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SheerPower 4GL has several key features: It is free for hobbyists and non-profit organizations. Web scripting features make it fast and easy to develop dynamic web pages using SheerPower's BASIC-like syntax. [3] Version 5.0 was the official release containing the syntax and logic for web scripting in SheerPower.
The development of the 4GL was influenced by several factors, with the hardware and operating system constraints having a large weight. When the 4GL was first introduced, a disparate mix of hardware and operating systems mandated custom application development support that was specific to the system in order to ensure sales.
An interactive environment in which any 4GL statement may be typed and immediately processed (comparable to interactive tools like PHP or Perl) Relational database features, supporting lookup tables and the other elements of a normalized relational database; Powerful set-at-a-time operations under the control of simple imperative commands
In the early 1990s, a new PC-based tool for developing LINC specifications was released, the LINC Development Assistant (LDA). LDA was written in a mixture of Smalltalk and C++ rather than the LINC 4GL (the latter of which was not intended to run on a personal computer). From version 17, it was intended that all development be done with LDA.
RAMIS ("Random Access Management Information System") is a fourth-generation programming language (4GL) capable of creating and maintaining databases consisting of named files containing both numeric and alphabetic fields and subsequently producing detailed simple or complex reports using a very simple English like language.
Informix-4GL is a 4GL programming language developed by Informix during the mid-1980s. [ 1 ] [ 2 ] [ 3 ] At the time of its initial release in 1986, supported platforms included Microsoft Xenix (on IBM PC AT ), DEC Ultrix (running on Microvax II , VAX-11/750 , VAX-11/785 , VAX 8600 ), Altos 2086 , AT&T 3B2 , AT&T 3B5, AT&T 3B20 and AT&T Unix PC .
LAMP—Linux Apache MySQL Perl; LAMP—Linux Apache MySQL PHP; LAMP—Linux Apache MySQL Python; LAN—Local Area Network; LBA—Logical Block Addressing; LB—Load Balancer; LCD—Liquid Crystal Display; LCR—Least Cost Routing; LCOS—Liquid Crystal On Silicon; LDAP—Lightweight Directory Access Protocol; LE—Logical Extents; LED—Light ...
The syntax of the SQL programming language is defined and maintained by ISO/IEC SC 32 as part of ISO/IEC 9075.This standard is not freely available. Despite the existence of the standard, SQL code is not completely portable among different database systems without adjustments.