0

excel count unique values in a column pivot table

Tài liệu Replacing Null Values in a Strongly Typed DataSet ppt

Tài liệu Replacing Null Values in a Strongly Typed DataSet ppt

Quản trị mạng

... Typed DataSet Problem When a column in a database has a null value, you want the value in the DataSet to be a string indicating that no value is available. Solution Use annotations in the ... the default or annotated schema file is used. In either case, data is loaded into the DataSet. A row is added to the Categories table with a Description value of null. The data in the table is ... Description values are replaced with the string "- no description available -". The annotations are marked in bold in Example 2-25. Example 2-25. File: TypedDataSets\CategoriesDS_AnnotatedNull.xsd...
  • 4
  • 339
  • 0
Tài liệu Use Wildcards and Ranges of Values in a SQL Query pdf

Tài liệu Use Wildcards and Ranges of Values in a SQL Query pdf

Cơ sở dữ liệu

... of lblSQLString. Then the string is used in a data adapter that was created to fill the dtResults data table. Last, the data table is set as the data source for dgResults. Listing 6.7 frmHowTo6_3.vb: ... placing your use of wild cards and allowing for ranges of values, you can make your applications and the querying of data more versatile than ever! Label Text To TextBox Name txtFromDate ... MyBase.Load GenerateData() End Sub 3. In the class module for the form, add the code in Listing 6.7 to create the GenerateData routine. After creating the SQL statement, this routine assigns...
  • 5
  • 472
  • 0
Calculations in a Pivot Table

Calculations in a Pivot Table

Cơ sở dữ liệu

... Labels area, Years and Date are in the Row Labels area, and Units is in the Values area.If you calculate a running total with Date as the base field:ã The subtotals for Years are automatically ... each sales manager. In your pivot table, SalesManager is in the Row Labels area, Category is in the Column Labels area, and Units is in the Values area (see the table at the left in Figure 3-18). ... workbook.Workaround A pivot table won’t calculate a unique count. You could add a column to the source data, andthen add that field to the pivot table. For example, add a column in the source data, with...
  • 29
  • 371
  • 0
Multithreaded Programming in a Microsoft  Win32* Environment

Multithreaded Programming in a Microsoft Win32* Environment

Hệ điều hành

... the main program is busy doing something, the other threads can handle the user inputs and perform the tasks. For example, if a user wants to cancel bringing in a large amount of data from a web ... threads to handle individual tasks. For instance, if a thread performing activity A spends a significant amount of time waiting for an I/O operation to complete, another thread can be created ... pressing a button or constantly interacting with the program, are independent activities. The performance of an application can be improved by creating a separate thread for performing each of...
  • 14
  • 794
  • 1
Báo cáo y học:

Báo cáo y học: "Emergency intraosseous access in a helicopter emergency medical service: a retrospective study"

Y học thưởng thức

... critically ill patients in emergency situations. As part of their HEMS trainingprogramme, intraosseous training was given using man-ual needles, Bone Injection Guns, and EZ-IOđ on bothmanikins and ... Heltne1,2,3AbstractBackground: Intraosseous access (IO) is a method for providing vascular access in out-of-hospital resuscitation ofcritically ill and injured patients when traditional intravenous access ... Newer intraosseous techniques may enable faster and more reliable vascular access, and this canlower the threshold for intraosseous access on both adult and paediatric patients in critical situations....
  • 5
  • 559
  • 0
Báo cáo y học:

Báo cáo y học: "Management of chest pain: exploring the views and experiences of chiropractors and medical practitioners in a focus group interview"

Y học thưởng thức

... objective was to gain insightinto the care and management of patients with muscu-loskeletal chest pain as experienced by both those withchiropractic training, medical training or combined train-ing.MethodsData ... competencies,and standards for referrals and sharing of clinical informa-tion that may improve current and future cross-discipli-nary coordination of care for chest pain patients.Clinical and health ... hospi-talization in patients with chest pain. JAMA 1997,278:1670-1676.41. Bing ML, Abel RL, Sabharwal K, McCauley C, Zaldivar K: Imple-menting a clinical pathway for the treatment of Medicarepatients...
  • 10
  • 788
  • 0
Báo cáo y học:

Báo cáo y học: "Users' guides to the medical literature: how to use an article about mortality in a humanitarian emergency"

Y học thưởng thức

... birthsand deaths, rather than simply summary counts. Inaccura-cies in collecting reports of births and deaths may biasassessment of mortality rates. Interpretations of births ordeaths may be inaccurate ... studies in conflict settings asdiverse as Angola [27], Afghanistan [28], and Burma(Myanmar) [29]. If a study omits children in addressingpopulation mortality, findings may exclude a large por-tion ... Uppsala Conflict Database Program (a database that contains information on armed conflicts ofthe world since 1989) [5], and the Database on theHuman Impact of Complex Emergencies (CE-DAT) [6].Using...
  • 9
  • 694
  • 0
Báo cáo y học:

Báo cáo y học: "Strict glycaemic control in patients hospitalised in a mixed medical and surgical intensive care unit: a randomised clinical trial"

Y học thưởng thức

... Alvaro Mauricio Quintero3, Luis Gabriel González3, Nora Elena Saldarriaga4, Marisol Bedoya1, Juan Manuel Toro5, Jorge Byron Velásquez4, Juan Carlos Valencia4, Clara Maria Arango5, ... glycaemic control in patients hospitalised in a mixed medical and surgical intensive care unit: a randomised clinical trialGisela Del Carmen De La Rosa1, Jorge Hernando Donado2, Alvaro ... Arango5, Pablo Henrique Aleman1, Esdras Martin Vasquez4, Juan Carlos Chavarriaga4, Andrés Yepes4, William Pulido4, Carlos Alberto Cadavid1 and Grupo de Investigacion en Cuidado intensivo:...
  • 9
  • 635
  • 0

Xem thêm