define instance and schema instance
Define instance and schema?
Instance: Collection of data kept in the data base at a particular moment is known as an Instance of the database.
Schema: The overall design of the data base is known as the data base schema.
Expected delivery within 24 Hours
explain the theory of computational complexity a problems intractability remains the similar for all principal
explain class p problemsclass p is a class of decision problems that can be solved in polynomial
explain the halting problemgiven a computer program and an input to it verify whether the program will halt on that input or continue working
normal 0 false false false en-in x-none x-none microsoftinternetexplorer4
define instance and schema instance collection of data kept in the data base at a particular moment is
define the terms 1 physical schema 2 logical schema physical schema the physical schema explains the database design at the physical level
define data model a data model is a collection of conceptual tools for explaning data data relationships data semantics and consistency
what is storage manager a storage manager is a program module that gives the interface between the low
develop a socket program in unixlinux that uses i tcp as the transport protocol and ii udp as the transport protocol for transferring a short
1956169
Questions Asked
3,689
Active Tutors
1420509
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A 65-year-old college professor from upstate New York with a medical history of diabetes and hypertension presents with a non-productive cough and sore throat
58 year old female has suffered from arthritis, with arthralgia and swelling of her hands, knees and feet that is aggravated by movement.
Question: A 65-year-old man with a history of hypertension presents to the clinic with complaints of polyphagia, polyuria, and weight loss for 2 years.
A 66-year-old Indian man presents to the clinic for a follow-up appointment with his daughter to discuss test results. The patient does not speak English,
Question: A 20-year-old college athlete presents with a scaly and mildly pruritic rash on his left hand for the past 3 weeks.
A 65-year-old man presents to the emergency department with severe pain and tingling in the right leg that began several hours ago
For the project of training nurses on competency skills for IV insertion during medical emergencies, describe your communication plan