agile advantages and disadvantages

From: http://database.ctocio.com.cn/116/12198616.shtmlThe followingArticleThis article mainly introduces the advantages and disadvantages of Oracle Database indexes. If you want to know the advantages and disadvantages of Oracle Database indexes, you can use the following articles to understand its practical applicatio

When formatting a disk in Windows, you can see options such as FAT, FAT32, and NTFS in the options of the file system, when formatting a USB flash drive or other mobile storage devices, the exFAT option is displayed. What are the four disk formats and their advantages and disadvantages? When formatting a disk in Windows, you can see options such as "FAT", "FAT32", and "NTFS" in the options of the file syste

When formatting a disk in Windows, you can see options such as "fat", "FAT32", and "NTFS" in the options of the file system, when formatting a USB flash drive or other mobile storage devices, the "exfat" option is displayed. What do these four disk formats mean and what are their advantages and disadvantages? What should we choose? The following is a detailed introduction. Before introducing the difference

Talk about the advantages and disadvantages of asp,php,jsp http://hi.baidu.com/lhyboy/item/f95bac264c38830d72863e41ASP, PHP, ASP, JSP and other mainstream web development language comparisonToday, an article on the mainstream website development language-"ASP, PHP, ASP. NET, JSP and other mainstream web development language comparison", and everyone together to exchange a variety of mainstream website devel

Original article translated from: Simplified. If the database can run continuously, of course, it is best. However, this is often costly. Sometimes it is even more advantageous than what it gets. In the sqlserver2008 database, there are many high availability solutions. For example, you can use failover clusters, database images, log transmission, replication, and other means to improve the high availability of the database. Because there are many solutions, the database administrator has to m

1. Some time ago, I translated an article titled changing your website from MySQL to PostgreSQL. in fact, I was more interested in the specific operation of converting the background database of an application from MySQL to PostgreSQL, and did not care about the advantages and disadvantages of MySQL and PostgreSQL. I did not expect an unexpected response, therefore, I feel that I have written this article.

The typical Ldo power supply itself consumes (vin-vout) *iout, so the larger the two, the greater the power consumption and the lower the efficiency.LDO, switching power supply DC's advantages and disadvantages (2008-11-06-22:40:23) Reprint Tags: power supply talk low dropout linear regulator, so the name thought, for linear regulator, can only be used in buck applications. That is, the output voltage must

I. Normal table(Heap table): Suitable for most design scenarios with advantages and disadvantages. Advantages:1. Easy syntax2. Suitable for most scenarios Disadvantages:1. Large overhead for updating logs2. Delete cannot release space (HWM High Water Mark does not drop)3. The table record is too large. The retrieval is

. Generally, the use of soap encoding in applications focuses on remote process calls and later RPC message styles. Literal text? If the value of use is "literal", useElementAttribute (for simple snippets) orTypeAttribute (for composite fragments) to reference a specific architecture. For example, data is serialized Based on the specified architecture, which is usually expressed using the W3C XML architecture. Four binding models are formed based on different combinations. In addition, it is al

How about the CodeIgniter framework? What are the advantages and disadvantages? I heard that his session is not very useful. How about the CodeIgniter framework? What are the advantages and disadvantages? I heard that his session is not very useful. Reply content: How about the CodeIgniter framework? What are the

database (usually the implementation of SQL or stored procedures) to achieve persistent data, in order to meet the needs of the actual project. 2. Advantages and Disadvantages Advantages: 2.1 The interfaces and operations of the C/S architecture are rich.2.2 security performance can be easily guaranteed, and it is not difficult to implement multi-layer authentic

Inner join/left Join JOIN Join multiple tables SQL Execution Plan/view the specific execution process of SQL statements, working principle Advantages and Disadvantages of SQL usage View 10:56:43 | category: SQL | Tag: | large or small subscription sizeThe advantages of using views in database development include: 1. You can access the subset of columns in the ta

(1) circuit switching: Before communication, a physical channel exclusive to both parties must be established between the two parties (composed of the switching devices and links of both parties ), therefore, it has the following advantages and disadvantages. Advantages: ① Because the communication line is dedicated to users of both parties, the data transmission

With the increasing demand for real-time Web applications, ServerPush technology has become the core of real-time application data streams in terms of chat, message reminders, especially social networks. This log attempts to explore various Push implementation methods suitable for PHP and their advantages and disadvantages. With the increasing demand for real-time Web applications, Server Push (Push) techno

This article describes the advantages and disadvantages of three Linux server monitoring technologies, including SNMP proxy (client), SSH, and private proxy (client) installation. The powerful functions and beautiful interfaces of the linux system make many enterprises use the linux system as the server. below are three types of introduction... This article describes the

I recently learned about Ajax and consulted some Ajax materials online, mainly about Ajax technology and its advantages and disadvantages. Here, I want to make a small Summary of the information I have collected. Most of the information is from the internet. I will only make a Classification summary here, I hope it will be helpful to my friends who are learning Ajax just like me. First, let's take a look at

damage the database, the results may cause all data loss;No transactions, no subqueries, and no views; MSSQL AdvantagesEasy to useMost of the daily data applications of small and medium-sized enterprises are built on the Windows platform. Because SQL Server has the same style as windows, it has a character interface and a graphical interface, and has many "Wizard" help, so it is easy to install and learn, documents and training on SQL Server are available everywhere. Currently, there are not a

The full duplex of a switch means that the switch can receive data while sending data. It cannot directly connect the input/output ports with different rates and is prone to packet loss, in particular, it supports switching between ports at different speeds to ensure collaboration between high-speed ports and low-speed ports. With the gradual development of network applications, telecom-grade switches, especially layer-3 switches, have become the focus of competition in today's market. However,

I. Ordinary table (Heap table): For most design scenarios, there are advantages and disadvantages. Advantages:1. Simple and convenient grammar2. Suitable for most scenes Disadvantages:1. Update log cost is large2.Delete Unable to free space (HWM high Water mark does not fall)3. Table record too large retrieval too sl