creating a database application
delphi - creating a database application using delphi
... basic database application uses a dataset to access information from the database In dbExpress applications, you use a unidirectional dataset A unidirectional dataset reads data from the database ... 12 an image to an application 12 an Update Now button to an application 11 unidirectional dataset component applying edits to database 11 database applications accessing to overview database sample, ... development and maintenance of actual database applications Database applications include three main parts: the user interface, a set of data access components, and the database itself In this tutorial,...
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Creating a Database ppt
... for creating a database • Create a database using the Oracle Database Configuration Assistant • Create a database manually • Create a database using Oracle Managed Files 4-28 Copyright © Oracle ... Creating a Database Manually • • • • • • Choose a unique instance and database name Choose a database character set Set operating system variables Create the initialization parameter file Start ... Create a database manually • Create a database using Oracle Managed Files 4-2 Copyright © Oracle Corporation, 2002 All rights reserved Planning and Organizing a Database • Planning for your database...
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DATABASE DESIGN PRIMER A BEGINNERS GUIDE TO CREATING A DATABASE doc
... hoc data management tasks are performed on data that is already in the database Most of the analyses for LCTA are based on the data that are found in the installation database, thus, this task ... Microsoft Access Concepts of Creating a Database A database is a collection of information typically stored on a computer A database can be thought of as an electronic filing system One type of database, ... database, and the type discussed here, is a relational database A relational database is a collection of tables with relationships A database is designed to describe a situation A situation is a well-defined...
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access tutorial creating a database
... database Copy and paste records from another Access database Navigate a table datasheet Create and navigate a simple query Create and navigate a simple form Create, preview, navigate, and print a ... Vista Edition 28 Backing Up and Restoring a Database XP • Backing up a database is the process of making a copy of the database file to protect your database against loss or damage • The Back ... (DBMS) is a software program that lets you create databases and then manipulate data in them • In a relational database management system, data is organized as a collection of tables New Perspectives...
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delphi 7 - tutorial - creating a clx database application
... controls that work with data in a database and build a user interface You’ll display the database in a grid and add a few commands and a navigation bar Creating the grid and navigation bar To create ... added to make it work Creating a CLX database application 11 Displaying a title and an image Displaying a title and an image You can add a company title and an image to make your application look ... application Other database applications have a similar architecture The user interface includes data-aware controls such as a grid so that users can edit and post data to the database The data access...
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4 Creating a Configuration and Physical Standby Database by Using Enterprise Manager
... primary database: SQL> ALTER DATABASE FORCE LOGGING; 4-3 Copyright © 2006, Oracle All rights reserved Using Enterprise Manager to Create a Broker Configuration • Use the Add Standby Database ... Wizard to: – Create a broker configuration – Add a database to a broker configuration • Primary database must be started with an SPFILE 4-5 Copyright © 2006, Oracle All rights reserved Creating ... Creating a Configuration Click “Add Standby Database to start the wizard 4-6 Copyright © 2006, Oracle All rights reserved Using the Add Standby Database Wizard 4-8 Copyright © 2006, Oracle All rights...
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Tài liệu Creating a Logical Standby Database by Using Enterprise Manager ppt
... Logical Standby Database • Configure the database guard to control user access to tables • ALTER DATABASE GUARD command keywords: – ALL: prevents users from making changes to any data in the database ... the database – STANDBY: prevents users from making changes to any data maintained by Data Guard SQL Apply – NONE: normal security • Query GUARD_STATUS column in V $DATABASE • Database guard level ... Logical Standby Database Perform the following steps on the primary database before creating a logical standby database: Check for unsupported data types Be aware of unsupported DDL commands...
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Tài liệu Use a Single Windows Form to Update Multiple Lookup Tables Just about every database application pptx
... Select command for the modaLookupData data adapter The data table called dtData is then filled and set as the data source for dgTableData Listing 8.10 frmHowTo8_2.vb: Populating the DataGrid Control ... Update the data adapter and data table to reflect the new data, ' and reassign the data source of the data grid modaLookupData = New OleDb.OleDbDataAdapter("Select * From " & Me.lstLookupTables.Text, ... the data grid ' saves a bunch of hassles trying to track the data table directly dtFromGrid = CType(dgTableData.DataSource, DataTable) ' Commands necessary to actually post back to server modaLookupData.Update(dtFromGrid)...
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Tài liệu Creating a New Access Database pptx
... Access database " + fileName + " created.", "Create Access Database" , MessageBoxButtons.OK, MessageBoxIcon.Information); } catch (System.Exception ex) { MessageBox.Show("Could not create database ... @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + fileName + ";"; // Use ADOX to create the Access database ADOX.Catalog cat = new ADOX.Catalog( ); try { cat.Create(connectString); } finally { cat = null; } } Discussion ADO ... the objects in a database You can use ADOX from NET through COM interop to create a new Microsoft Access database Use the Create( ) method of the ADOX.Catalog object, passing a connection string...
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Tài liệu Creating a Windows Forms Application docx
... you, as I will now demonstrate In a Windows Forms application, Visual Studio 2005 actually generates a potentially large amount of code This code performs operations such as creating and displaying ... graphical applications—for example, the TextBox, Label, and Button classes o The namespace Visual Studio 2005 has used the name of the project as the name of the toplevel namespace: namespace WinFormHello ... the application /// [STAThread] static void Main() { Application. EnableVisualStyles(); Application. Run(new Form1()); } } } You can ignore most of this code However, the key statement...
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Tài liệu Creating a Simple ASP.NET Web Application Using VS .NET pptx
... example, if you wanted to access a database, you would open the database connection in the Page_Load() method The OnInit() and InitializeComponent() methods are placed within #region and #endregion ... sun.\n" + "Arise, fair sun, and kill the envious moon,\n" + "Who is already sick and pale with grief,\n" + "That thou her maid art far more fair than she"; Note If you're a Shakespeare fan, you'll recognize ... AutoEventWireUp attribute indicates whether the ASP.NET framework automatically calls the Page_Init() and Page_Load() event handler methods These methods are defined in the WebForm1.aspx.cs; you'll learn...
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Tài liệu Creating a Simple Shopping Cart Application ppt
... DataView(Cart); 25 ShoppingCart.DataSource = CartView; 26 ShoppingCart.DataBind(); 27 28 if (!this.IsPostBack) 29 { 30 // populate dataSet11 with the rows from the Products DataTable 31 sqlDataAdapter1.Fill(dataSet11, ... Open DataGridWebApplication by selecting File ➣ Open ➣ Project, double-click the Data-GridWebApplication folder, and double-click the DataGridWebApplication.sln file Open the WebForm1.aspx file ... creates a DataTable to store the shopping cart, and that this DataTable is stored in the Session object: private void Page_Load(object sender, System.EventArgs e) { 10 // Put user code to initialize...
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Tài liệu Creating a New SQL Server Database doc
... executes a DDL CREATE DATABASE statement to create a new database on a SQL Server You can programmatically drop the database by using the DROP DATABASE statement in a similar way To drop the database ... Oracle databases and other databases is similar to that shown for SQL Server although the DDL syntax for each database varies slightly because of differences in database server capabilities and ... statements generally require DBA permissions to execute Database Management Language (DML) Used to manipulate—select, insert, update, and delete—data in the database objects Database objects are...
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Tài liệu Creating a Table in the Database from a DataTable Schema docx
... command If you have a number of tables in a DataSet that you want to create in a database, you can iterate through the collection of DataRelation objects for the DataSet and use the ALTER TABLE ... "[sql_variant]"; break; } return sqlType; } Discussion The solution dynamically constructs a Data Definition Language (DDL) statement to create a table in a SQL Server database from the schema of a ... ConfigurationSettings.AppSettings["Sql_ConnectString"]); MessageBox.Show("Table " + TABLENAME + " created.", "Create DataTable from schema.", MessageBoxButtons.OK, MessageBoxIcon.Information); } private void CreateTableFromSchema(DataTable dt,...
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A Case for Flash Memory SSD in Enterprise Database Applications pot
... techniques for database system implementations 2.3 Flash SSD for Database Workload Typical transactional database workloads like TPC-C exhibit little locality and sequentiality in data accesses, a high ... writes and random reads are prevalent The key contributions of this work are summarized as follows • Based on a detailed analysis of data accesses that are 1076 traced from a commercial database ... a database system cannot be achieved by addressing the bottlenecks only in spaces for tables and indexes but also in spaces for log, temporary and rollback data Recent studies on database availability...
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head first iphone development a learners guide to creating objective c applications for the iphone 3 phần 2 ppsx
... be written as a View-based Application, a Window-based Application, Navigation-based Application, or a Tab Bar Application Start with the view layout Now that we have the autogenerated code, ... different classes to keep the code manageable But technically speaking, you can realize as many as you want The picker needs a delegate and a datasource to work In a picker, each dial is a component ... you a stopwatch that starts and stops by touching the screen Immersive Application Utility Application Productivity Application Recipe Manager: A meal listing that allows you to drill down and...
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head first iphone development a learners guide to creating objective c applications for the iphone 3 phần 3 potx
... what they are A: Selectors are unique names for methods when Objective-C translates a message into an actual method call It’s basically the method name and the names of the arguments separated ... back to because an array will send a release to all of its items when the array is destroyed [newArray release]; “sixth” starts out with an autoreleased retain count of from the initial creation ... we have to send it a release for each string Final Count “fifth” will have a retain count of 1: First it gets a retain count of from the alloc NSMutableArray *newArray = [[NSMutableArray alloc]...
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head first iphone development a learners guide to creating objective c applications for the iphone 3 phần 4 doc
... templates available for an app Which you think we should use for DrinkMixer? Window-based Application View-based Application Utility Application Tab Bar Application OpenGL ES Application Navigation-based ... types can save and load from plists automatically All of the built-in types we’ve been using, like NSArray and NSString, can be loaded or saved from plists automatically We can take advantage of ... can make version migration a challenge iPhone supports saving and loading to a database using SQLite This used to be the preferred way to go if you have a lot of data or need to search and access...
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head first iphone development a learners guide to creating objective c applications for the iphone 3 phần 5 docx
... We’d have to be able to save that new information and update the table to show the new drink I s there an easy way to fix the code? A hard way? There are lots of hard ways and probably a few ... indicator denotes that there is an additional level of information available about an item when you click it (like drink details); it selects that row and shows the additional data The button can ... into a separate file? 198 Chapter A: Having magic string values in your code is generally a bad idea—no matter what programming language or platform you’re using By pulling them up into constants...
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head first iphone development a learners guide to creating objective c applications for the iphone 3 phần 6 ppsx
... visible, you can call beginUpdates and endUpdates to tell it you’re about to make a number of changes and it will animate those changes for you and let you avoid a reloadData call There are also versions ... data before the tableview is shown, and let’s try adding a new drink again Red-Headed School Girl Add this to your app Canadian whiskey Cream soda Add the whiskey, then the cream shot glass and ... viewWillDisappear proximity sensor Apple’s documentation is usually pretty clear about what notifications are available and what they mean The keyboard notifications are described in the UIWindow class...
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