19 extracting and rearranging datafile columns
mysql cookbook 2nd edition
Ngày tải lên :
05/05/2014, 15:21
... Export Programs Converting Datafiles from One Format to Another Extracting and Rearranging Datafile Columns Using the SQL Mode to Control Bad Input Data Handling Validating and Transforming Data Using ... Selecting a Database, and Disconnecting Checking for Errors Writing Library Files Issuing Statements and Retrieving Results Handling Special Characters and NULL Values in Statements Handling Special ... results, and handle errors It also discusses how to handle special characters and NULL values in queries, how to write library files to encapsulate code for commonly used operations, and describes...
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Creating and Management Data Base
Ngày tải lên :
01/09/2012, 09:09
... SQL Server tượng quản Transact-SQL scripts and stored procedures: sử dụng thủ tục lưu trữ hệ thống phát biểu ngôn ngữ truy vấn liệu TransactSQL RDBMS and Data Management/ Session 7/5 of 25 Xem ... trang phục hồi đến vị trí gặp lỗi Hỗ trợ việc tái tạo giao dịch Hỗ trợ giải pháp máy chủ standby RDBMS and Data Management/ Session 7/18 of 25 Nhóm tập tin ghi vết giao dịch Thêm tập tin ghi ... source_database_name [;] RDBMS and Data Management/ Session 7/22 of 25 Bản chụp sở liệu Bản chụp đượcchụp phục Dữ Tạo đượckhôi đổi liệu sửa Tạo CSDL RDBMS and Data Management/ Session 7/23...
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Saving and Restoring Data
Ngày tải lên :
03/10/2013, 00:20
... DataRelation( customers .Columns[ "ID"], orders .Columns[ "CustomerID"]); customerOrder.Nested = true; Visual Basic Dim customerOrder As New DataRelation( customers .Columns! ID, orders .Columns! CustomerID) ... classes—DataSet, DataTable, and DataColumn—include properties that let you assign both the namespace and the namespace prefix that will appear in the XML tags associated with the table and column values ... the namespace and prefix values for both of the sample tables Chapter 7 Saving and Restoring Data 115 Note As mentioned in the chapter discussion, you can also define namespace and prefix values...
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Designing and Implementing Databases with Microsoft SQL Server 2000 Enterprise Edition
Ngày tải lên :
04/11/2013, 16:15
... InstructorID This is the given candidate for Primary key Add the InstructorName and OfficePhone columns to the Courses table Remove the InstructorName and Office Phone columns from the Courses table ... ProductID, and Quantity columns to this table B Create a composite PRIMARY KEY constraint on the OrderID and ProductID columns of the Orders table C Remove the ProductID and Quantity columns from the ... queries and determine which indexes should be created on a table and to select and create an optimal set of indexes and statistics for a SQL Server 2000 database without requiring an expert understanding...
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Tài liệu Managing and tabulating data in Excel docx
Ngày tải lên :
09/12/2013, 15:15
... tutorials, and numerous timesaving and annoyance-removing macros and utilities He plans to create a similar tool for Microsoft Excel, and, depending on resource constraints and demand, for PowerPoint, ... investments, cost-benefit, and sensitivity analysis, development of risk management strategies, database development, information system design and implementation, and training and troubleshooting in ... easily accessible to professionals and graduate students His books on SPSS and Regression Analysis have received rave reviews for making statistics and SPSS so easy and “non-mathematical.” The books...
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Tài liệu Backups and Hidden Data doc
Ngày tải lên :
10/12/2013, 14:16
... my C:\ drive and typed in backup and sure enough, my Windows 95 box had a backup utility and it worked We were able to make a “backup” of Perl and write it to a couple floppies and restore it ... with Windows and Unix OS • Viruses: File Infector and Boot Record Infector, Macro • Tools like CHKDSK and MEM may help locate malicious code • Files in DOS and Unix can be hidden and found using ... A SHR SHR SCANDISK.LOG AUTOEXEC.BAT CONFIG.SYS COMMAND.COM MYFILE.TXT IO.SYS MSDOS.SYS C:\SCANDISK.LOG C:\AUTOEXEC.BAT C:\CONFIG.SYS C:\COMMAND.COM C:\MYFILE.TXT C:\IO.SYS C:\MSDOS.SYS C:\> •...
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Tài liệu Module 7: Formatting and Transforming: XSL and XSLT pdf
Ngày tải lên :
10/12/2013, 16:15
... using templates and various matching and selection methods, XSLT can efficiently locate and select information from a very mixed XML document, retrieve the data and the metadata, and produce different ... was on learning ADO and SQL Server Now, the emphasis is on learning XML, XML for SQL Server, and ADO.NET Module 7: Formatting and Transforming: XSL and XSLT 25 Lab 7: Creating and Editing XSLT ... 7: Formatting and Transforming: XSL and XSLT When the XML document is opened in Microsoft Internet Explorer, the output looks like this: Module 7: Formatting and Transforming: XSL and XSLT 15 What...
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Tài liệu Module 10: Backing Up and Restoring Data pdf
Ngày tải lên :
10/12/2013, 16:15
... purpose of backing up and restoring data and the permissions required for these tasks !" Prepare for backing up data by identifying the folders to back up and the backup type and backup media to ... removable disks and recordable compact discs and optical drives To successfully back up and restore data on a computer running Windows 2000, you must have the appropriate permissions and user rights ... Operators, and Server Operators groups can back up and restore all files (regardless of the assigned permissions) By default, members of these groups have the Backup files and directories and Restore...
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Tài liệu Module 4: Grouping and Summarizing Data doc
Ngày tải lên :
11/12/2013, 14:15
... the skills to group and summarize data by using aggregate functions These skills include using the GROUP BY and HAVING clauses to summarize and group data and using the ROLLUP and CUBE operators ... skills include using the GROUP BY and HAVING clauses to summarize and group data and using the ROLLUP and CUBE operators with the GROUPING function to group data and summarize values for those groups ... types MIN and MAX You cannot use the MIN and MAX functions on columns with bit data types SUM and AVG You can use only the SUM and AVG aggregate functions on columns with int, smallint, tinyint,...
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Tài liệu Lesson 21: Complaints and Crises pptx
Ngày tải lên :
11/12/2013, 16:16
... phải nói với anh: chuyện bao bì đóng gói The Hale and Hearty colours are not auspicious in our culture Theo văn hóa chúng tôi, màu sắc công ty Hale and Hearty dùng màu đem lại may mắn Harvey: Oh, ... deliver Quý bạn theo dõi chương trình 'Tiếng Anh Thương mại' Đài Úc Châu Lesson 21: Complaints and Crises Bài 21: Than phiền Sự cố Xin bạn lắng nghe từ ngữ mẫu câu tiếp tục theo dõi hội thoại ... sleep worrying about it Tôi không sao, Harvey Vấn đề ông nhà Ông Lok mê tín Ông ngủ lo buồn chuyện And if Lok can’t sleep then something is really wrong He slept through a hurricane once! Và ông...
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Tài liệu Java and XML Data Binding Brett McLaughlin Publisher ppt
Ngày tải lên :
12/12/2013, 11:15
... Command lines and options that should be typed verbatim Names and keywords in Java programs, including method names, variable names, and class names XML element names and tags, attribute names, and ... your family will read and understand, and you slow down and get them right First, for the technical folks Mike Loukides and Kyle Hart manage to get me to write these books, and write them fast, ... strengths and weaknesses Chapter This chapter is a basic introduction to XML data binding and to the general Java and XML landscape that currently exists It details the basic Java and XML APIs...
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Tài liệu Analytical Methods: EViews and Panel Data ppt
Ngày tải lên :
20/12/2013, 18:15
... refer to variables by the first part name and the question mark Thus, if we type a command using GDP? EViews uses all three GDP series for the USA, Canada, and Mexico Notice the button PoolGenr PoolGenr ... coefficients and intercepts Even though you may fail to reject the hypotheses that represent restrictions that you impose, the hypotheses may not be perfectly true, and that may affect the estimators and ... interested in testing two types of hypotheses: hypotheses about the variances and covariances of the stochastic error terms and hypotheses about the regression coefficients The general to simple procedure...
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Tài liệu Backups and Hidden Data ppt
Ngày tải lên :
21/12/2013, 05:16
... my C:\ drive and typed in backup and sure enough, my Windows 95 box had a backup utility and it worked We were able to make a “backup” of Perl and write it to a couple floppies and restore it ... with Windows and Unix OS • Viruses: File Infector and Boot Record Infector, Macro • Tools like CHKDSK and MEM may help locate malicious code • Files in DOS and Unix can be hidden and found using ... A SHR SHR SCANDISK.LOG AUTOEXEC.BAT CONFIG.SYS COMMAND.COM MYFILE.TXT IO.SYS MSDOS.SYS C:\SCANDISK.LOG C:\AUTOEXEC.BAT C:\CONFIG.SYS C:\COMMAND.COM C:\MYFILE.TXT C:\IO.SYS C:\MSDOS.SYS C:\> •...
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Tài liệu Consuming and Manipulating Data docx
Ngày tải lên :
21/12/2013, 19:15
... statement is the basic command for querying the database In the statement, you specify the columns and tables you want data from, and you can optionally specify conditions and sorting instructions ... dtCustomers .Columns( "CustomerID"), _ dtOrders .Columns( "CustomerID")) ds.Relations.Add("FK_Ord", dtOrders .Columns( "OrderID"), _ dtOrderDetails .Columns( "OrderID")) ds.Relations.Add("FK_Prod", dtProducts .Columns( "ProductID"), ... by the data source XML and ADO.NET Over the last couple of years, the XML standard has emerged as the most important standard to date It provides for the exchange of data, and most importantly,...
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Tài liệu Adding, Modifying, and Removing DataRowView Objects from a DataView docx
Ngày tải lên :
24/12/2013, 01:17
... "server=localhost;database=Northwind;uid=sa;pwd=sa" ); SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); mySqlCommand.CommandText = "SELECT CustomerID, CompanyName, Country " + "FROM ... whether the DataRowView is new and is being edited Listing 13.3: ADDMODIFYANDREMOVEDATAROWVIEWS.CS /* AddModifyAndRemoveDataRowViews.cs illustrates how to add, modify, and remove DataRowView objects ... uncommitted additions and modifications of rows Listing 13.3 shows a program that adds, modifies, and removes DataRowView objects from a DataView This program also displays the IsNew and IsEdit properties...
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Tài liệu Connecting to Access and Oracle Databases docx
Ngày tải lên :
24/12/2013, 01:17
... OleDbConnection(connectionString); // create an OleDbCommand object OleDbCommand myOleDbCommand = myOleDbConnection.CreateCommand(); // set the CommandText property of the OleDbCommand object to // a SQL SELECT statement ... OleDbConnection(connectionString); // create an OleDbCommand object OleDbCommand myOleDbCommand = myOleDbConnection.CreateCommand(); // set the CommandText property of the OleDbCommand object to // a SQL SELECT statement ... database using an OleDbConnection object and retrieve a row from the emp table Notice that you use an OleDbCommand and OleDbDataReader object to run a SQL statement and read the returned results from...
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Tài liệu Filtering and Sorting Data pptx
Ngày tải lên :
24/12/2013, 05:15
... on a single or multiple columns in either ascending or descending order In the sample, a filter field is provided on both the Orders and Order Details table (the Country and EmployeeID fields, ... ds.Relations.Add(CUSTOMERS_ORDERS_RELATION, ds.Tables[CUSTOMERS_TABLE] .Columns[ CUSTOMERID_FIELD], ds.Tables[ORDERS_TABLE] .Columns[ CUSTOMERID_FIELD], true); // Bind the DataViewManager to the grid ... grid to be optionally sorted on the ContactName column The filter and sort properties are controlled by setting the RowFilter and Sort properties of the DataViewSetting for the appropriate table...
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Tài liệu Java and XML Data Binding ppt
Ngày tải lên :
19/01/2014, 16:20
... Command lines and options that should be typed verbatim Names and keywords in Java programs, including method names, variable names, and class names XML element names and tags, attribute names, and ... your family will read and understand, and you slow down and get them right First, for the technical folks Mike Loukides and Kyle Hart manage to get me to write these books, and write them fast, ... strengths and weaknesses Chapter This chapter is a basic introduction to XML data binding and to the general Java and XML landscape that currently exists It details the basic Java and XML APIs...
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Tài liệu Add, Edit, and Delete Data Using the DataGrid Control doc
Ngày tải lên :
21/01/2014, 12:20
... OnUpdateCommand="dgRegion_UpdateCommand" OnCancelCommand="dgRegion_CancelCommand" OnEditCommand="dgRegion_EditCommand" OnDeleteCommand="dgRegion_DeleteCommand" >
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