informix 4gl

The original is here: HTTP://WWW.4JS.COM/EN/COMPANY/IBM-I4GL-TO-GENERO/FOUR-JS-AND-I4GLDon't want to translate it. See for yourself.IBM®INFORMIX®4GL was developed in 1985 by Chris Maloney and Roy Harrington of Informix corporation-then known as Relat ional database Systems-a Silicon Valley based relational database pioneer in the open Systems market place.

dynamic server, multi-clue, multi-performance DBserver (Database Server)②. XPS (Informix-OnlineExtendedParallelServer) extends DSA to a loosely coupled or non-shared computing architecture and dynamically Scalable Architecture (DynemicScerableArchiterta), suitable for applications in large databases, parallel SQL operations.③. IUS (Informix-UniversblServer)It is designed to process rich and complex Data an

Relational Database Informix-4GL Program Design 1. Key and methods for designing relational database programs 1. Key factors for successfully designing a relational database:①. Gain an in-depth understanding of internal organizations and needs of the enterprise;②. Always maintain interaction and contact with end users;③ Structured development methods should be used in the design process to facilitate mainte

INFORMIX-4GL is a comprehensive fourth generation application development and generation environment, it has the formidable database management function, the programming is nimble and convenient, the interface is friendly, has been widely used in the UNIX operating system the database management. The following is a small program that completes a query by using a screen table, which allows you to enter a fuz

Informix-SQLVersion6.05.UD1 Application 1. Create and delete databases, base tables, and indexes 1. Syntax conventions:{...} Indicates required items.[...] Indicates the option(...) Indicates a part of the statement.| Indicates selecting one or moreCapital [A-Z] indicates reserved words for InformixLowercase [a-z] indicates the database name, table name, field name, and variable name of Informix.2. Database

####################################### # #这个函数输入金额, return the uppercase character Amount # # # #bellchiuATNanJingCITIC: em13: # # ####################################### FUNCTIONF_CONV_GB (Pf_money)Definepf_moneydecimal (14,2)Definell_money

Tags: tiptop 4gl easy extension ERP source code Finance Recently, I encountered a very strange problem in normal use, that is, when a negative number is entered in the amount field of aglt110, it is displayed as a positive number. After a long time, I checked the source code again, modify the screen file and view system parameters, 650) This. width = 650; "src =" http://s3.51cto.com/wyfs02/M00/4C/80/wKioL1Q_FcuAONLNAAHIPNLskh4236.jpg "Title =" home.jp

The Informix relational database management system is a cross-platform, full-featured RDBMS, transformed into Ordbms, has a variety of features, and can be easily connected to a variety of GUI front-end tools. At present, Informix database products have been widely used in China's financial and insurance industry. Linux is a very popular operating system today, powerful, open source, you can easily build th

Brief introduction The recently released 32-bit Informix client-sdk for the Mac OS X platform provides improved Open Database connectivity (ODBC) capabilities to seamlessly integrate an ODBC-aware application with Informix D Ynamic Server (IDS) integrated. ODBC drivers are available in two forms on Mac OS X, dynamic libraries and application plug-ins. Developers who call the ODBC API directly through an a

1. You should use the Informix account to manage the database, such as Grant/revoke permissions, creating/deleting tables, dbload, and so on. 2. Should you create a separate account to do these things? Why? 3. Should you use the Informix account to manage the database application and place all users in this group? Instead of doing everything with the Informix

Improve concurrency and locks so that more users can access data faster.From the Chinese version of IBM database magazine. A very important but often overlooked Performance Tuning step is to check how Informix Dynamic Server (IDS) handles locks and concurrency. In my advanced Informix Performance Tuning course, tuning locks are one of the five important steps to improve performance. Number of locks

Improve concurrency and locks, allowing more users to access data faster. From IBM Database Magazine Chinese version. One important, but often overlooked, performance tuning step is to check how Informix Dynamic Server (IDS) handles locks and concurrency. In the Advanced Informix Performance Tuning course that I teach, tuning locks is one of the five important steps to improve performance. Number of Locks W

I. Introduction 1) INFORMIX consists of three main products: Database Server (Database Core) Application development tools Network Database interconnection Products 2) The database server provides two functions: Data Operations and Management: SE: It is fully UNIX-based and mainly applicable to applications with fewer Non-multimedia users.ONLINE: ONLINE transaction processing and multimedia application environments for a large number of users 3) a

Oracle basic concepts and comparison with informix I. ConceptsUser: informix directly uses the user management system of the operating system. Generally, root and informix are used as super operators to manage other users. Oracle has its own user management SYSTEM. It generally uses SYS and SYSTEM as super operators to manage other users.Instance: It is composed

Informix is a large database management system with advanced technology, performance and reliability, widely used in a wide range of applications worldwide, including government, financial insurance, postal telecommunications, manufacturing and retail and other important industries or areas. Based on the author's experience of using INFORMIX-4GL and

Operating System: Red Hat Enterprise LinuxServer release 5.5 Informix version: Informix_Ultimate_11.70.UC3_LIN_x86_32_FixPack.tar Write the local IP address and hostname to/etc/hosts. 1. Create informix users and groups [Root @ informix ~] # Groupadd-g 1000 informix [Root @ informi