Querying Databases

... Chapter 9 Querying Databases After completing this chapter, you will be able to:  Issue data-modifying queries ... statement text and the ADO.NET connection as arguments. Dwonloaded from: iDATA.ws Chapter 9 Querying Databases 137 C# SqlConnection linkToDB = new SqlConnection(connectionString); linkToDB.Open(); ... SqlCommand(sqlText, linkToDB) dataAction.ExecuteNonQuery() Dwonloaded...

Ngày tải lên: 03/10/2013, 00:20

... dimension in databases (DB). However, the standard SQL3 does not yet allow easy definition, manipulation and querying of temporal DBs. In this paper, we study how we can simplify querying and ... a real application. K EYWORDS Temporal Databases, Querying and manipulating temporal facts, SQL3 extension. 1. I NTRODUCTION Works on temporal databases (temporal DB) [1, 2, 3] aim...

Ngày tải lên: 16/03/2014, 16:20

... 245 Chapter 15 Querying Data in the Framework After completing this chapter, you will be able to:  Describe the ... Framework (EF) is a markedly different way of interacting with data traditionally found in relational databases and similar external data stores. With its focus on coercing everything into .NET objects, ... familiarity to the data management process. But for those who are...

Ngày tải lên: 03/10/2013, 00:20

... protocols that are used by SQL databases. To work with other databases, you need to install the database server and the JDBC driver. Connecting to Databases You use the Databases node in the Runtime ... Using NetBeans TM 5.0 IDE Chapter 7 Connecting to Databases 65 Other databases You are not limited to working with the Pointbase or Derby databases. For the IDE to communicate with...

Ngày tải lên: 03/10/2013, 03:20

... blossomed, as have computing and storage capabilities. This has given rise to a proliferation of databases. SQL databases have morphed from beasts with complicated interacting processes and dedicated ... ■ DATABASES2 64 1. The DBAs should ensure that the company’s data is available and protect it from loss. Often the first is for gotten, but if nobody is doing useful wor k with the produc...

Ngày tải lên: 05/10/2013, 09:20

... Volatile Databases We use volatile databases all the time, even if we don’t think about them as real data- bases. These databases are usually just part of the programs we run. In-Memory Databases ... aren’t going to expand on the idea, but it’s worth keeping in mind. DBM Databases DBM databases are very similar to flat-file databases, but if all you need is to store the key/value...

Ngày tải lên: 17/10/2013, 19:15

... Introduction to Querying XML Using XPath 2 Lesson: Creating and Navigating a Document Cache 9 Lesson: Executing Your Query 17 Review 33 Lab 5.1: Querying XML Documents Using XPath 35 Module 5: Querying ... Introduction Objectives 2 Module 5: Querying XML Lesson: Introduction to Querying XML Using XPath  Why Query XML Using XPath?  What Is the Query Process?  Demonstration: Query...

Ngày tải lên: 18/10/2013, 17:15

... Up SQL Server Databases 322 Performing a Database Backup 323 Backing Up System Databases 335 Restoring SQL Server Databases 344 Restoring a Database Backup 344 Restoring System Databases 348 ... Chapter 4 Designing and Creating SQL Server Databases 127 Introduction 128 SQL Server 2000 Architecture 128 Relational Databases 129 SQL Server System Databases 131 Master 132 TempDB 132...

Ngày tải lên: 18/10/2013, 18:15

... • Text file databases This chapter describes how to establish connections from Excel to other external Excel databases as w ell as Access databases , SQL Server databases, and OLAP databases hosted ... Paradox, and text file databases are included with Excel. For ODBC drivers for other database types, contact that database’s manufacturer. CHAPTER 5 ■ CONNECT TO OTHER DATABASES1 20...

Ngày tải lên: 21/10/2013, 22:20

... needed to write web interfaces to their databases, or add databases to drive their web interfaces. Which- ever way you lookat it, they needed to connect to the databases in order to use them. CGI ... relational databases. We’ll also talkabout related coding techniques that will help you to improve the performance of your service. From now on, we assume that you use the DBI module to tal...

Ngày tải lên: 24/10/2013, 08:15