About the Authors Introduction p. 1 Exploring Application Architectures p. 9 Introduction p. 9 Choosing the "Right" Architecture p.

Transcription

1 Foreword p. xxi Acknowledgments p. xxiii About the Authors p. xxv Introduction p. 1 Exploring Application Architectures p. 9 Introduction p. 9 Choosing the "Right" Architecture p. 10 Understanding Your Toolset p. 12 A Brief History of ADO and ADO.NET p. 13 Jet and ODBC Are Born p. 13 Data Access Objects (DAO) Is Born p. 15 OLE DB Is Spawned p. 16 AD0.NET Is Created p. 17 Recognizing Application Design Constraints p. 19 What Makes "Good," "Better," and "Best" Designs? p. 20 Designing Before Implementing p. 23 Choosing the Right Data Access Interface p. 25 Choosing the Right Data Access Provider p. 26 What About SQL Server Everywhere Edition? p. 27 Using the SQL Server Native Client p. 35 Choosing the Right Database Management System p. 35 What Does SQL Server Cost? p. 35 What About SQL Server Security? p. 36 What About Performance? p. 38 What About Multi-User Issues? p. 48 What About Scalability? p. 50 What Are the Limits? p. 51 What Can Get in the Way on the Client? p. 53 What Can Get in the Way on the Server? p. 54 What About Maintenance and Administration? p. 55 Managing Maintenance Tasks p. 56 The Importance of Restoring Data p. 56 Managing Resources p. 62 Understanding Basic Data Access Architectures p. 63 Multi-Tiered Designs p. 64 Building Stand-Alone Applications p. 67 ASP Browser-Based Architectures p. 84 XML Web Service Architectures p. 85 Summary p. 86 How Does SQL Server Work? p. 87 Introduction p. 87

2 Servers and Versions p. 88 SQL Server Side-By-Side p. 90 Introducing...SQL Server Express Edition p. 92 What About the Workgroup Edition? p. 102 Installing SQL Server p. 103 Running SQL Server Services p. 111 Inspecting SQL Server Services p. 111 Starting a SQL Server Service p. 113 Touring the SQL Server System Databases p. 115 SQL Server Instances p. 115 Multiple Instances or Multiple Databases? p. 116 User and System Databases p. 117 Creating a User Database p. 119 Managing User Databases p. 120 Understanding the SQL Server Security System p. 120 Addressing Objects in SQL Server 2005 p. 121 How SQL Server 2005 Addresses the Ownership Chain Issue p. 126 Understanding Logins, Usernames, and Schemas p. 127 Creating Security Personas p. 134 Managing SQL Server Connections p. 135 Understanding the Data Access Interface Role p. 136 Understanding the Protocols p. 136 Opening a Connection p. 137 Debugging a Connection p. 141 Choosing a Connection Strategy p. 145 Using the SQL Query Tools p. 147 Creating a New Query p. 148 Creating Select Queries p. 150 Using Aliases for Table and Column Names p. 153 Walking Through the Select Operation p. 154 Understanding the Where Clause p. 155 Using Parameters to Pass Literal Values p. 156 Limiting the Number of Rows Returned p. 157 Using the Where Clause to Perform Joins p. 158 Dealing with Special-Case Query Problems p. 164 Creating and Querying Views p. 178 T-SQL Views p. 179 Database Snapshots p. 182 Implementing Business Rules p. 182 Implementing Business Rules with Extended Properties p. 184 Implementing Business Rules with T-SQL Rules, Constraints, and Defaults p. 190

3 User-Defined (Aliased) Types p. 193 Implementing Constraints p. 194 Managing Databases and Queries with Batches and Scripts p. 197 Scripts Versus Batches p. 198 The Query Optimizer and the Query Plan p. 199 Viewing and Tuning the Query Plan p. 200 Examining Client Statistics and Alternate Plans p. 201 Executing the Query Plan p. 206 Understanding the Buffer Cache p. 207 Managing Cached Query Plans p. 207 Executing Action Commands p. 210 Inserting New Rows p. 211 Updating Rows p. 219 Introducing Stored Procedures p. 231 Introducing Triggers p. 233 Creating a DML Trigger p. 234 Creating a DDL Trigger p. 235 Using Transactions to Protect Data Integrity p. 235 Administrative Functions p. 237 Attaching a.mdf Database File p. 237 Setting the Auto Close Option p. 239 Importing and Exporting Data p. 240 Backing Up SQL Server Databases p. 240 Working with the Transaction Log p. 242 Summary p. 243 Relational Databases 101 p. 245 Introduction p. 245 Getting Started with Solid Database Design p. 246 Understanding Relational Database Normalization p. 248 Creating Tables, Rows, and Columns p. 251 How SQL Server Stores Relational Databases p. 252 Choosing the Right Data Type p. 265 Summary p. 272 Getting Started with Visual Studio p. 273 Introduction p. 273 How I Got Here p. 274 Installing the "Right" Version of Visual Studio p. 275 Dealing with CTP or Beta Shards p. 276 Walking Through a Typical Installation p. 276 Installing the MSDN Documentation p. 281 Launching Visual Studio p. 282

4 Installing the Visual Studio 2005 Image Library p. 283 Customizing Visual Studio 2005 p. 284 Saving and Loading Custom Configurations p. 287 Creating Custom Project Templates p. 289 Configuring Online or Local Help p. 296 Configuring Server (or Database) Explorers p. 297 Creating a New Database with the Server Explorer p. 298 Creating a New Database in Code p. 300 Creating and Managing Database Connections p. 301 Managing Database Objects with the Server Explorer p. 309 Changing Existing Objects p. 321 Managing Queries with the Query Designer p. 323 Getting Familiar with the Query Designer p. 324 The Query Designer Panes p. 324 What's a "Derived" Table? p. 327 Changing the Query Type p. 328 The Query Designer-a Recap p. 337 Using the Server Explorer to View Synonyms p. 338 Using the Server Explorer to Manage Types p. 340 Using the Server Explorer to Manage Assemblies p. 343 Using the Server Explorer to Manage Servers p. 343 Summary p. 347 Managing Executables with the Server Explorer p. 349 Introduction p. 349 Creating and Editing Stored Procedures p. 350 Comparing SQL Server 2005 and Visual Studio 2005 p. 351 Enter the SQL Server Management Studio Express p. 352 Creating New Stored Procedures p. 352 Creating and Editing Complex Stored Procedures p. 359 Executing T-SQL with Run Selection p. 363 Debugging Stored Procedures p. 364 T-SQL Debugging Against a Local Instance p. 365 Debugging with Breakpoints Within Stored Procedures p. 367 Debugging Stored Procedures on Remote Instances p. 371 Debugging Stored Procedures from Code p. 375 Using the Server Explorer to Manage Functions p. 377 Creating T-SQL Functions with the Server Explorer p. 380 Summary p. 389 Building Data Sources, DataSets, and TableAdapters p. 391 Why Create YADAI? p. 392 Is Strongly Typed Data Important? p. 394

5 What Is a Data Source? p. 396 What Is a TableAdapter? p. 400 What's Missing in the TableAdapter? p. 402 Creating Database-Based Data Sources p. 403 Building a Single-Table TableAdapter p. 404 Configuring a TableAdapter p. 412 Adding Parameters to a Query p. 422 Choosing Query Methods to Generate p. 425 Binding to the TableAdapter Using Drag and Drop p. 429 Customizing the Generated UI p. 432 Using SmartTags to Manage Bound Controls p. 434 Binding to "Details" p. 435 Binding to Custom Controls p. 436 Using a TableAdapter Directly-Without Drag-and-Drop? p. 436 Managing DataTable Classes in the Data Source Designer p. 438 The Generated Form Code p. 440 Moving Data Sources Between Applications p. 441 Creating Web Service Data Sources p. 442 What Is a Web Service? p. 443 Constructing a Sample Web Service p. 444 Consuming and Testing Web Services p. 454 Exposing the Web Service Data Source in the UI p. 457 Summary p. 459 Managing Data Tools and Data Binding p. 461 Introduction p. 461 Touring the Visual Studio Toolbox p. 463 Exposing Deprecated Data Access Controls p. 464 Finding the Right Control p. 465 Understanding the Tool Tray p. 466 Using the DataSet Toolbox Element p. 467 Introduction to Data Binding p. 468 Complex Versus Simple Binding p. 470 Using the BindingSource Class p. 476 Using the EndEdit and CancelEdit Methods p. 485 Data Binding Using the BindingSource Class p. 488 Using the BindingNavigator Control p. 489 Using the DataGridView Control p. 492 Using the ProgressBar Control p. 494 Summary p. 495 Getting Started with ADO.NET p. 497 Introduction p. 497

6 Approaching Data Access Challenges p. 498 ADO.NET from 50,000 Feet p. 500 Working with Data Sources p. 501 Using the Visual Studio Object Browser to Explore ADO.NET p. 502 Exploring ADO.NET with a Class Diagram p. 504 Deciphering the Namespaces p. 508 Getting a Handle on the Class Names p. 508 Using Shorthand to Address Classes p. 509 Instantiating ADO.NET Objects p. 510 Understanding Code Scope p. 510 Understanding Object Instantiation p. 512 The Using Block in Visual Basic.NET p. 514 Exploring the System.Data.SqlClient Namespace p. 515 Choosing the Right Provider-When it's Not SQL Server p. 516 Exploring the SqlClient Namespace p. 518 The SqlConnection Class p. 519 Exploring the System.Data Namespace p. 528 Deciphering System.Data Naming Conventions p. 529 Understanding the System.Data.DataSet and DataTable Objects p. 530 To Join or Not to Join-That's The Question p. 545 Summary p. 547 Getting Connected p. 549 Introduction p. 549 Connectivity Strategies-That Include Security p. 549 Choosing a Connection Strategy p. 550 Configuring the Server and Firewall p. 552 Connection Strategies p. 559 Connecting Just in Time p. 560 Persistent Connections p. 561 Understanding MARS and Its Implications p. 562 Choosing the Right Scope for the Connection Object p. 563 Establishing a Connection p. 564 Finding Servers and Instances in your Domain p. 565 Writing Code to Create Connections p. 568 What Is a ConnectionString? p. 569 Building a ConnectionString with the SqlConnectionStringBuilder Class p. 569 Protecting the ConnectionString p. 571 Persisting the ConnectionString p. 571 Building a Connection Object p. 573 Setting the Server Name Keyword p. 578 Establishing an Alias to Your Instance p. 580

7 Revisiting Other Keywords p. 581 Configuring the Connection Pool Keyword Values p. 584 Understanding and Managing the Connection Pool p. 585 Monitoring the Connection Pool p. 596 Keeping the Connection Pool from Overflowing p. 597 Building a ConnectionString for Other Providers p. 599 Getting Visual Studio to Build Your ConnectionString p. 602 Opening and Closing Connections (Semi-) Automatically p. 607 Understanding the Connection Properties p. 607 Using the Connection Methods p. 610 Handling Connection Events p. 617 Managing Connection Exceptions p. 619 Sourcing Exceptions p. 621 Understanding the SqlException Class p. 621 Dealing with Exceptions p. 624 Summary p. 626 Managing SqlCommand Objects p. 627 Introduction p. 627 Creating SqlCommand Objects p. 628 Understanding the SqlCommand Properties p. 628 Understanding the SqlCommand Methods p. 636 Understanding the SqlCommand Support Functions p. 642 Integrating Ad Hoc Queries into Your Application p. 646 Preventing SQL Injection Attacks p. 651 Coding Parameter Queries p. 654 Inserting Ad Hoc Queries p. 655 Understanding the SqlParameterCollection Class p. 657 Understanding the SqlParameter Class p. 659 Validating the Value p. 675 Writing Code to Validate the Value p. 677 Handling Complex Parameter Design Issues p. 682 Understanding SqlCommand Events p. 686 Executing Stored Procedures p. 686 Handling Output, Input/Output, and Return Value Parameters p. 687 Handling Rowsets with Output Parameters p. 688 Summary p. 691 Executing SqlCommand Objects p. 693 Introduction p. 693 Executing SqlCommand Objects Synchronously p. 694 Choosing the "Right" Execute Function p. 695 CommandBehavior.SequentialAccess p. 703

8 CommandBehavior.SingleResult and CommandBehavior.SingleRow p. 703 Understanding the SqlDataReader p. 704 Fetching Data from the Stream p. 705 Fetching Metadata from the SqlDataReader Stream p. 712 SqlDataReader Best Practice Designs p. 714 Populating Data Structures p. 714 Efficient Population by Design p. 715 How Does Population Work? p. 719 Populating InfoMessage Messages p. 720 Populating the Output and Return Value Parameters p. 721 Populating with the Data Table Load Method p. 722 Populating Additional Resultsets p. 724 Fetching Rows Asynchronously p. 729 Executing Commands Asynchronously p. 732 Coding the Asynchronous SqlCommand Functions p. 733 Waiting for Godot or Your Asynchronous Operation to Complete p. 738 Summary p. 747 Managing Updates p. 749 Introduction p. 749 Using Wizards to Generate Update Action Commands p. 750 What the CommandBuilder Is Supposed to Do p. 751 Handling Concurrency-Update and Insert Collisions p. 753 How the ADO.NET CommandBuilder Works p. 756 Coding the CommandBuilder p. 757 Update Alternatives: Using the TableAdapter Configuration Wizard p. 760 Updating with the TableAdapter p. 760 Managing Generated Parameters p. 765 Complex Updates with Server-Side Logic p. 768 Using Events to Execute Your Own Update Logic p. 769 Stepping Through the UpdateEvents Example p. 771 Managing Batch Mode Updates p. 779 Managing Concurrency by Design or Collision p. 782 Managing an Crisis p. 784 Summary p. 791 Managing Server Report Parameters p. 960 Resetting Parameter Values p. 965 Interesting ServerReport Parameters p. 965 Interesting ServerReport Methods and Functions p. 966 Managing Parameters p. 967 Capturing Parameters p. 969 Report Parameters p. 975

9 Advanced Reporting Techniques p. 978 Managing Click-Through Reports p. 979 Using the SubReport Report Item p. 985 What's in the RDLC? p. 988 Converting RDL to RDLC p. 989 Implementing the Matrix Report p. 991 The Data Considerations for a Report p. 991 The Initial Select Query p. 993 Grouping the Data p. 994 Building the Matrix Report p. 997 Summary p Summary and Wintry: Where We Are Now p Installing the Examples and Test Databases p Installing the Examples p Installing the Example Databases p Attaching the Example Databases p Establishing an Alias to Your Instance p Chapter-Specific Configuration Issues p Getting Started with ADO.NET p Managing CLR Executables p Summary p Reinstalling the DACW and Other Missing Functionality in Visual Studio p Monitoring SQL Server p Monitoring SQL Server with the SQL Profiler p Adding Filter Criteria p Configuring SQL Profiler p Starting the Trace p Evaluating the Trace p A Few SQL Profiler Tips p Monitoring SQL Server and ADO.NET with Performance Counters p The ADO.NET SqlClient Performance Counters p Summary p Creating and Managing Server-Side Cursors p Why Are Server-side Cursors Important? p How Does ADO.NET Implement Cursors? p How Are Server-Side Cursors Managed? p What Do Server-Side Cursors Cost? p How Can ADO.NET Create a Server-Side Cursor? p Opening, Closing, and Re-opening the Connection p Creating the Cursor p Fetching Data from the Cursor p. 1046

10 Fetching the Entire Cursor p Updating with a Server-Side Cursor p Summary p Index p Table of Contents provided by Blackwell's Book Services and R.R. Bowker. Used with permission.