13—last sales price for a customer

... language for managing data in Relational Database Management Systems (RDBMS) RDBMS RDBMS is a Database Management System that is based on the relation model Relational here is a key word for RDBMS ... find that data is stored in the form of Tables and the relationship among the data is also stored in the form of tables for RDBMS Table Table is a key component within a database One table or a group ... items with/without sales Database query for Excel Creating a new data source New data source added within Excel New data source added from the control panel Query wizard for database query in Excel...

Ngày tải lên: 05/05/2014, 15:01

... of paradigms I also assunu, that for e~er) ruh, ctlanging an a to a b an aheri,aiion hetween a and b appears in the data: t h u s ++e know hy listing the alternations in ttw data just what the ... because it is likely that 6", and C a have limiting values, as the number of forms in the surface data increases That is, presumably the language only has a fixed number of alternations, and each ... situation in natural langnage phonology This problem m a y be traced back to the a s s u m p t i o n made above t h a t a phonological system consists of an ordered set of rules The Japanese example...

Ngày tải lên: 24/03/2014, 01:21

... kê danh sách mặt hàng có đơn giá cao thấp CREATE PROCEDURE spMatHangCaoNhatThapNhat AS Begin Declare @Dgmax float, @Dgmin float SELECT @Dgmax = Max(DonGia), @Dgmin = Min(DonGia) FROM MatHang ... NhanVien Where MaNV = @MaNV) Begin Print 'Sai Ma nhan vien ' Return End If @NgayHD > GetDate() Begin Print 'Ngay lap hoa don lon hon hien hanh ' Return End Insert HoaDon (SoHD, MaNV, NgayHD) Values(@SoHD, ... bị thay đổi lệnh Transaction 20 SQL Server 1- Các phát biểu đóng gói Transaction a) Bắt đầu Transaction: BEGIN TRAN[SACTION] [transaction_name] • Nên đặt tên giao tác giao tác có lồng giao tác...

Ngày tải lên: 03/12/2015, 15:38

... established with the NET data provider for SQL Server before debugging a mixed-language application After that, you can open stored procedures and set breakpoints in the same way as for other applications ... rather than created, SQL debugging is not reestablished Changes to locals or parameter variables that are cached by the SQL interpreter are not automatically modified and there is no way to force ... the cache to refresh SQL Server caches variables when the execution plan determines that they will not be dynamically loaded for each statement execution or reference For more information about...

Ngày tải lên: 07/11/2013, 13:15

... cmd.CreateParameter("CustomerID", ADODB.DataTypeEnum.adChar, ADODB.ParameterDirectionEnum.adParamInput, 5) cmd.Parameters.Append(prm) prm.Value = "CHOPS" OpenNorthwindADOConnection(cnn) cmd.ActiveConnection ... txtResults.Text = rstCurr.GetString Catch excp As Exception MessageBox.Show(excp.Message) End Try End Sub The last thing that this routine does is open a recordset based on the Command object This is to the ... Execute method To see the routine in A. 8 executed, click on the button with the caption Stored Procedure with Parameter, located on the frmMain form for this Appendix project ...

Ngày tải lên: 14/12/2013, 20:16

... schema and data for the table da.FillSchema(ds, SchemaType.Source, TABLENAME); da.Fill(ds, TABLENAME); // Columns in XML representation of data as attributes foreach(DataColumn col in ds.Tables[TABLENAME].Columns) ... System.EventArgs e) { ds = new DataSet( ); // Create the DataAdapter SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM " + TABLENAME, ConfigurationSettings.AppSettings["Sql_ConnectString"]); // Load ... StringWriter(sb); ds.GetChanges( DataRowState.Added | DataRowState.Modified).WriteXml(sw, XmlWriteMode.WriteSchema); cmd.Parameters.Add("@data", SqlDbType.NText); cmd.Parameters["@data"].Value = sb.ToString(...

Ngày tải lên: 21/01/2014, 11:20

... setup ta query data dùng four-part name : linked_server_name.catalog.schema.object_name Trong catalog thường tương đương với database name, Schema tương đương với database owner object_name tương ... @ProductName varchar(50), @CustomerName varchar(50), @Result smallint=1 Output AS DECLARE @CustomerID smallint BEGIN TRANSACTION If not Exists(SELECT CustomerID FROM Customers WHERE [Name]=@CustomerName) ... ta select data OPENROWSET hay OPENDATASOURCE functions Ví dụ: ta select data từ Access database dùng OPENROWSET Select * OPENROWSET('Microsoft.jet.oledb.4.0','C:\PracticeDB.mdb'; Customers) 'admin';...

Ngày tải lên: 25/08/2012, 09:00

... create a test case storage database using the create database statement Many optional parameters are available for the create database statement, but in a lightweight test automation scenario, accepting ... you can declare Using FAST_FORWARD is most appropriate for reading test case data Other cursor types include FORWARD_ONLY, READ_ONLY, and OPTIMISTIC The FAST_FORWARD type is actually an alias for ... 'C:\somewhere\newData.dat' with (formatfile = 'C:\somewhere\newData.fmt') A significant alternative to using BCP for importing data into a database is using the DTS (Data Transformation Services)...

Ngày tải lên: 05/10/2013, 14:20

... linked_server_name.catalog.schema.object_name Trong catalog thường tương đương với database name, Schema tương đương với database owner object_name tương đương với table hay view Ví dụ: Giả sử ta setup ... @ProductName varchar(50), @CustomerName varchar(50), @Result smallint=1 Output AS DECLARE @CustomerID smallint BEGIN TRANSACTION If not Exists(SELECT CustomerID FROM Customers WHERE [Name]=@CustomerName) ... đằng sau parameter Ta cho giá trị default lúc với khai báo data type parameter Kể từ sau chữ AS phần body stored procedure Trong ví dụ trước hết ta khai báo biến @CustomerID sau bắt đầu transaction...

Ngày tải lên: 06/10/2013, 17:20

... mySqlCommand.Parameters.Add( "@MyProductName", SqlDbType.NVarChar, 40).Value = "Widget"; mySqlCommand.Parameters.Add( "@MySupplierID", SqlDbType.Int).Value = 1; mySqlCommand.Parameters.Add( "@MyCategoryID", ... Values of any Output Parameters Your last step is to read the values of any output parameters AddProduct() used one output parameter named @MyProductID You read this returned value from the Value ... mySqlCommand.Parameters["@MyProductID"].Direction = ParameterDirection.Output; The other parameters required to call AddProduct() are: mySqlCommand.Parameters.Add( "@MyProductName", SqlDbType.NVarChar,...

Ngày tải lên: 07/11/2013, 10:15

... your DataReader object Close your DataReader object You must this before you can read any output parameters Read the values of any output parameters In the following example, you'll see a stored ... Console.WriteLine("mySqlDataReader[\" ProductName\"] = " + mySqlDataReader["ProductName"]); Console.WriteLine("mySqlDataReader[\" UnitPrice\"] = " + mySqlDataReader["UnitPrice"]); } // step 5: close the DataReader ... Command object using the ExecuteReader() // method SqlDataReader mySqlDataReader = mySqlCommand.ExecuteReader(); // step 4: read the rows using the DataReader object while (mySqlDataReader.Read())...

Ngày tải lên: 07/11/2013, 10:15

... build the data adapter and fill the data table Dim odaResults As New OleDb.OleDbDataAdapter(Me.lblSQLString.Text, BuildCnnStr("(local)", "Northwind")) Dim dtResults As New DataTable() Try odaResults.Fill(dtResults) ... System.Object, ByVal e As System.EventArgs) Handles MyBase.Load GenerateData() End Sub In the class module for the form, add the code in Listing 6.7 to create the GenerateData routine After creating the ... a single character For instance, if you type _ake, then you would get four-letters words, such as lake, bake, and sake [] (Square brackets) This is a range or group of characters to compare against...

Ngày tải lên: 14/12/2013, 20:16

... a DataReader are not available until the DataReader is closed by calling the Close( ) method or until Dispose( ) is called on the DataReader You not have to read any of records in the DataReader ... both an input and output parameter, allowing the caller InputOutput to pass a data value to the stored procedure and the stored procedure to pass a data value back to the caller Output The parameter ... Command object Table 2-13 ParameterDirection enumeration Value Input Description The parameter is an input parameter allowing the caller to pass a data value to the stored procedure The parameter...

Ngày tải lên: 24/12/2013, 05:15

... database system khác Một setup ta query data dùng four-part name : linked_server_name.catalog.schema.object_name Trong catalog thường tương đương với database name, Schema tương đương với database ... @ProductName varchar(50), @CustomerName varchar(50), @Result smallint=1 Output AS DECLARE @CustomerID smallint BEGIN TRANSACTION If not Exists(SELECT CustomerID FROM Customers WHERE [Name]=@CustomerName) ... đằng sau parameter Ta cho giá trị default lúc với khai báo data type parameter Kể từ sau chữ AS phần body stored procedure Trong ví dụ trước hết ta khai báo biến @CustomerID sau bắt đầu transaction...

Ngày tải lên: 19/01/2014, 21:20

... the “father” of relational databases and thus Structured Query Language (SQL) as well SQL is both an American National Standards Institute (ANSI) and International Organization for Standardization ... European Computer Manufactures Association (ECMA) that defines a framework for developing applications in a language agnostic manner The CLI standard’s official name is ECMA-335, and the latest draft ... from Database Set-Based Operations Forward-Only, Read-Only Row Navigation Example Performance and Other Comparisons Methodology of Comparison A Final Word on Performance Maintainability Portability...

Ngày tải lên: 05/03/2014, 20:20

... Universal Database for OS/390 and DB2 Universal Database The DB2 Universal Database family is the IBM proposal in the marketplace of relational database systems and guarantees a high degree of application ... CHAR(20) Sales representative city SALESREP_MANAGER SRMGR CHAR(10) Sales representative manager, that is also a sales representative Table 2-5 SALESCUS table Field name Alias Type Description SALESREP_NUMBER ... called data description specifications (DDS) If you are familiar with other relational database platforms, you are aware that the most common way to define the structure of a relational database...

Ngày tải lên: 17/03/2014, 00:20

... stored under a name and processed as a unit SQL Server supplies stored procedures for managing SQL Server and displaying information about databases and users” Lý sử dụng : Khi duyệt hay xử lý Dữ ... cursor dùng làm Tham số output), ví dụ : @masv char OUTPUT : parameter khai báo Output, parameter “return parameter” Dùng Output Parameter để trả thông tin gọi SP MICROSOFT STUDENT PARTNER 2009 24 ... bày thông tin Table, liệt kê thông Tin SP, liệt kê danh sách đối tượng Trigger, …)  SP dùng để Thêm, X a, Cập Nhật Thông Tin (thay đổi Chủ Nhân Database, thay đổi Default Database, đổi Mật Khẩu,...

Ngày tải lên: 29/03/2014, 12:20

... the ACLIA1 development data for tuning a parameter for our baseline as shown in Section 4.2 (whereas our proposed method is parameter-free), and the ACLIA1 and ACLIA2 test data for evaluating ... Imamura, Genichiro Kikui, and Manabu Okumura 2010 A Web Page Summarization for Mobile Phones Transactions of the Japanese Society for Artificial Intelligence, 25:133–143 Jagadeesh Jagarlamudi, Prasad ... the 18th ACM conference on Information and knowledge management, CIKM ’09, pages 1589–1592 Association for Computing Machinery Ramakrishna Varadarajan and Vagelis Hristidis 2006 A system for query-specific...

Ngày tải lên: 30/03/2014, 21:20

... menu bar SQL Server attaches the database The database is now ready for use Purpose and Design of the Sample Database The Asset database is designed to track and manage assets within an organization ... systems Dejan has worked as a database architect, database and application developer, database administrator, team leader, project manager, writer, and technical trainer He is the author of SQL ... target data locations as well as the transformation to be performed on the data The result of the DTS Wizard is also a package that could be further managed using tools within the Data Transformation...

Ngày tải lên: 10/04/2014, 09:42

... [6] analyzed other cardiovascular modalities and found ECG data most discriminating for human identification This paper illustrates a methodology and minimum heartbeat performance metric using data ... Long-Term Viability Characteristics of an individual’s ECG can change for a variety of medical reasons, including cardiovascular disease and changes in medication Research has examined these ... Azuaje, and P E McSharry, Advanced Methods and Tools for ECG Data Analysis, Artech House, Norwood, Mass, USA, 2006 [16] H C Bazett, “An analysis of time relations of electrocardiograms,” Heart,...

Ngày tải lên: 21/06/2014, 22:20