microsoft sql server database

Designing an application system does not seem difficult, but it is not easy to optimize the system performance. In the development of tools, database design, should There are multiple options for application structure, query design, and interface

Do you think that it is not safe to store webparts in the database that comes with asp.net? Every time you create a project with WebPart, you must have asp.net deploy an aspnetdb database. It seems that the data of WebPart cannot be fully integrated

As a performance tool of the Microsoft SQL Server database series, SQL Server Profiler can track the running status of databases in real time and find slow queries or deadlocked SQL statements, to optimize the system. This article describes how to

I. Overview... 1 Ii. Adverse Effects of concurrent access... 1 1. dirty read (dirty read)... 1 2. nonrepeatable read... 1 3. phantom read... 1 Iii. concurrent access control mechanism... 2 1. Lock... 2 2. Row version control... 2 Iv. isolation level.

A database is a shared resource used by multiple users, just like an operating system. When multiple users access data concurrently, multiple transactions can access the same data simultaneously in the database. If concurrent operations are not

For a company driven by the receivables business model, one of its core business functions is to input, track, and record orders. In this regard, outstanding companies can scale their organizations and increase their profits without encountering

SqlconnectionIndicates an open connection to the SQL Server database. System. Data. sqlclient. sqlconnection The sqlconnection object indicates a unique session with the SQL server data source. For the Client/Server database system, it is

Transaction control is often used in distributed applications. A transaction has a beginning and a end, which specifies the transaction boundary. A transaction can span across processes and computers within its boundary. All resources within the

Master Database The master database records all system-level information of the SQL server system. It records all logon accounts and system configuration settings, and all other databases, including the location of database files. The master

ASP. NET allows you to connect to a database flexibly. A simple method is to use data source controls that encapsulate data access to controls that can be configured using connection and query information. Alternatively, you can use the ADO. Net

These days, when a user asked me about the import of the ms SQL database, I found that the MSSQL database of Godaddy cannot be released through remote control or be directly restored by backing up the Bak, you must convert it to CSV to import the

Microsoft Dynamics CRM Architecture Overview The following dimo-strates the Microsoft Dynamics CRMArchitecture.   The platform is the heart of the Microsoft Dynamics CRM system. When you useThe Microsoft Dynamics crm sdk, you are building on top of

Many new functions and controls are added in asp.net 2.0. Among them, the new login control makes the WEB application design more handy. What is a login control? This is the user registration, login, and password that we usually use in WEB

Today, when I was writing the Feasibility Analysis Section of the soft work document, I met a new term, ADP, and it was not calm. The original statement is as follows: 6.1.1 capital investment includes the costs required for the procurement,

Object Relational ing (ORM) is a technology designed to solve the mismatch between objects and relational databases. To put it simply, Orm automatically persists the objects in Java programs to relational databases by using metadata describing the

Microsoft SQL Server database 1. Create and maintain databases 1. Database What are the components of the SQL Server database? (See books online)How can we ensure database integrity, security, and concurrency?How to Create a database? (See books

  1. sqlconnection Syntax: Public sealed class sqlconnection: dbconnection, icloneable Indicates the connection to the SQL Server database. This class cannot be inherited. Namespace: system. Data. sqlclientAssembly: system. Data (in system. Data.

If you delete data or objects in an Access database, an Access project, you can create fragmentation and result in less efficient disk space usage. At the same time, the size of the database file does not decrease, but it grows until your hard disk

Web Form Web pages are HTTP based and they have no status, which means they don't know if all requests are from The same client computer, the Web page is corrupted, and whether it has been refreshed, which can cause information Lost. As a result,

Introduction: Asp. NET application settings are usually stored in an XML file named Web.config. We have modified the web.config file several times in the earlier part of the tutorial. For example, in the first chapter, when we create a dataset