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What are the two types of errors?
The two types of errors are:
a) Logical error
b) System error
Mention the type of constraints we can specify in the CREATE command of DDL. The type of constraints that can be specified are as follows:- PRIMARY KEY, NOT NULL, UNIQUE, FOR
Consider a systems development project with the following data Activity Duration (weeks) Precedence Relationship 1. Software design
Which types of data supported by MySQL for Time and Date formats? MySQL supports a number of time and date column formats: Some of them are 1) DATE 2) DATETIME 3) TIM
describe objectivde of file organisation
what is union compatable?
Relations create the database. They must satisfy various properties, like no duplicate tuples, no ordering of tuples, and atomic attributes, etc. Relations that satisfy these basic
What is a dataset? A dataset is an in-memory database that is disconnected from any regular database, but has all the significant characteristics of a regular database. Dataset
Explain forms based and graphical interface? Forms based and graphical interface: graphical user interface (GUI) is a kind of user interface which permits people to interact
The Incident table, with an auto-incrementing incident number, etc, looks like: incident_num reporter date time incide
What is association? Give an example of association Association is used for establishing relationships among classes. Association describe links among/between classes. For exa
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