using activex data objects

... prm = cmd.CreateParameter("CustomerID", ADODB.DataTypeEnum.adChar, ADODB.ParameterDirectionEnum.adParamInput, 5) cmd.Parameters.Append(prm) prm.Value ... needed In this case, the GetString method is used to assign it to the results text box If you are using a bulk query, shown in the next section, you would use the Execute method To see the routine...

Ngày tải lên: 14/12/2013, 20:16

... Jet/Access Client Application Remote Data Objects ActiveX Data Objects ODBC Driver OLE DB Data Provider ODBC Driver Manager OLE DB Document Server Email Server Relational Database Hình 11.1: Mô hình lập ... Visual Basic ADO (ActiveX Data Objects) công nghệ truy cập sở liệu hướng đối tượng tương tự DAO Hiện nay, ADO Microsoft ... Visual Basic rs.Open Set grdHH.DataSource = rs End Sub Kết thực thi chương trình sau: * Hình 11.4: Sử dụng Datagrid để hiển thị liêu từ Recordset *: Microsoft DataGrid Control 6.0 (OLEDB): Name:...

Ngày tải lên: 30/09/2013, 07:20

Ngày tải lên: 26/01/2014, 11:20

... both beginners and advanced developers 3.1.1 Referencing ActiveX Data Objects To write an application in Visual Basic using ActiveX Data Objects, you must first tell Visual Basic about them by ... Microsoft's web site 3.1.2 Creating ActiveX Data Objects In Visual Basic, you can create new ADO objects by simply referencing the ADODB classes of the Microsoft ActiveX Data Objects Library The following ... pass actual recordsets, or rows of data, the potential savings in bandwidth can be considerable 3.4.1 Referencing ActiveX Data Objects In order to use ActiveX Data Objects from within your server-side...

Ngày tải lên: 25/03/2014, 10:39

... đối tượng DataBase trước dùng ta phải khai báo biến đối tượng có kiểu DataBase để chưa giá trị trả phương thức Dim DB As Database 7/19 Kết nối sở liệu sử dụng công nghệ ADO (ActiveX Data Objects) ... công nghệ ADO (ActiveX Data Objects) - Chọn DSN cho sở liệu SQL Server thuộc tính Remote Data. DataSourceName (DSN tạo trước đây, xuất danh sách thả xuống) - Đặt thuộc tính DBGrid.DataSource = MSRDC1 ... Ví dụ: Public dao As Database Private Sub Form_Load() Set dao = OpenDatabase(App.Path & "\qlbh97.mdb") End sub 11/19 Kết nối sở liệu sử dụng công nghệ ADO (ActiveX Data Objects) -Public...

Ngày tải lên: 31/12/2015, 14:51

... is found to increase during the short period of 1996 – 2000 using ground data and Nimbus-7 Total Ozone Mapping Spectrometer (TOMS) data Demirhan etal [11] discuss the variation in total ozone ... permission levels The present work deal with analysis of TOC data measured by TOMS for the period (1997 – 2008) over Baghdad, Iraq Data, methodology and Iraq climate state Total Ozone Mapping ... work TOC data for the period January 1997 to December 2008 were collected from TOMS instrument on broad Earth Probe (EP) missions for Baghdad city (lat 33.35o N, long 44.45o E) TOMS data are...

Ngày tải lên: 05/09/2013, 15:28

Ngày tải lên: 08/10/2013, 20:20

... ActiveX Data Object bao gồm phận : Connection object, Command object, Recordset object Hình ảnh đây, cho thấy quan hệ giửa objects với cách làm việc ActiveX Data object Connection ... kho nhu liệu đưa cho Dưới hình ảnh minh họa mối quan hệ command object ActiveX Data Object Recordset object : phận ActiveX Data Object, có nhiệm vụ giao trả hồ sơ tư liệu Kho nhu liệu command object ... liệu theo yêu cầu Dưới hình ảnh cho thấy mối liên hệ Recordset object ActiveX Data Object Ngoài phận mà vừa nói qua, ActiveX Data Object có phận phụ khác hổ trợ cho : Errors Collection, Parameters...

Ngày tải lên: 20/12/2013, 21:15

... Stewart Module 12: Integrating Collaboration Data Objects Within an Outlook 2000 Solution iii Instructor Notes Module 12: Integrating Collaboration Data Objects Within an Outlook 2000 Solution Presentation: ... Collaboration Data Objects Within an Outlook 2000 Solution Summary of CDO Object Functions Slide Objective To list the most frequently used CDO objects and collections Frequently Used CDO Objects and ... Integrating Collaboration Data Objects Within an Outlook 2000 Solution 19 Creating Session Objects with Dynamic Profiles Slide Objective To show the dynamic creation of a profile Using VBScript to Create...

Ngày tải lên: 21/12/2013, 06:15

... Name of the form as MyDataForm.cs, and click Open (see Figure 6.18) You'll then see the welcome page for the Data Form Wizard Figure 6.18: Adding a data form using the Data Form Wizard Click ... enter the DataSet object you want to use in your form You can pick an existing DataSet, or you can create a new one Because this is a new project, you'll be creating a new DataSet Enter myDataSet ... your DataSet, as shown in Figure 6.19 Figure 6.19: Entering the name of the new DataSet Click the Next button to go to the next step You must now choose a data connection to access the database...

Ngày tải lên: 24/12/2013, 01:17

... the OLE DB classes contained in the System .Data. OleDb namespace-even though a SQL Server database is used These objects work with any OLE DB-compliant database The code would be more efficient ... table Data Binding Each text-box control in the upper part of your form is bound to a column in the Customers table using a process known as data binding When a control is bound to a column in a DataSet ... control through the Text property in the DataBindings group The Text property in the DataBindings group sets the text displayed in a control To examine or set the data binding for a control, you select...

Ngày tải lên: 24/12/2013, 01:17

... Project -> References -> Chọn đánh dấu vào mục Microsoft ActiveX Data Objects 2.6 Library Lưu ý: không chọn nhầm mục Microsoft ActiveX Data Objects 2.5 (hoặc 2.1…) Bài BÀI GIẢNG THỰC HÀNH MÔN NHẬP ... "Khong doc duoc thong tin nguoi dung co so du lieu" Rs.Close Cn.Close Exit Sub End If Rs.MoveFirst Data Source = QuanlyNguoiDung.mdb” Bài BÀI GIẢNG THỰC HÀNH MÔN NHẬP MÔN CÔNG NGHỆ PHẦN MỀM bHople...

Ngày tải lên: 29/12/2013, 10:46

... connectionStringTextBox.Text = conn.ConnectionString; } Discussion COM interop can open a Data Link Properties dialog box allowing a user to select an OLE DB provider and set its properties...

Ngày tải lên: 26/01/2014, 10:20

... Learning PHP Data Objects A Beginner's Guide to PHP Data Objects, Database Connection Abstraction Library for PHP Dennis Popel BIRMINGHAM - MUMBAI Learning PHP Data Objects Copyright © ... master the PHP Data Objects extension [ 17 ] Using PHP Data Objects: First Steps In the previous chapter, we had a brief overview of what PDO is, how to connect to your favourite database using PDO, ... Understanding of PDO Summary Chapter 2: Using PHP Data Objects: First Steps Connection Strings Creating the Sample Database The Data Model Creating the MySQL Database Designing Our Code PDO Statements...

Ngày tải lên: 15/02/2014, 16:20

... use of any existing labeled data We hope that pretraining the grammars on these data might place them in a better position to learn from the new, sparsely labeled data In the pretraining stage ... the ATIS corpus, a grammar trained on data with constituent bracketing information produces much better parses than one trained on completely unmarked raw data (Pereira and Schabes, 1992) Part ... training it with data from an existing corpus Section discusses the induction strategies in more detail A third factor that affects the learning process is the complexity of the data In their study...

Ngày tải lên: 20/02/2014, 19:20

... statements Using parallel queries to load or for SELECT statements Copyright © Oracle Corporation, 2002 All rights reserved Data Access Methods To enhance performance, you can use the following data ... (PARTITION P1 VALUES LESS THAN (4) TABLESPACE data0 , PARTITION P2 VALUES LESS THAN (8) TABLESPACE data1 , … PARTITION P13 VALUES LESS THAN (53)TABLESPACE data1 2 ); The partition key is week_no VALUES ... storage structures • Examine different data access methods • Implement different partitioning methods 14-2 Copyright © Oracle Corporation, 2002 All rights reserved Data Storage Structures Heap table...

Ngày tải lên: 06/03/2014, 17:20

...  The PHP Data Objects (PDO) extension defines a lightweight, consistent interface for accessing databases in PHP Each database driver that implements the PDO interface can expose database-specific ... functions you must use a database-specific PDO driver to access a database server PDO provides a data- access abstraction layer, which means that, regardless of which database you're using, you use the ... MySQL databases The PDO_MYSQL Data Source Name (DSN) is composed of the following elements: host Port The port number where the database server is listening dbname  The hostname on which the database...

Ngày tải lên: 07/03/2014, 10:20

... Using Classes and Objects • We can create more interesting programs using predefined classes and related objects • Chapter focuses on:        ... will not suffice • For example, some objects serve as containers of other objects • Primitive values could not be stored in such containers, but wrapper objects could be © 2004 Pearson Addison-Wesley ... Creating Objects The String Class Packages Formatting Output Enumerated Types Wrapper Classes Components and Containers Images © 2004 Pearson Addison-Wesley All rights reserved 3-3 Creating Objects...

Ngày tải lên: 15/03/2014, 11:20

... hr= m pConnection->Open( bstr t(L"Provider=sqloledb ;Data m_pConnection->Open(_bstr_t(L Provider=sqloledb ;Data Source=ServerName;InitialCatalog=DatabaseName;"), _bstr_t(L"UserName"), _bstr_t(L"Password"), ... Hồ Chí Minh Khoa Toán – Tin Học LẬP TRÌNH WINDOWS Lập trình sở liệu với thư viện ADO (ADO – ACTIVEX DATA OBJECT) • Tổng quan lập trình CSDL • Thư viện ADO • Lập trình CSDL với ADO LẬP TR L RÌNH ... WINDOWS S Kết nối Data Source MS Access Connection C ti Ứng dụng MS SQL Server Q File *.mdb ? VD: QLHS.mdb, QLNS.mdb QLNS mdb Connection Ứng dụng TRẦN NGỌC BẢO - Server ? S DatabaseName ? User...

Ngày tải lên: 15/03/2014, 21:20

... period 1977-2009 Data available: For this study, rainfall data has been selected from five flooding events occurred in the years 1999, 2004, 2005, 2007 and 2009 The rainfall data were collected ... requires evaporation data as input for the model The daily evaporation data at Khe Sanh station were used as inputs for the model For the model calibration and verification, discharge data is required ... study used hourly data from Gia Vong station at the outlet of the basin In some periods when hourly data are not available, interpolation technique was applied to generate hourly data Initial conditions:...

Ngày tải lên: 22/03/2014, 12:20