Which of the following LINQ statements arranges the records in ascending order by the LastName field, with records having the same last name arranged in descending order by the FirstName field?a. Dim records = From name In NamesDataSet.tblNames Order By name.LastName Ascending, name.FirstName Descending Select nameb. Dim records = From name In NamesDataSet.tblNames Order By name.LastName, name.FirstName Descending Select namec. Dim records = Select name From NamesDataSet.tblNames Order By name.FirstName Descending, name.LastNamed. both a and b

Which of the following LINQ statements arranges the records in ascending order by the LastName field, with records having the same last name arranged in descending order by the FirstName field?a. Dim records = From name In NamesDataSet.tblNames Order By name.LastName Ascending, name.FirstName Descending Select nameb. Dim records = From name In NamesDataSet.tblNames Order By name.LastName, name.FirstName Descending Select namec. Dim records = Select name From NamesDataSet.tblNames Order By name.FirstName Descending, name.LastNamed. both a and b

Oracle 12c: SQL

3rd Edition

ISBN:9781305251038

Author:Joan Casteel

Publisher:Joan Casteel

Chapter3: Table Creation And Management

Section: Chapter Questions

Problem 4MC: Which of the following is not a valid SQL statement? CREATE TABLE anothernewtable (newtableid...

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Task 8: Create the UPDATE_INVOICE procedure to change the date of the invoice whose number is stored in I_INVOICE_NUM to the date currently found in I_INVOICE_DATE.
Task 8: Create the UPDATE_INVOICE procedure to change the date of the invoice whose number is stored in I_INVOICE_NUM to the date currently found in I_INVOICE_DATE. Expected Results INVOICE_NUM INVOICE_DATE CUST_ID 00001 2021-11-21 294
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Which of the following statements is correct? ( refer to the tables in the JustLee Books database). a. A PRIMARY KEY constraint allows NULL values in the primary key column(s). b. You can enable a dropped constraint if you need it in the future. c. Every table must have at least one PRIMARY KEY constraint, or Oracle 12 c doesn’t allow the table to be created. d. None of the above statements is correct
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In this exercise, you create an application that keeps track of cookie sales. Create a Windows Forms application. Use the following names for the project and solution, respectively: Cookies Project and Cookies Solution. Save the application in the VB2017\Chap11 folder. Figure 11-59 shows the Sales table contained in the VB2017\Chap11\Databases\Cookies.mdf file. The table contains the numbers of boxes of cookies sold in each of three weeks. The Week field is an auto-numbered field. Open the Data Sources window and click Add New Data Source to start the Data Source Configuration Wizard. Connect the Cookies.mdf file to the application. Include the entire Sales table in the dataset. Set the Cookies.mdf file’s Copy to Output Directory property to “Copy if newer”. Display the dataset information in a DataGridView control and then make the necessary modifications to the control. Enter an appropriate Try...Catch statement in the SalesBindingNavigatorSaveItem_Click procedure. Save the solution…