... iDATA.wsChapter 20 Using LINQ to SQL After completing this chapter, you will be able to: Build LINQ queries that use the LINQ toSQL providerUnderstand how LINQ toSQL prepares queries ... LINQ toSQL product based on customer feedback.Note The exercises in this chapter all use the same sample project, a tool that makes queries using LINQ to SQL. Although you will be able to run ... LINQ to SQL provider. This “Update on LINQ toSQL and LINQ to Entities Roadmap” blog entry posted by the ADO.NET team (http://blogs.msdn.com/b/adonet/archive/2008/10/29/update-on-linq -to- sql- and-linq -to- entities-roadmap.aspx)...
... create a SqlConnection object to connect to the // database, passing the connection string to the constructor SqlConnection mySqlConnection = Using a SqlConnection Object to Connect to a SQL ... MySqlConnection.cs illustrates how to use a SqlConnection object to connect to a SQL Server database */ using System; using System.Data; using System.Data.SqlClient; class MySqlConnection { public ... using System; using System.Data; using System.Data.SqlClient; class ConnectionPooling { public static void Main() { // create a SqlConnection object to connect to the database,...
... // to Open Console.WriteLine("Calling mySqlConnection.Open()"); mySqlConnection.Open(); // close mySqlConnection, causing the State to change from Open // to Closed ... StateChange event of the mySqlConnection object: // open mySqlConnection mySqlConnection.Open(); // create a SqlCommand object SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); ... the SQL Server PRINT or RAISERROR statements, which are described in Chapter 4, "Introduction to Transact- SQL Programming." The following InfoMessageHandler() method is used to handle...
... LegendUse, duplication or disclosure by the Government is subject to restrictions forcommercial computer software and shall be deemed to be Restricted Rights softĆware under Federal law, and as ... 1987).The information in this document is subject to change without notice. If you findany problems in the documentation, please report them in writing to WorldwideEducation Services, Oracle Corporation, ... RedĆwood Shores, CA 94065. Oracle Corporation does not warrant that this documentis error free. SQL* Plus, PL /SQL, Procedure Builder, Developer/2000, Oracle7 Server, OracleServer, Discoverer/2000, and...
... using such nouns as the following: people, men, women, children, cats, dogs, mice, school, jail, chickens, fish, banks, hospitals, etc.Fold the pieces of paper and put them into a hat. Go to ... into a hat. Go to each group, and ask one member to take two pieces. These are the nouns that must be compared. To help students form their topic sentences, write the following on the board:"______ ... to simply fill in the blanks with the two nouns they randomly selected. Depending on the size of the class, I usually ask students to do this activity in pairs or small groups, in order to...
... students expect to learn vocabulary, teach it! If appropriate, call parent-teacher conferences to communicate expectations. If parents expect you to be strict, set good rules and adhere to them. (1) ... expects.2. Verbalize Make a point to verbalize your expectations, and allow an opportunity for others to do the same. Dedicate one or two class periods to discuss expectations. Be sure students ... Using Expectations to Improve Learning Gena Bennett Often, teachers do not realize the importance of expectations...
... etc). 2. After listening to the entire excerpt, competitors correctly identify the title of the story from a provided list. The recorded stories are all classical bedtime stories for young children ... translated into most of the major languages worldwide. Students should be familiar with those stories. This game focuses on gist-listening skills. Students only need to catch the keyterms to figure ... Competitors revealed that they felt less afraid of using their English during game play. I also observed that they were more willing to ask questions and think creatively about how to use English...
... murderer was still atlarge, I was 26 Having stolen the silver, he looked 27 Soaked to the skin, we reached 28 Sitting/Seated in the front row, and using . . . I saw 29 . . . sitting by the fire, ... his cage door open and seeing no sign of his keeper, left 34 The government, trying to tax people according to the size of their houses, once put a tax 35 Having heard that the caves were dangerous, ... tired of my complaints, she turned it off 4 Finding/having found no one at home, he left 5 Hoping to find the will, she searched 6 Having removed all traces of his crime, he left 7 Realizing that...
... aren’t able to first reduce the num-ber of ADO.NET-managed rows, you might wish to consider alternatives to LINQ to DataSet. LINQ to Entities, discussed in Chapter 19, Using LINQ to Entities,” ... uses a SqlConnectionStringBuilder to create a valid con-nection string to the sample database. It currently includes the following statements: sqlPortion.DataSource = @"(local)\SQLExpress"; ... string to the sample database. It currently includes the following statements: sqlPortion.DataSource = "(local)\SQLExpress" sqlPortion.InitialCatalog = "StepSample" sqlPortion.IntegratedSecurity...
... ord.OrderCustomer.FullName, ord.TotalThis works because although LINQ to Entities cannot easily migrate your custom and possibly complex AdjustTotal function to a SQL equivalent, it does know how to ... AdjustTotal(ord.Total) > 500M select new { ord.ID, ord.OrderCustomer.FullName, ord.Total };Visual BasicPrivate Function AdjustTotal(ByVal origValue As Decimal?) As Decimal? ' Add tax to ... context.OrderEntries Where AdjustTotal(ord.Total) > 500@ Select ord.ID, ord.OrderCustomer.FullName, ord.TotalDwonloaded from: iDATA.ws Chapter 19 Using LINQ to Entities 317Here is a query...