3 tier architecture example in asp.net with C# Introduction Here I will explain about uses of 3-Tier architecture and how to create or implement 3-tier architecture for our project in asp.net Description 1. What is the use of 3-tier architecture and why we go for that architecture? 2. First we need to know what 3-Tier architecture is. 3. How to create 3-Tier architecture for our project? Uses of 3-Tier Architecture 1. To make application more understandable. 2. Easy to maintain, easy to modify application and we can maintain good look of architecture. 3. If we use this 3-Tier application we can maintain our application in consistency manner. Basically 3-Tier architecture contains 3 layers 1. Application Layer or Presentation Layer 2. ...
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SQL SERVER JOINs Introduction we’ll see the basic concepts of SQ L Joins. In the later part of the article, we’ll focus on the advanced subject of Self-JOIN and some interesting observations on how inner JOIN can be simulated using left JOIN. The author has tried his best to amalgamate various topics in a single concept. The JOIN keyword is used in a SQL statement to query data from two or more tables based on a relationship between certain columns in these tables. Inner JOIN A JOIN that displays only rows that have a match in both the JOINed tables is known as inner JOIN. This is the default type of JOIN in the Query and View Designer. Outer JOIN A JOIN that includes rows even if they do not have related rows in the joined table is an Outer JOIN. You can create three different outer JOINs to specify the unmatched rows to be included: Left Outer JOIN: In Left Outer JOIN, all rows in the first-named table, i.e. “left” table, which appear...
WebService or Creating and Consuming Web Service in asp.net Introduction: Here I will explain what webservice is, uses of webservice and how to create webservice and how to consume webservice in asp.net. Description: Today I am writing article to explain about webservices. First we will see what is webservice is and uses of webservice and then we will see how to use webservice in our applications. What is Web Service? Web Service is an application that is designed to interact directly with other applications over the internet. In simple sense, Web Services are means for interacting with objects over the Internet. The Web serivce consumers are able to invoke method calls on remote objects by using SOAP and HTTP over the Web. WebService is language independent and Web Services communicate by using standard web protocols and data formats, such as HTTP XML SOAP Advantages of Web Service Web Service messages are formatted as XML, a standard way for c...