Master database management for cxc

930
-1

Published on

Creating Database step by step in Microsoft Access 2007

Published in: Education
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
930
On Slideshare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
56
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Master database management for cxc

  1. 1. Database Management Microsoft Access – Simplified By: A. Vanhorne
  2. 2. Starting Microsoft Access Click Blank Database Getting Started Tables Queries
  3. 3. Creating a Database  For this tutorial you will be creating a database name: “School” Getting Started Tables Queries
  4. 4. Starting Microsoft Access Write your database name here Getting Started Tables Queries
  5. 5. Starting Microsoft Access Database Name Getting Started Tables Queries
  6. 6. Starting Microsoft Access Click Create Getting Started Tables Queries
  7. 7. Starting Microsoft Access Getting Started Tables Queries
  8. 8. Starting Microsoft Access Click Create to see a list of the objects that we can create in Microsoft Access Getting Started Tables Queries
  9. 9. Starting Microsoft Access Our Focus will be on: Table Form Report Query Getting Started Tables Queries
  10. 10. Closing Default Table By default, Microsoft Access Create a table name “table1”. We will start by closing this table: Select Table 1 Click the “X” to the right to close it Getting Started Tables Queries
  11. 11. Creating a New Table Click on Create Select Table Design from the table Tab. This will open the table design view Getting Started Tables Queries
  12. 12. Table Design View Getting Started Tables Queries
  13. 13. Table Design View – Tool Bar The view button will be used to switch between design and datasheet view The Primary key is a unique field that is used to identify each record in a table. E.g. ID Getting Started Tables Queries
  14. 14. Creating a Student Table  The table will have the following fields: Idnumber, Firstname, Lastname, DOB, Gender Fields Data Types Field Size Idnumber number Firstname Text 14 Lastname Text 20 DOB Date/Time Gender Lookup Wizard Getting Started Tables Queries
  15. 15. Creating a Student Table Whenever your create a text field, the database reserve 255 character spaces. However we don’t always need so much space. Field Field Size Getting Started Tables Queries
  16. 16. Creating a Student Table  When you select look up wizard for gender- the dialog below will appear Click I will Type in the values that I want Click Next Getting Started Tables Queries
  17. 17. Creating a Student Table  Enter the look up items: Type: Male and Female Click Finish Getting Started Tables Queries
  18. 18. Setting Primary Key Select Idnumber Select Primary Key Getting Started Tables Queries
  19. 19. Creating a Student Table A Key appears beside Idnumber. Getting Started Tables Queries
  20. 20. Save the Table Click the save button Enter “Student” for the table name and click ok Getting Started Tables Queries
  21. 21. Changing the View  In order to enter data into your table, you will have to switch the view to datasheet view Click on view and this will take you to datasheet view Getting Started Tables Queries
  22. 22. Datasheet View  Here you can populate the table Click on view and this will take you to datasheet view Getting Started Tables Queries
  23. 23. Datasheet View  Populate the table as follows: *Once you type the data in the table, they are saved automatically. Getting Started Tables Queries
  24. 24. What is a query?  A query is a specific set of instructions for retrieving data from a database and displaying, printing, modifying or storing it. Getting Started Tables Queries
  25. 25. Types of Query  Select Query  Action Query Calculate Field  Delete Summary Options  Update  Append  Make Table Getting Started Tables Queries
  26. 26.  This type of query is designed to list specific information in a database table.  E.g. It could be used to find and display all the female students. Main Menu
  27. 27. Creating a Select Query Click on Create Select Query Design Getting Started Tables Queries
  28. 28. Creating a Select Query Select Student Click Add Getting Started Tables Queries
  29. 29. Creating a Select Query Select Student Click Add Click Close Getting Started Tables Queries
  30. 30. Creating a Select Query Selecting the fields from the table Double Click each of these fields to add them to the query. Getting Started Tables Queries
  31. 31. Viewing the Results of the Query  Click view to see the result of the query in datasheet view Click View Getting Started Tables Queries
  32. 32. Viewing the Results of the Query  Query Results Click View to return to the design view Getting Started Tables Queries
  33. 33. Viewing the Results of the Query   Save the Query Results Press Ctrl + S or any other method Type “StudentQuery” as the Query Name Getting Started Tables Queries
  34. 34. Viewing specific information   In order to produce a list of specific information in a table; a criteria must be specified. Criteria is a restriction that data must meet while being retrieved. Getting Started Tables Queries
  35. 35. Creating a Criteria  E.g: Create a query to view all “Male” Type Male under Gender in the Criteria row The Criteria Row Getting Started Tables Queries
  36. 36. View Information  Click on View to see the result Click View Result in Datasheet view Getting Started Tables Queries
  37. 37.  Example: create a new field to calculate employees’ pay after an increase of $1200.00.  OR: Create a field call “Fullname” to display students full name Main Menu
  38. 38. Calculated Field Cont’d   To the right of Gender; enter the text “Fullname”, followed by a colon ‘:’. Enter the calculation for Fullname: [Firstname]+ [Lastname] Getting Started Tables Queries
  39. 39. Calculated Field Cont’d  Click on View from the menu bar IF you want space between the names, modify the calculation as following: Fullname: [Firstname]+” “+[Lastname] Getting Started Tables Queries
  40. 40.  The following summary options are often used in queries:  Sum  Average  Maximum  Minimum  Count Main Menu
  41. 41. Using Summary options  Example: create a query to Count the number of students Click on Total The total bar is then activated Getting Started Tables Queries
  42. 42. Using Summary options  Example: create a query to Count the number of students Click on Group By under Idnumber and select “Count” Getting Started Tables Queries
  43. 43. Summary option Cont’d  Delete all fields apart from “Idnumber”:  Highlight the fields  Press delete on your keyboard Getting Started Tables Queries
  44. 44. Summary option Cont’d  Your design view now Getting Started Tables Queries
  45. 45. Summary option – Cont’d  To view the result of the count, Click on View Getting Started Tables Queries
  46. 46.  An action query makes changes to or moves many records in just one operation. There are four types of action queries: i. Delete ii. Append ii. iv. Update Make-table Main Menu
  47. 47.  This query deletes specific records from a database table.  Example: to delete the student with Idnumber “113”. Main Menu
  48. 48. Creating a Delete Query  Create a regular select query, using the fields in the table (s) you wish to use. Getting Started Tables Queries
  49. 49. Delete Query Cont’d  Select Delete from the query Tab Enter your criteria here. i.e 113 Getting Started Tables Queries
  50. 50. Delete Query Cont’d  If Prompted, enable security Click Options Click Enable Click Ok Getting Started Tables Queries
  51. 51. Running the Query Click on Run Click on Yes Once you click “Yes” your record will be permanently deleted. Getting Started Tables Queries
  52. 52. Records after Deletion  The record has been removed from the table: Getting Started Tables Queries
  53. 53.  An update query is used to modify a field (s) within a database table.  Example to Add the prefix “Mr.” to all Male first name Main Menu
  54. 54. Creating an Update Query  Select the field (s) you wishes to update from the table (s). In this case we need “Firstname” and “Gender” Enter Male for the Criteria Getting Started Tables Queries
  55. 55. Creating an Update Query  Select update from the query tab TO add the prefix “Mr”; type the following in the update To box: “Mr.”+[Firstname] Getting Started Tables Queries
  56. 56. Update Query Cont’d    In the “Update To Row”, enter the information about the field you want to update. The information should be below the field name. Field names should be in square brackets. Getting Started Tables Queries
  57. 57. Creating an Update Query  Select Run from the Results tab Click Yes Getting Started Tables Queries
  58. 58. Update Query Cont’d  Table before update  Table after update Getting Started Tables Queries
  59. 59.  An append query, is use to copy (move) information from one table to another.  Example moving all the records from the New customer’s table to the customer table. Main Menu
  60. 60. Append Query Cont’d  1. 2. Since we do not have more than one table we are going to make a copy of the student table. Right Click on student and choose copy Then paste it in a blank area Copy Paste here Click Ok Getting Started Tables Queries
  61. 61. Append Query Cont’d  1. To prevent duplicated records, lets change the Idnumbers in the “Copy of Student” table: Create an update query as follows to add “4” to each Idnumber Click Run Click Yes Getting Started Tables Queries
  62. 62. Append Query Cont’d  Since the IDs are now different we can continue: Getting Started Tables Queries
  63. 63. Append Query Cont’d  To create this query, we will use the table from which we are copying the data (in this case Student). Getting Started Tables Queries
  64. 64. Append Query Cont’d  Select “Append Query” from the query tab Select “Copy of Student” Click OK Getting Started Tables Queries
  65. 65. Append Query Cont’d  Select “Append Query” from the query tab Getting Started Tables Queries
  66. 66. Append Query Cont’d  Run the Query Click Run Click Yes Getting Started Tables Queries
  67. 67. Append query  “Copy of Student” table Before APPEND Getting Started Tables Queries
  68. 68. Append Query Cont’d  “Copy of Student” table After APPEND Getting Started Tables Queries
  69. 69. Append Query - Activity    Using an update query change the Idnumber for Daniel from 187 to 200 in the Student table Create a query to append the record for Daniel to the “Copy of Student” table. HINT: Criteria may be needed. Getting Started Tables Queries

×