what is data stash

What is a data warehouse, and what is the difference between a databaseDataWarehouseis a subject-oriented (Subject oriented), integrated (integrate), A relatively stable (non-volatile), data collection that reflects historical cha

A sentence to understand what is called data structure and algorithm, try to let people who do not understand the program can understand This issue has been closed due to non-development-related issues directly Reply content: A sentence to understand what is called

)This is the magic of data structures.So what is an algorithm? This can only be forced to continue the analogy. I want to learn Kung fu. After I entered the book Room of martial Arts cheats, I ran out with a lot of books. Open a look, there is a dragon 18 palm, nine Yin Cano

The difference between OLAP and OLTP and what is Data Warehouse OLAP is often referred to as a data warehouse. But the data warehouse is only part of OLAP, not all. OLTP multi-index tha

When an insert statement is used, what data needs to be enclosed by quotation marks and what data does not need to be enclosed by quotation marks?Create Database mydbUse mydbCreate Table customer_data(Customer_id smallint,First_name char (20 ),Last_name char (20 ),Phone char

What is the server used? Can data be saved? So what is the difference with the database? For example, the user's profile picture is stored on the server. I don't know what the server

What is the difference between OLAP and OLTP and what is data warehouse?OLAP is usually called a data warehouse. However, data warehouses ar

-topic to this side, the following into the subject, today mainly want to talk about the concept of data mining and some of the content of the data, relatively speaking, the theoretical content is too much, but deepen the understanding of these things will let you do data mining more purposeful. =======================

What is the impact of the region chain structure on the data center? The impact is good or bad !, Regional data center With the emergence of distributed data center networks, their boundaries are getting closer and closer to the

In a php file, I define two forms. when the first form is submitted, the second form is generated. after the second form is submitted, the data of the first form cannot be obtained, what should I do? Form php submit transfer data

QQ is added, and the submitted data is not stored. what's the problem? in the recommended registration file, only the user name and password can be entered. I want to add a QQ user, however, QQ is not stored in the table. what is

Defined Data Mining is the nontrivial process of acquiring effective, novel, potentially useful, and ultimately understandable patterns from large amounts of data stored in databases, data warehouses, or other repositories. What is