SQL Server - Bài 2

... SQL Services MicrosoftMicrosoftSurface Area ConfigurationNew Installation SQL Server 20 0 8SQL Server 20 05 SQL Server 20 08Services disabled and features not installed by defaultState of services ... Databases√Maintaining SQL Server Database √Writing Transact -SQL with Query Editor Working with Templates, Solutions, Script Projects, and Source Control21 MicrosoftMicro...

Ngày tải lên: 15/11/2012, 10:59

... ApplicationOLAPOLAPOLTPOLTPQueryQueryP 2- 3 MicrosoftMicrosoftSQL Server Goal MicrosoftMicrosoftOutlineIntroduction to SQL Server Relational Data ModelExploring SQL Server Architecture Data Access Architectures SQL Server ... objects MicrosoftMicrosoftExample MicrosoftMicrosoftOutlineIntroduction to SQL ServerRelational Data ModelExploring SQL Server Architecture Dat...

Ngày tải lên: 15/11/2012, 10:59

... functions MicrosoftMicrosoft- ASCII( )- CHAR( )- UPPER( )- LOWER( )- LEN( )- LTRIM( )- RTRIM( )- LEFT( )- RIGHT( )- AVG( )- MIN( )- MAX( )- SUM( )- COUNT( )- SQUARE( )- SQRT( )- ROUND( )- GETDATE()-DATEPART(YY,getdate() )- DATEDIFF(X,Y,Z )- ... T -SQL for Data ManipulationVu Tuyet Trinhtrinhvt-fit@mail.hut.edu.vnHanoi University of Te...

Ngày tải lên: 15/11/2012, 10:59

... image  Others  sql_ variant, timestamp, xml… MicrosoftMicrosoft User-defined Data Type  Extending the SQL type system as  alias data types that consist of a single SQL Server system data ... Data Type / /1/ /2/ /3/ /2/ 1 /3/1/  Example CREATE TABLE employee ( EmployeeID int NOT NULL, EmpName varchar (20 ) NOT NULL, Title varchar (20 ) NULL, Salary decimal(18, 2) NOT...

Ngày tải lên: 15/11/2012, 10:59

... MicrosoftMicrosoftVariablesSQL Server supports two types of variables in T -SQL @@global_variable@local_variable MicrosoftMicrosoftList of Global variables @@CONNECTIONS Number of connections made to the server ... access to the data in a result set for T -SQL statements in scripts, stored procedures, and triggers MicrosoftMicrosoftCursor ImplementationsTransact -SQL Server Cur...

Ngày tải lên: 15/11/2012, 10:59

... Details] VALUES(10 525 , 2, 19.00, 5, 0 .2) Order DetailsOrder DetailsOrderID10 522 10 523 10 524 ProductID10417UnitPrice31.009.6530.00Quantity7 924 Discount0 .20 .150.0 5 19.0 02 0 .21 0 523 Insert statement ... loggedinsertedinserted10 523 2 19.00 5 0.2TRIGGER Actions ExecuteOrder DetailsOrder DetailsOrderID10 522 10 523 10 524 ProductID10417UnitPrice31.009.6530.00Quantity7 924 D...

Ngày tải lên: 15/11/2012, 10:59

... ProviderSystem.data.dll+{System.data}….IDbConnectionIDbCommandIDataReaderIDbTransactionIDbDataAdapter….System.data.dll+{System.data.SqlClient}….SqlConnectionSqlCommandSqlDataReaderSqlTransactionSqlDataAdapterSqlCommandBuilderWarning: There is no IDbCommandBuilder MicrosoftMicrosoftDataReaderFast Forward-Only/Read-Only ... create SqlMetaData to describe the resultSqlMetaData[] columns = new...

Ngày tải lên: 15/11/2012, 10:59

... Integrity(between tables)User-definedintegrity MicrosoftMicrosoftEnforcing Data IntegrityDeclarative data integrityDefined in object definitionsEnforced automatically SQL Server by using constraints, ... USE NorthwindALTER TABLE dbo.EmployeesADD CONSTRAINT CK_birthdateCHECK (BirthDate > '0 1-0 1-1 900' AND BirthDate <getdate()) MicrosoftMicrosoftDEFAULT Constrain...

Ngày tải lên: 15/11/2012, 10:59

... EnumLocks• SQL Server Profiler • System Monitor MicrosoftMicrosoftConsiderations for Using TransactionsTransaction guidelinesKeep transactions as short as possibleUse caution with certain Transact -SQL ... TRANSACTION INSERT INTO Extensions (PrimaryExt) VALUES ('555– 121 2') INSERT INTO Extensions (VoiceMailExt) VALUES ('555 121 2') ROLLBACK TRANSACTION Microsof...

Ngày tải lên: 15/11/2012, 10:59

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Ngày tải lên: 15/11/2012, 10:59