Data definition language

Known as: Sql drop, Data definition, Create sql

A data definition language or data description language (DDL) is a syntax similar to a computer programming language for defining data structures…

Papers overview

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2012

The optimizer examines parsed and normalized queries, and information about database objects. The input to the optimizer is a…

2011

Building energy performance (BEP) simulation is increasingly used worldwide to quantitatively justify building design decisions…

2009

The content and format of the Virtual Meteor Observatory (VMO) was discussed in a one-week team meeting at the International…

2006

An real-time algorithm based on Ariadne’s Clew and A* is developed to plan dynamically feasible trajectories appropriate to a…

2004

XML-based network management systems are becoming more and more popular these days. However, it has to be taken into account that…

1976

Abstract : This guide presents the basic concepts of WAND, a Database Management System. The first section presents the major…

1975

1969

[Editor's Note: The following report consists of John Gosden's recommendations of the action X3 should take in the area of Data…

1969

T h i s t o p i c of f i l e d e f i n i t i o n t e c h n i q u e s o r d a t a d e s c r i p t i o n l a n g u a g e s ( w h i…

1967

This dissertation presents a descriptive notation for data structures which is embedded in a programming language in such a way…