explain data types in dbms

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Database Principles and Applications

4. What are the categories of computers? What are their characteristics?Traditionally, there are three types: Large hosts, minicomputers, and minicomputers. Large hosts are generally high-performance parallel processing systems with large storage

Database Design Methods, specifications and skills from my nest in Blogcn)

I. Database Design Process Database technology is the most effective means of information resource management. Database Design refers to constructing the optimal database mode for a given application environment, establishing a database and its

2014 Soft Test Database System engineer Knowledge Point explanation (2)

51cto College, in the soft exam preparation season specially organized the "2014 Soft test-database Systems Engineering-Knowledge point explain" summary ", to help you pass the school smoothly! More software proficiency test Counseling and

JDBC Connection process

1, loading the database driver Class.forName (sun.jdbc.odbc.JdbcOdbcDriver); 2, establish the database connection Connection conn=drivermanager.getconnection (URL, "username", "pwd"); This URL is more difficult to write. If you are using the

Explain some new features worthy of DBA attention in DB2 9.7

BKJIA exclusive Article: First of all, this article is not a detailed list of new features of DB2 9.7. I only list a list that is very important to DBAs or developers. Online solution Modification Please refer to Burt's article on online solution

Reprinted ETL architect interview questions

Reprinted ETL architect interview questions 1. What is a logical data mapping and what does it mean to the ETL team? What is Logical Data ing? What role does it play on the ETL project team? A: Logical Data Map) describes the data definition of the

Database Design Process

I. Database Design Process Database technology is the most effective means of information resource management. Database Design refers to constructing the optimal database mode for a given application environment, establishing a database and its

Database Design Methods, specifications and skills

I. Database Design Process Database technology is the most effective means of information resource management. Database Design refers to constructing the optimal database mode for a given application environment, establishing a database and its

Database Design Methods, specifications and skills

I. Database Design Process Database technology is the most effective means of information resource management. Database Design refers to constructing the optimal database mode for a given application environment, establishing a database and its

Database Design Methods, specifications and skills

I. Database Design Process Database technology is the most effective means of information resource management. Database Design refers to constructing the optimal database mode for a given application environment, establishing a database and its

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