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Revised: May 1999 for V4.5
| Contents | Index |
The Guided Query Language (GQL) is a natural language INTOUCH interface. GQL is intended for end-users who want to access complex databases for report design and generation. GQL helps you to easily and quickly write these reports without spending costly hours learning a traditional procedural language.
The Guided Query Language:
GQL provides the user with a simple command repertoire powerful enough to allow:
You will find the Guided Query Language the perfect tool for report design and generation. A simple set of commands entered by the end-user causes GQL to build an INTOUCH program. This program rapidly and efficiently builds the necessary report.
This manual describes the Guided Query Language interface to the INTOUCH system. For more information on INTOUCH, refer to the following manuals:
A Guide to the Language describes the INTOUCH system and how to develop programs with it. The manual explains the development cycle and INTOUCH's features for speeding up this cycle. It describes the INTOUCH environment, program elements and the INTOUCH language and debugging system.
The Specifications manual contains a brief description of the INTOUCH system, statements, commands, etc. and some background on how the system operates.
The purpose of this document is to present information you will need to start using the Guided Query Language interface. The intent is to provide you with simple and concise explanations of the Guided Query Language system, features, and language. This manual is designed to provide a basic and thorough explanation of each element. It can also be used as a reference guide by advanced users.
This manual is written for anyone interested in using The Guided Query Language. Since no programming experience is necessary to successfully create reports with GQL, this document contains no programming jargon. The manual can be easily referenced by computer users of all levels.
The Guided Query Language (GQL) is very easy to use. As an aid to new users, a menu interface is available to get you acquainted with the language.
The menu interface will provide you with the commands you need to create a report. After you get familiar with the GQL commands, you can easily expand your report writing skills.
1.1 Getting Started
You can start the Guided Query Language by typing the word
GUIDE at the system prompt ($) in upper or lower-case
letters.
$ GUIDE
|
The Guided Query Language will be initialized and you will see the GQL screen:
| Example 1-1 Guide Screen |
|---|
Guide>
Type HELP for assistance
EXIT = Exit INTOUCH Guided Query Language HELP = Help
|
1.2 Menu Interface
The easiest way to get familiar with the Guided Query Language commands
is to use the GQL menus. The menu interface displays the Guide options
and commands that you will use to create your report.
To get into the GQL menu interface, type the words SET MENU ON at the Guide prompt.
Guide> SET MENU ON
|
When the GQL menu interface is set on, a list of Guide options is displayed.
| Example 1-2 Guide Options Menu |
|---|
+--------------------------------Guide Options---------------------------------+
| TITLE OPEN MAKE SET SHOW EDIT MORE exit |
+------------------------------------------------------------------------------+
Guide>
Menu interface has been turned on
EXIT = Exit INTOUCH Guided Query Language HELP = Help
|
The [PF4] key can also be used at anytime to ENTER or EXIT the GQL menu interface. |
1.2.1 Selecting GQL Menu Options
Use the arrow keys to move back and forth across the top of the screen
to select an option. After an option is selected, press the
[RETURN] key to execute that option.
Some options have submenus. To select an item from a submenu, use the arrow keys to move up and down (and sometimes across). After you have selected an item from the submenu, press the [RETURN] key to execute that item.
If you select the wrong menu option or item, press the "\" key and you will be returned to the menu or submenu.
The symbols << and >> mean that there are more menu options or items than can be displayed on the screen. To see what the options or items are, move the arrow key in that direction.
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