adding parentchild rows with autoincrementing keys

Tài liệu Adding Parent/Child Rows with Auto-Incrementing Keys ppt

... [ Team LiB ] Recipe 4.5 Adding Parent/Child Rows with Auto-Incrementing Keys Problem You want to insert related parent/child rows into a DataSet where the primary key of ... Adds a new row to the parent table along with a random number of rows to the child table. The C# code is shown in Example 4-8. Example 4-8. File: AddParentChildAutoIncrementForm.cs // Namespaces, ... String FIELD4_FIELD = "Field4"; private DataSet ds; // . . . private void AddParentChildAutoIncrementForm_Load(object sender, System.EventArgs e) { DataColumnCollection...

De thi HSG Tieng Anh 9- 08-09 (With keys)

Danh mục: Tiếng anh

... (5pts) Fill in each blank with ONE suitable preposition. 1.He once worked … a cook on a ship.2. He is generous and kind ………. you.3. I succeeded … persuading him to go with us.4.Can you show ... having7. will bring8. to work9. was not mentionedPart V. (10 pts) Fill in each number space with one appropriate word.1. last2. so 3. only4. well5. understand6. my7. neither 8. slowly9. ... that.10. Huong hasn't written to her pen pal for five months.Part X. (5pts) Fill in each blank with ONE suitable preposition. 1.as 2. to 3. in 4. between 5. for___________The end__________67Phòng...

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Practice test 3 with keys

Danh mục: Tiếng anh

... at C in in10. I was tired watching the children playing.A with B of C to11. The pond near your house is full white water lilies.A with B of C to12. I will get off the next bus-stop. A. on ... you call D do you call50. When he failed us, we left without him. A to meet B not to meet C to be met D not to be metB. Fill each blank with a suitable word.1. I don't know to call him, ... D to37. "Take care," the note said. "You are danger. Do as you are tol A. on B with C.at D in38. David is short. He's not . . . . . . . . . . .to be a policeman. A so tall...

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Practice test 4 with keys

Danh mục: Tiếng anh

... What about , to dinner with me?A come B . eaming C to come21. I was gladhim there. A to find not B not to find C to not find22. That work is goodhim. A for B at C with 23. Anand is busya ... broken29. We arrived the' station late. A at B on C in30. This car is different mine. A with B from C to31. That game was A very' excite B very excited C very exciting32. He ranthan...

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Practice test 6 with keys

Danh mục: Tiếng anh

... Practice Test 6Duc Binh THPT HH 0904050725A. Choose the best answer.1. He went to bed with . . . . . .bad cold.A a B an C the2. What ! The rain has not stopped all day.A a weather ... Tennessee."A Enclosing B Enclose C Enclosed D Enclosure49. "How did you get along with Miss Evans?" " . . . . us about her dog was a big help."A Your warn B Your ... can't to the cold weather."A have used B get used C be used D usedB. Fill each blank with a suitable word.1. He pointed to the car the visitors came '2. There is something wrong...

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Practice test 2 with keys

Danh mục: Tiếng anh

... money.A with B for C to9. The hens have more eggs this week.A lied Blain C laid10. Did you do your " ? A home work B homework C homeworks11. They always go to Phuket plane.A by B with ... King Rama the A Five B Fifth C Fiveth21. I do not know it will rain today.A whether B weather C wither22. I went . . .the weather was bad. A through B thorough C though23. Put your money into...

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SPMPLE TÉT WITH KEYS 11

Danh mục: Tiếng anh

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SAMPLE TÉT WITH KEYS 12

Danh mục: Tiếng anh

... b. coffees c. a coffee d. the coffee14. His room is rather small compared hers.a. to b. in c. with d. for15. I suddenly heard from the room next door.a. a loud laughter b. a loud laugh c. ... say, " "a. Approaching b. Come here c. Go near d. Reach here44. The school yard was with pupils and parents.a. covered b. around c. crowded d. surrounded45. This is what you say...

SAMPLE TÉT WITH KEYS 14

Danh mục: Tiếng anh

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KT 1T AV6 lan 2 (with keys) (good)

Danh mục: Tiếng anh

... Read the following text and answer True or False (Write T or F) (1.5 pts)Minh lives in the city with his mother, father and sister. Their house is next to a store.On the street, there is a restaurant, ... stadium.Minh’s father works in the factory. His mother works in the hospital.17. Minh lives in the country with his family. ……… 18. His family has four people. ……… 19. Minh’s house is next to a store. ... literature / does? 31. watches / he / after school / television VI. Rewrite the following sentences with their meanings unchanged. (1.5pt)32. I’m Hoa.My …………………………………………………………33. My family has...

KT 1T AV 9 Lần 2 (with keys)

Danh mục: Tiếng anh

... English with foreigners. (pass / describe / improve / express)3. What ___________ of learning English do you find most difficult? (side / aspect / detail / position)4. Van will stay with the ... examination at the end of the year. (take / make / do / come)15. Mr. Parker grows maize _______ his farm. (at / in / on / with) 16. She asked me if I ___________ speak Chinese. (will / would / can ... (will / would / can / could)17. She is looking forward ________ seeing you again. (on / to / at / with) 18. The journey to the village was very ___________. (interest / interested / interesting...

Tài liệu Adding, Updating, and Deleting Related Rows In this section, you''''ll learn how to make changes in docx

Danh mục: Kỹ thuật lập trình

... "", DataViewRowState.Added); int numOfRows = customersDA.Update(newCustomersDRArray); Console.WriteLine("numOfRows = " + numOfRows); // push the new rows in ordersDT to ... "", DataViewRowState.ModifiedCurrent); numOfRows = customersDA.Update(modifiedCustomersDRArray); Console.WriteLine("numOfRows = " + numOfRows); // push the modified rows in ordersDT ... DataViewRowState myDataViewRowState) where • filterExpression specifies the rows to select. • sortExpression specifies how the selected rows are to be ordered. • myDataViewRowState specifies...

Tài liệu Adding Records with a GUID Primary Key pdf

Danh mục: Kỹ thuật lập trình

... dataGrid.DataSource = parentTable.DefaultView; // Event handlers to generate new GUIDs for primary keys parentTable.RowChanging += new DataRowChangeEventHandler(parentTable_RowChanging); childTable.RowChanging ... is needed. The System.Guid type is a .NET structure that contains members to facilitate working with GUIDs. The RowChanging event of the DataTable is raised when a DataRow is changing. The action...

Tài liệu Add and Delete Rows in a Dataset with ADO.NET pdf

Danh mục: Cơ sở dữ liệu

... refreshed, and the first customer in the list is 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. ... 29. Next 30. 31. ActivateEditing(True) 32. 33. End Sub 34. Replace the SaveRecord routine with the following code in the form that you created for this How-To. The first change is to add ... mdrCustIndiv.BeginEdit() 46. 47. ' Run through the text boxes on the form, and 48. ' if they match up with a field from the record, 49. ' place the value back in the record. 50. For Each oCtl...