modifying a data table in a dataset

... ConfigurationSettings.AppSettings["Sql_ConnectString"]); DataTable orderTable = new DataTable(ORDERS _TABLE) ; da.Fill(orderTable); ds.Tables.Add(orderTable); // Fill the OrderDetails table and add it to the DataSet da = new SqlDataAdapter("SELECT ... [Order Details]", ConfigurationSettings.AppSettings["Sql_ConnectString"]); DataTable orderDetailTable = new DataTable(ORDERDETAILS _TABLE) ; da.Fill(orderDetailTable); ds.Tables.Add(orderDetailTable); ... = new DataSet( "Orders_OrderDetails"); SqlDataAdapter da; // Fill the Order table and add it to the DataSet da = new SqlDataAdapter("SELECT * FROM Orders", ConfigurationSettings.AppSettings["Sql_ConnectString"]);...

Ngày tải lên: 26/01/2014, 10:20

... cell again later For other cells in the Values area, unless the PivotTable settings are changed programmatically, you can’t make any changes to the PivotTable values Even if you programmatically ... pivot table, instead of creating records in the source data When you try to type in a cell in the Values area, you see the error message “Cannot change this part of a PivotTable report.” In the ... creating calculations in the source data, instead of using calculated Tip items in the pivot table You can filter the City field, to hide the rows that have a zero in the Grand Total column, as...

Ngày tải lên: 09/10/2013, 12:20

... parent and child data adapters SqlDataAdapter daParent = new SqlDataAdapter("SELECT * FROM Orders", ConfigurationSettings.AppSettings["Sql_ConnectString"]); SqlDataAdapter daChild = new SqlDataAdapter( ... private DataSet ds; // private void HierarchicalDataSetForm_Load(object sender, System.EventArgs e) { ds = new DataSet( ); // Get the schema for the Orders table DataTable parentTable = new DataTable("Orders"); ... is raised Two techniques can be used to load parent and related child data without error into a DataSet with a schema that includes data relations defined: • • Load data from the parent tables...

Ngày tải lên: 24/12/2013, 05:15

... 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 ... constructs a Data Definition Language (DDL) statement to create a table in a SQL Server database from the schema of a DataTable The complete statement that is generated is shown in Example 10-16 Example ... ConfigurationSettings.AppSettings["Sql_ConnectString"]); MessageBox.Show( "Table " + TABLENAME + " created.", "Create DataTable from schema.", MessageBoxButtons.OK, MessageBoxIcon.Information); } private void CreateTableFromSchema(DataTable...

Ngày tải lên: 21/01/2014, 11:20

... displayed in the text boxes Comments As you can see, adding and deleting a record does not take much more than editing and updating a record using ADO.NET Using the commands in this How-To and ... OleDb.OleDbCommandBuilder(modaCustIndiv) If mblnAdd Then 80 ' Have the command builder create an Insert SQL command 81 modaCustIndiv.InsertCommand = ocbCustIndiv.GetInsertCommand 82 Else 83 ' Have the ... 78 79 Dim oCtl As Object Dim strName As String If mblnAdd Then mdrCustIndiv = mdsCustIndiv.Tables("Customers").NewRow End If ' Start the editing in the datarow mdrCustIndiv.BeginEdit() ' Run...

Ngày tải lên: 21/01/2014, 12:20

... OleDBDataAdapter1, which was created by using the ? in the Select statement of the data adapter Then Dataset1 is cleared of its data with the Clear method Finally, DataSet1 is refilled with data ... Me.OleDbDataAdapter1.Fill(Me .DataSet1 ) End Sub Note There is one big difference here between an OleDbDataAdapter and a SqlDataAdapter Whereas the OleDbDataAdapter takes a ? to specify a parameter within the Select statement, ... data based off the value in txtCustLimit, using the data adapter Listing 1.2 frmHowTo1_2.vb: Submitting a Parameter to a DataAdapter and Filling the Dataset Private Sub btnLoadList_Click(ByVal sender...

Ngày tải lên: 21/01/2014, 12:20

... XMark Instead of storing the entire data as a single, large XML instance, it is more natural in a relational database to store the data in tables representing the different entities in the data ... Tatarinov, E Viglas, K Beyer, J Shanmugasundaram, E Shekita Storing and Querying Ordered XML Using a Relational Database System SIGMOD 2002 References [21] M Yoshikawa and T Amagasa XRel: a path-based ... 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 in a function or stored procedure Thus, a table can be created with an integer...

Ngày tải lên: 07/03/2014, 14:20

Ngày tải lên: 08/03/2014, 19:20

... particular industry In essence, there are two types of linkages, namely, backward linkages and forward linkages A backward linkage is a measure of the relative importance of an industry as a ... sustain unit changes in their respective final demands The inverse matrix is the most important table needed in inter-national input-output analysis as it unravels the inter-national, inter-industrial ... sustain regional final demands Table shows that, because of weak interregional (national) linkages among and between sectors, the estimated spillover and feedback effects appear to be insignificant(2)...

Ngày tải lên: 22/03/2014, 13:20

... constraints takes practice An emphasis on learning by doing is used throughout Data Structures in Java: A Laboratory Course In each laboratory, you explore a particular data structure by implementing ... Logbook ADT OBJECTIVES In this laboratory, you • examine the components that form an abstract data type (ADT) in Java • implement a programmer-defined ADT in Java • create a method that displays a logbook ... the programmer might store in a separate variable such as maxSize An important characteristic of arrays in Java is that the size of the array is held in a constant called length in the array object...

Ngày tải lên: 17/04/2014, 09:15

... quantitative data analysis through practice and the use of real-life and high-quality educational datasets The datasets to be used include large-scale national datasets from surveys in America ... undertaking simple analyses with SPSS; be able to save a dataset and also the output of the analyses you have undertaken Understanding what a dataset is At the heart of quantitative data analysis ... Displaying and summarizing nominal and ordinal variables 62 Conclusions 66 Analyzing relationships between variables Introduction 68 Preparing variables and the dataset for analysis 68 Analyzing...

Ngày tải lên: 03/05/2014, 19:16

... used a subset of the data as not all patients showed a monotone missing data pattern cannot be distinguished from MNAR, as the data required are missing If the missing data mechanism at a particular ... complete data or a monotone, intermittent or mixed missing data pattern Mechanisms of missing data The missing data 'mechanism' relates to the underlying reason why the data are missing Rubin [1] ... MCAR MAR MAR - MCAR MAR MAR - MAR MAR MAR MAR MAR MAR PRISM Baseline 12 months 24 months MAR MAR - MAR MAR - MAR MAR MAR MAR Page of 10 (page number not for citation purposes) Health and Quality...

Ngày tải lên: 18/06/2014, 18:20

... Diseases Institute (IDI) in Kampala, Uganda, is a centre of excellence for HIV clinical care in the country, and maintains a large observational clinic database and a nested research cohort database ... patients in research cohort and same 559 patients in routine clinic databases; and (Comparison B) 559 patients in research cohort database versus 1233 patients in routine clinic database Research ... in the 24 months after ART initiation among the same 559 patients in the research cohort and routine clinic databases, and the 1233 patients in the routine clinic database who had initiated ART...

Ngày tải lên: 20/06/2014, 08:20

... DATA MINING IN BANKING AND FINANCE: A NOTE FOR BANKERS Rajanish Dass Indian Institute of Management Ahmedabad rajanish@iimahd.ernet .in As knowledge is becoming more and more synonymous to wealth ... segmenting, targeting, acquiring, retaining and maintaining a profitable customer base Business Intelligence and data mining techniques can also help them in identifying various classes of customers and ... developments in information technology have led to huge demand for continuous analysis of resulting data Data mining can contribute to solving business problems in banking and finance by finding patterns,...

Ngày tải lên: 20/06/2014, 14:20

... generate data about a phenomenon and relay streams of data to a more resource rich device called sink This procedure is called data dissemination, which is a preplanned way of distributing data and ... enables the gathering of all of the generated data in the network and permits the performing of certain data optimizations (e.g., data aggregation) before sending the data to the destination sink ... number of nodes having the packets on a border line In data dissemination and data transfer process, a node in each cell receives and transmits the data e 2NC packet along the diagonal line (i.e.,...

Ngày tải lên: 20/06/2014, 20:20

... standard and non-standard test data is available Table presents the lowest reported standard and non-standard effect values (according to the Wikipharma database [6] and the environmental classification ... al Schneider et al Data types Toxicity (in vivo and in vitro) and ecotoxicity (acute and chronic) data Ecotoxicity data Ecotoxicity (both acute and chronic) data Toxicity data (both in vivo and ... ASTM (American Society for Testing and Materials), AFNOR (Association Française de Normalisation), and ISO (International Organization for Standardization) The test standard establishes a uniform...

Ngày tải lên: 21/06/2014, 03:20

... protocol stack, the overhead data added at each layer is placed in a header, or, in the case of the data link layer, a header and trailer This procedure is known as encapsulation, and the headers and ... CSUs contain additional facilities that are used to detect and isolate line and equipment problems 2.2 Making a Data Call Consider a host (Host A) in a multilocation company that needs a data file ... terminals (often characterized as dumb terminals) Server: A data processing device that stores data, organizes and maintains databases, and delivers copies of data files to clients, on demand With the...

Ngày tải lên: 27/06/2014, 00:20

... LABORATORY LABORATORY 8: In- lab Exercise Name Hour/Period/Section Date Lists can be used as data members in other classes In this exercise, you create an implementation of the Anagram Puzzle ADT ... the array-based List ADT It inherits all of the public and protected instance variables and methods defined by the arraybased List ADT and adds its own unique instance variables and methods as needed ... LABORATORY LABORATORY 7: Postlab Exercise Name Hour/Period/Section Date Part A In- lab Exercise introduces a pair of approaches for implementing an insertBefore operation One approach is straightforward,...

Ngày tải lên: 12/08/2014, 16:21

... implementation of ListData for In- lab and (in the file ListData.java) by removing the comment markings (/* and */) from that definition for the class ListData and by commenting out any other active ... the call alpha.subset(beta) yields false (beta is not a subset of alpha), the call alpha.subset(gamma) yields true (gamma is a subset of alpha), and the calls alpha.subset(delta) and beta.subset(delta) ... the message (like the packet format shown above) Base your program on the following ListData class definition for each packet available in the file ListData.java Since this file contains various...

Ngày tải lên: 12/08/2014, 16:21

... boolean operators AND, OR, and NOT (‘*’, ‘+’, and ‘–’) Be aware that in Java boolean values are not equivalent to ‘1’ or ‘0’ In Java the values of true and false cannot be cast into any numerical ... construct an indexing program for an accounts database • analyze the efficiency of your implementation of the Binary Search Tree ADT TE OVERVIEW In Laboratory 11, you saw how the evaluation of an arithmetic ... TreeNode.java Please note that although there are no access designations in this particular interface file, in Java all methods that implement an interface must be declared public Base your implementation...

Ngày tải lên: 12/08/2014, 16:21