6  persisting data using a relational data store

... 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

... [21] M Yoshikawa and T Amagasa XRel: a path-based [1] R Bayer and K Unterauer Prefix B-trees ACM approach to storage and retrieval of XML documents using relational databases ACM Transactions on ... XML Data Type Native support for the XML data model is introduced using a new, first-class data type called “xml” It can be used as the type of a column in a table or view, a variable and a parameter ... produced using the document generator XMLGEN provided by the authors of XMark Instead of storing the entire data as a single, large XML instance, it is more natural in a relational database to store...

Ngày tải lên: 07/03/2014, 14:20

... the solution’s overall data design If a solution has no data requirements, it has no need for data storage, let alone a logical data organization Determining the functional data requirements from ... The logical and physical implementation of a database necessitates that the data requirements be defined What types of data (at a high level) are going to be stored? " Explicit The data requirements ... to perform a function or task Each functional data requirement is directly traceable to an actor and an object within a use case Nonfunctional data requirements A nonfunctional data requirement...

Ngày tải lên: 10/12/2013, 17:15

... modification to the database sqlDataAdapter1.Update(myDataTable); // display the DataRow objects in myDataTable // in the listView1 object foreach (MyDataSet.CustomersRow myDataRow2 in myDataTable.Rows) ... method myDataTable.AddCustomersRow(myDataRow); // push the new row to the database using // the Update() method of sqlDataAdapter1 sqlDataAdapter1.Update(myDataTable); // find the row using the ... method of myDataTable myDataRow = myDataTable.FindByCustomerID("J5COM"); // modify the CompanyName and Address of myDataRow myDataRow.CompanyName = "Widgets Inc."; myDataRow.Address = "1 Any Street";...

Ngày tải lên: 24/12/2013, 01:17

... UpdateOrders(DataSet ds) { // Create the DataAdapters for order and order details tables SqlDataAdapter daOrders = new SqlDataAdapter("SELECT * FROM Orders", ConfigurationSettings.AppSettings["DataConnectString"]); ... ConfigurationSettings.AppSettings["DataConnectString"]); DataTable orderDetailTable = new DataTable(ORDERDETAILS_TABLE); da.FillSchema(orderDetailTable, SchemaType.Source); da.Fill(orderDetailTable); ds.Tables.Add(orderDetailTable); ... ORDERS_ORDERDETAILS_RELATION = "Order_OrderDetails_Relation"; // [WebMethod] public DataSet LoadOrders( ) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet...

Ngày tải lên: 24/12/2013, 05:15

... Module 3: Using a Conceptual Design for Data Requirements Activities Activity 3.1: Identifying Data- Related Use Cases and Data Requirements In this activity, students will determine data requirements, ... be able to: • Discuss use cases, data requirements, and requirements validation as they relate to conceptual design for data systems ! To prepare for the activity • Review the activity and anticipate ... Many students with database backgrounds will want to think and work in the physical data model Remind them that, at this point, the work is still in the conceptual phase THIS PAGE INTENTIONALLY...

Ngày tải lên: 17/01/2014, 09:20

... "Order_OrderDetails_Relation"; // [WebMethod] public DataSet LoadOrders( ) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet da = new SqlDataAdapter("SELECT ... OrderDetails table and add it to the DataSet da = new SqlDataAdapter("SELECT * FROM [Order Details]", ConfigurationSettings.AppSettings["DataConnectString"]); DataTable orderDetailTable = new DataTable(ORDERDETAILS_TABLE); ... ConfigurationSettings.AppSettings["DataConnectString"]); DataTable orderTable = new DataTable(ORDERS_TABLE); da.FillSchema(orderTable, SchemaType.Source); da.Fill(orderTable); ds.Tables.Add(orderTable);...

Ngày tải lên: 21/01/2014, 11:20

... UpdateOrders(DataSet ds) { // Create the DataAdapters for order and order details tables SqlDataAdapter daOrders = new SqlDataAdapter("SELECT * FROM Orders", ConfigurationSettings.AppSettings["DataConnectString"]); ... ConfigurationSettings.AppSettings["DataConnectString"]); DataTable orderDetailTable = new DataTable(ORDERDETAILS_TABLE); da.FillSchema(orderDetailTable, SchemaType.Source); da.Fill(orderDetailTable); ds.Tables.Add(orderDetailTable); ... ORDERS_ORDERDETAILS_RELATION = "Order_OrderDetails_Relation"; // [WebMethod] public DataSet LoadOrders( ) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet...

Ngày tải lên: 26/01/2014, 10:20

... recognized as a suitable alternative to the conventional multivariate mixed model to describe genetic and phenotypic variation for longitudinal data, i.e typically data with many, ’repeated’ measurements ... ’infinite-dimensional’ equivalent to covariance matrices in a traditional, ’finite’ multivariate analysis [15] As the name indicates, a covariance function (CF) describes the covariance between records taken at ... regression on maternal phenotype as well as additive genetic and environmental components of variance Alternatively, estimation may be carried out in a Baysian framework using a Monte Carlo based technique,...

Ngày tải lên: 09/08/2014, 18:21

... HMM was assessed on simulated data based on parameters obtained in a survey of clinical mastitis cases Bayesian estimates of the parameters were obtained using the Gibbs sampler Finally, limitations ... bulls, each cow was replaced by a daughter and mating was at random Breeding values for base animals were sampled from a normal distribution with null mean and additive variance of 0.15 or 0.25 Values ... replicated 10 times Simulated rather than real data were used because a negative diagnosis, even based on the absence of bacteria in cell culture, is not a guarantee of health and the opposite has...

Ngày tải lên: 14/08/2014, 13:21

... dạng: ALL, ALL, ALL, , ALL, f(*) – f(*) hàm kết hợp Toán tử Cube    0D data cube: điểm 1D data cube: cột, có kèm điểm 2D data cube: bảng biểu, miền, cột, điểm  3D data cube: khối giao khối ... khối 2D data cube Toán tử Cube • • Giá trị ALL: Mỗi giá trị ALL mô tả tập giá trị tính toán Toán tử Cube Tính toán với Data Cube Để hỗ trợ cho việc xử lý, tính toán thông tin Data Cube, quan tâm ... Cube Tính toán với Data Cube Xây dựng bảo trì Data Cube Tổng kết Giới thiệu chung Quá trình phân tích liệu bao gồm bước:  formulating truy vấn liệu từ nguồn liệu lớn  extracting (trích rút)...

Ngày tải lên: 06/04/2015, 21:36

... 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 ... stored procedure used to build 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...

Ngày tải lên: 24/12/2013, 05:15

... System.EventArgs e) { ds = new DataSet( ); // Create the DataAdapter SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM " + TABLENAME, ConfigurationSettings.AppSettings["Sql_ConnectString"]); // Load ... 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) ... 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

... data „ When data arrives, local modem asserts Receive Line Signal Detector and delivers data Dial Up Operation (1) Dial Up Operation (2) Dial Up Operation (3) Null Modem ISDN Physical Interface ... Configurations Interfacing „ Data processing devices (or data terminal equipment, DTE) not (usually) include data transmission facilities „ Need an interface called data circuit terminating equipment ... Data transmitted on character at a time ƒ to bits „ Timing only needs maintaining within each character „ Resync with each character Asynchronous (diagram) Asynchronous - Behavior „ In a steady...

Ngày tải lên: 16/02/2014, 08:20

... a database API for Cocoa that allows a Cocoa application to store its data in a database Although that is factually accurate, Core Data does a lot more for us It serves as the entire model layer ... that we can keep the distractions to a minimum while we explore Core Data 15 A DVANCED R EADERS 2.3 Advanced Readers If you are already a bit familiar with Core Data and building a Core Data application, ... the Core Data aspects of our application 2.5 Building the Data Model Core Data applications are like database-driven applications, and in that light, we will start with building the data structures...

Ngày tải lên: 06/03/2014, 10:20

... 22 ALTER TABLE Add a new column to a table Drop a column from a table Add a new table constraint Drop a table constraint Set a default for a column Drop a default for a column © Pearson Education ... Schema is named collection of related database objects Objects in a schema can be tables, views, domains, assertions, collations, translations, and character sets All have same owner © Pearson ... what conditions views are updatable Advantages and disadvantages of views How the ISO transaction model works How to use the GRANT and REVOKE statements as a level of security © Pearson Education...

Ngày tải lên: 21/10/2014, 23:14

... on at least one standby database – SYNC, LGWR, and AFFIRM attributes for at least one standby database 6-9 Copyright © 2006, Oracle All rights reserved Maximum Availability • Enables zero data ... 2006, Oracle All rights reserved Data Protection Modes • Three data protection modes: – Maximum protection – Maximum availability – Maximum performance • Help to balance data availability and system ... helps safeguard against: • Data corruption • User errors Delayed application Copyright © 2006, Oracle All rights reserved Standby database Using Enterprise Manager to Delay the Application of...

Ngày tải lên: 03/12/2015, 08:25

... d wx C 0   a tan  s , c  c  a1 3a 22  a1 2 a 23 , a1 1a 22  a1 2 a 21 s  a1 1a 23  a1 3a 21 a1 1a 22  a1 2 a 21 a1 1  a  a 3c3  d s3 a1 2  a s3  d c3 (8) a1 3  a1  qxc1  q ... images are sequence taken as shown in Appendix A, then using the function matlab program derived in [15] as shown in Fig to calibrate for two cameras 16 Fig Matlab toolbox for calibrate camera Calibration ... grasping objects that can accommodate large errors due to manual manipulation Stereo vision can be used to reduce the load on the human by facilitating automatically grasping in industrial applications...

Ngày tải lên: 13/05/2016, 16:13

... Figure Macroscopic images of the rats A: Appearance of the visceral pleura after abrasion with dry and iodinated spanch B: Placement of a x cm anti-adhesion membrane (Prevadh®) in the adhesion ... findings are also based on the result of macroscopic and histopathological examinations However, biochemical data would elucidate physiopathological changes associated with pleural adhesion and the ... software, version 15 (SPSS, Inc., Chicago, IL) Clinical data were expressed as the median ± the standard error of mean (minimum-maximum) The non-parametric Kruskal Wallis variance analysis was...

Ngày tải lên: 25/10/2012, 11:00

... intratumoral injection of "Star-99" in treatment of hepatocellular carcinoma of nude mice World J Gastroenterol 2003, 9: 701-5 Nandakumar KS, Lakshmi Rao K, Pardhasaradhi BV, Khar A Upregulation of antitumor ... Yasukawa K, Ikeya Y, Mitsuhashi H, Iwasaki M, Aburada M, Nakagawa S, Takeuchi M, Takido M Gomisin A inhibits tumor promotion by 12-O-tetradecanoylphorbol-13acetate in two-stage carcinogenesis in ... treatment groups was analyzed using a two-way statistical analysis of variance (ANOVA), followed by Dunnett t-test and post-hoc analysis when necessary Results Effect of CKBM treatment on gastric tumor...

Ngày tải lên: 03/11/2012, 09:54