sql server basics

Tags: dynamic combined with MAC Max Sem named create summary Uninstall Preface This is my work more than two years later, starting from the most basic SQL start, seriously learn SQL Server, Leackage Check and consolidation have all; because I was just beginning to learn, always upset, recently changed work, found 1-2 years of experience, asked the basic thing or

the following steps: (1) Start SQL Server Enterprise Manager, log on to the specified server, and open the Support Service folder. (2) Right-click the SQL Mail icon to open the SQL Mail Configuration dialog box, as shown in Figure 19-1. Select the mail profile that you

Operator: indicates failure ann A full operator that, if the message cannot reach the specified operator for an indeterminate reason, the SQL Server Agent passes the message to the failed-safe operator; (5) Select the Job System tab, as shown in Figure 17-4; Job History log: This area specifies the size of the log and the maximum number of rows per piece of work to avoid filling the msdb database; jo

emule resources can also be downloaded with thunder The following is a list of files that are shared by users, and you can download them by clicking on them after you install emule [0 Basic science sql.server.2005. E-Tutorials/cd].0sql with books. Server.2005.iso Details 12.2MB [0 sql.server.2005 of basic science. E-Tutorials/books CD].0sql.server2005dianzijiaocheng.rar Details 52.3MB

byValExecution Result:Case-Search expression:SELECTOrderID, CustID, Val, Case whenVal 1000.00 Then ' less Then' whenValbetween 1000.00 and 3000.00 Then 'between' whenVal> 3000.00 Then 'More than' ELSE 'Unknown' END asvaluecategory fromSales.ordervalues;Execution Result:Sorting rulesIf you want the collation of a column to be case-insensitive, you can modify the collation of an expression as follows:SELECT Empid, FirstName, LastName fro

Inverse perspective transformation is very clear to implement 3 logical processing phases: generating replicas, extracting elements, and deleting unrelated intersections.SELECTEmpid, CustID, CaseCustID when 'A' ThenA when 'B' ThenB when 'C' ThenC when 'D' ThenDEND asQty fromdbo. Empcustorders Cross JOIN(VALUES('A'),('B'),('C'),('D')) asCusts (CustID);The results of the implementation are as follows:If you want to further filter out data that contains null values, you can:SELECT * from(SELE

Original: SQL Server Tuning Series Basics (subquery operations Summary)ObjectiveIn the previous articles, we introduced a series of descriptions of operators and the optimization methods and techniques for each operator. This includes a series of our common operators, including how to view execution plans, how several datasets are commonly used, how to join opera

New features for 1.2 SQL Server 2000 SQL Server 2000 fully expands the performance reliability and ease of use of SQL Server 7.0 to make it an outstanding database platform for large online transaction processing data warehouses

The common versions of SQL Server 2000 are as follows: • Enterprise Edition (Enterprise Edition) Supports all SQL Server 2000 features and can serve as a product database server for large Web sites, enterprise OLTP (online transaction processing), and data warehousing syst

Label:A transaction must have four properties: atomicity, consistency, isolation, persistence, and the first letter of these four attributes can be abbreviated as acid. The following code defines a transaction that inserts New Order data: --Start a new transaction BEGIN TRAN; --Declare A variable DECLARE @neworderid as INT; --Insert A new order into the Sales.orders table INSERT intosales.orders (CustID, Empid, OrderDate, RequiredDate, ShippedDate, ShipperID, freight, ShipName, Shipad Dres

1.3.4 Profiler SQL Server Profiler is a graphical management tool for monitoring the use of SQL Server databases for system administrators It is a spy that monitors user activity 1.3.5 Client Network Utility SQL Server Client N

operation This is it, the next we add to SQL Server on the use of the index and dynamic index content, About indexes I believe that many people who understand database products are familiar with it, but the way in which some statements in SQL Server take advantage of the index may not be clear, our next analysis of th

SQL Server is a relational database management system it was originally developed by Microsoft Sybase and ashton-tate three companies to launch the first OS/2 version in 1988 after Windows NT launched Microsoft and Sybase On the development of SQL Server. Microsoft porting SQL