Which database object does not physically exist, Database Management System

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Which database object does not physically exist?

A view database object does not physically exist.

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For known, What are the function of DBA?

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Oracle/sql, can you create a database for me in oracle/sql

can you create a database for me in oracle/sql

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1. A company wants a report containing a breakdown of payroll by department. Input, which should be stored in 3 parallel arrays, includes each employee's department number, hourly

Get details of employee working on both comp354 and comp345, Consider the r...

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Define ssn of salesman by using database of business trips, Consider the su...

Consider the subsequent relations for a database which keeps track of business trips of salespersons in a sales office: SALESPERSON (SSN, Name, start_year, Dept_no) TRIP (SSN, Fr

FIELDS, 4. Describe three ways to handle missing field values

4. Describe three ways to handle missing field values

What are the purpose for having variable length records, What are the purpo...

What are the purpose for having variable length records? What kinds of separator characters are required for each? Variable-Length Records - Variable-length records are thos

Explain what is ddl, Explain what is DDL? DDL - Data Definition Languag...

Explain what is DDL? DDL - Data Definition Language: statements used to define the database structure or schema. Some examples: CREATE - to create objects in the database ALT

What is dag, What is DAG? The class-subclass relationship is shown by a...

What is DAG? The class-subclass relationship is shown by a directed acyclic graph.eg: employees can be temporary or permanent. We might be create subclasses temporary \and perm

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