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List reports are available in most report systems, such as the customer list, product information list, device list, item purchase list, accounting credential, goods delivery list, and employee list. List-type reports are relatively simple to view. However, the report types evolved from list-type reports are rich. You can add data statistics, data columns, and data groups to list-type reports, it also provi

Computing middle layer of a report application, and computing middle layer of a report Application In traditional report applications, there are generally three ways to compute source data: 1. The report tool directly connects to the database to fetch data, and the source data is computed by submitting SQL statements c

How to optimize complex report computing by the set calculator (1) Data Source set and report Optimization There are many examples of how the calculator assists in report computing, but most of the computing difficulties occur before the data enters the report tool, for example, many cases of text computing and SQL ass

In report development, you often encounter reports that require unconventional statistics, pre-set groupings, repeatable groupings, group sorting, and reports that cross-row group calculations, and even reports that have no data sources and need to recalculate data sources. These reports are inherently specific and often difficult to implement using conventional methods.This article uses an example to understand the convenient process of making this k

In USB, the USB Host identifies the device by using various descriptors, including the device descriptor,Configuration descriptor, interface descriptor, endpoint descriptor, string descriptor, report descriptor, and so on.The USB report descriptor is a descriptor in the HID device, which is a comparisonA complex descriptor.USB hid devices transmit data through reports, including input reports and output rep

Crm4.0Although an online report designer is providedVisual StudioSimilar methods in the report designerCodeThis method facilitates the Administrator to easily build some commonly used simple reports. However, this method cannot provide statistics reports with richer content.Visual StudioTo developReporting ServiceReport and uploadCRM ServerIn the report Manager (

The data source for the rdlc drill-through report drillthrough Report2010-10-09 drill-through report should be two tables with primary-subrelationships, in which order and order details in the northwind database are used as the data source. 1. Create a Windows application rdlcdr in Visual Studio 2005. 2. Add a data source to a project. The data source is not necessarily used to provide data for reports (of

From lazy sheets: rdlc Report (4)A rdlc report is called a data areaRegion). The data area is a data-bound report project. Multiple rows of data from the dataset can be displayed in the data area. The data area in the rdlc report designer contains a series of controls on the control panel.Items: List, table, matrix, ch

Summary of report Learning (1) -- simple use of ASP. NET Crystal Report (Crystal Reports), crystalreports1. Introduction to Crystal Reports Crystal Reports is a business intelligence (BI) software used to design and generate Reports. Crystal Report is the most professional and functional Report System in the industry.

Optimize SQL Execution path to improve report performance and SQL Execution path report When performance problems occur in reports and data source computing needs to be optimized, it is difficult to determine the execution path. Therefore, intervention is one of the challenges hindering report optimization. Since the execution path of the database is not transpar

1. Principle of taking numbersThe designer spells out the final SQL, passes the SQL statement to the database, executes the database, and returns the data to the designer.Because the calculation process first takes the data from the database through the SQL statement, we can improve the performance of the report by controlling the size of the data and pre-preprocessing the data. Here are some ways to optimize.2. Optimizing SQLThe data set of the Finer

Original: ActiveReports Report application Tutorial (2)---Inventory Class reportIn most of the report system has a list of the form of reports, such as: Customer list, commodity information list, equipment list, item purchase list, accounting vouchers, goods delivery list, employee list and so on. The list-class report is easy to see, but the type of

Report development instance-dynamic multi-level KPI drilling report (I), multi-level kpi In report projects, there are sometimes dynamic hierarchical reports that require hierarchical drilling, making development more difficult. This document describes how to develop the KPI report for all levels of departments for the

Back to the "open source" EFW Framework Series article indexEFW Framework Source code Download V1.2:http://pan.baidu.com/s/1hcnuaEFW Framework Instance source code download: Http://pan.baidu.com/s/1o6MAKCa Introduction: This chapter describes some of the other commonly used controls other than the DotNetBar2 control suite, including Grid++report reports, barcodes, Excel export, and chart control zedgraph; Like these controls, there's too little free o

1. Description of the problemSuch a report: The report form is very simple, just a simple single data source detail report, but the volume of data is very large, million, tens of millions or more. Report fetching and calculation time is quite long.Hope to improve the presentation speed of the

C # generate report documents on the server: generate Word and Pdf reports using a soft report,I. Introduction to finereport Among the Report tools, the final Report is better than the Report tools such as Crystal Report and SQL S

Multiple result sets of report data sources and report data sources Diverse data sources are becoming more and more common in report development. the effective support of the collection and computing reports for diverse data sources makes the development of such reports very simple, currently, in addition to supporting different types of data sources (RDB, TXT te

In the reporting project, customers are increasingly concerned about the real-time nature of the source data, and want to see the latest occurrences of the data reflected in the report. However, the traditional reporting tools + Data Warehouse +etl Way difficult to do this, often can only see yesterday, last week or even last month's situation, that is t+1,t+7,t+30 collectively T+n report. It is difficult t

 Most numbers are reported in the System Class report list. Examples: Customer list, product list, equipment list, purchase list, coupons, commodity invoices, staff inventory, etc... Depending on the report, it is relatively easy to view the category list. However, it is rich in the ability to add data statistics, data columns, data grouping, and interactive reports and data visualization functions in the

ActiveReports Report Application tutorial (2) --- list-type report, activereports ---Zookeeper List reports are available in most report systems, such as the customer list, product information list, device list, item purchase list, accounting credential, goods delivery list, and employee list. List-type reports are relatively simple to view. However, the