Update....................................................................... 1533 Reorder Notification Report ................................................................. 1535 Chapter 16: Advanced Techniques Introduction ................................................................................ 161 Selected Control Break Processing............................................................. 162 Summary File Processing ..................................................................... 163 Special Report Processing Exits ............................................................... 165 Sorting Input Files ........................................................................... 168 Synchronized File Facility - File Update....................................................... 1610 Reformat Printed Output from IDCAMS ...................................................... 1612 VSAM File Processing....................................................................... 1615 Defining and Loading VSAM Data Sets with Alternate Indexes.............................. 1616 Load Base Clusters Through CA-Easytrieve Plus........................................... 1617 viii CA-Easytrieve Plus Application Guide

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