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D I T211    Chapter 5 ( Lab 3)
 

D I T211 Chapter 5 ( Lab 3)

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    D I T211    Chapter 5 ( Lab 3) D I T211 Chapter 5 ( Lab 3) Presentation Transcript

    • CHAPTER 5 TABLE RELATIONSHIP AND CREATING QUERY
    • LAB 3: TABLE RELATIONSHIP AND CREATING QUERY
      • 5.1 Create Relationship
      • 5.1.1 Set Primary Key
      • 5..1.2 Create Relationship between Tables
      • 5..1.3 Enforce Referential Integrity
      • 5.2 Create Queries
      • 5.2.1 Create Query in Design View
      • 5.2.2 Create Query using Wizard
      • 5.3 Open Query
      • 5.4 Change Query
    • LAB 3: TABLE RELATIONSHIP AND CREATING QUERY
      • 5.5 Rearrange Fields
      • 5.6 Delete Field
      • 5.7 Hiding and Select Fields
      • 5.8 Sort Query Results
      • 5.9 Using Query
      • 5.10 Using Criteria
      • 5.11 Rename and Delete Query
    • CREATE PRIMARY KEY
      • Click on the field to use as the primary key. To select more one key, hold the CTRL when selecting.
      • Click on button to set the field as the primary key.
      • Click on button to save your changes.
      • Set the Indexed property of the field to Yes (No Duplicates) . This is to allow no two identical primary key values to occur.
    • CREATE A RELATIONSHIP
      • Click on button to display the Relationships Window .
      • Click on the Show Table dialog box button.
      • Click on a table you wanted to add to the Relationship Window .
      • Click on Add button on the Show Table dialog box to add the table.
      • Repeat the step to add more tables to the Relationships Window .
      • When all the required tables are on the Relationship Window already, click on close on the Show Table dialog box.
      • Position the mouse on the field you wanted to create a relationship.
      • Drag the field over the other table until a small box spears over the matching field. Release the mouse button.
      • The Edit Relationships dialog box appears.
      • Check on one of these check boxes, that is, Enforce Referential Integrity , Cascade Update Related Fields and Cascade Delete Related Fields .
      • Click on Create button on the Edit Relationships dialog box to create the relationship.
      • The Relationship Window will have the two tables appear with the connections.
      CREATE A RELATIONSHIP
    • CREATE QUERY (IN DESIGN VIEW)
      • Click on Queries in the Database Window .
      • Double click on Create query in Design View .
      • The Select Query Window and the Show Table dialog box appear, as in Figure 5‑15.
      • Click on a table that contains information you wanted to use in your query.
      • Click on Add to add the table to your query. The selected table appears in the display area.
      • Click on Close button to hide the Show Table dialog box. The Select Query Window will appear.
      • If you want to delete the table inserted in your Select Query Window , click on the table and then press the DELETE key. This removes the table from the query, but not from the database.
    • CREATE QUERY (IN DESIGN VIEW)
      • Double click on a field you wanted to include in your query.
      • Press the button when you are ready to run the query.
      • The result of the query appears as in Figure 5‑19.
      • Click on button to save your query so you can run the query again later.
      • The Save dialog box appears.
      • Type a name for your query.
      • Click on OK.
      • You are back in query results, so, when you finish viewing the results of your query, click to close the query.
    • CREATE A QUERY (BY USING WIZARD)
      • Double click on Create query by using wizard. The Simple Query Wizard appears.
      • Select the table containing the fields you wanted to include in your query.
      • Double click on each field you wanted to include or use the button to select a field at a time or the button to select all fields.
      • Select the table containing the field you wanted to include in your query.
      • Click on button to select all fields of the selected table.
      • Select another table named Book.
      • Repeat the previous steps to insert another list of fields from another table.
      • Click on Next to go to the next page of Query Wizard.
      • Accept the default option, that is Detail (show every field of every record) , then click on Next .
      CREATE A QUERY (BY USING WIZARD)
      • Type Book_Author Query as the title of the query name.
      • Click Finish to complete the query creation .
      • You will be back to the Database Window (as shown in Figure 5‑27) with the Book_Author Query created and shown on the window pane.
      CREATE A QUERY (BY USING WIZARD)
    • OPEN A QUERY
      • open a query:
      • Click on Queries.
      • Double click on the query in the Database Window .
      • The query opens up. You can now review the result of the query.
      • When you finish working with the query, click on to close the query.
      • A dialog box will appear if you have not saved the changes for the query yet. Click on Yes if you want to save the changes.
    • CHANGE A QUERY
      • Double click on the selected query to open it. The Query is displayed in datasheet view.
      • Click on this symbol to change the view to design view.
      • The query appears in the design view.
      • In the above example, notice that the design view button changes to . You can click on the view button to quickly switch between the Datasheet and Design views.
    • REARRANGE FIELD
      • Position the mouse directly above the field you wanted to move, that is Book_Title.
      • Drag the field to a new location.
    • DELETE THE FIELD
      • Position the mouse directly above the field to be deleted.
      • Click and select the field.
      • Press the DELETE key.
      • The field disappears from your query.
      • Click on button to save the changes.
      • Click on this datasheet symbol to display data in Datasheet View .
      • The query displays the result without the field the deleted field now.
    • HIDE A FIELD
      • If you do not want a field to appear in the results of your query, click on the Show box for the field and it is displayed as  . Otherwise, keep the show box as  .
      • The unselected field does not appear in the result of the query.
      • To return to the Design View , click on .
    • SORT THE FIELDS IN A QUERY
      • Click on the Sort area for the field you wanted sort its results.
      • Click on an order you wanted to sort data with, that is, Ascending , Descending or (not sorted).
      • Click on button to run the query.
    • SET CRITERIA FOR RECORDS
      • Click on Author field and set the criteria. (only books that are written by Wendy will be display)
      • Type the criteria and then press ENTER . Access may add quotation marks (“ “) or number sign (#) to the criteria you type.
      • Click on button to save the changes and click on button to run the query.
      • The results of the query appear.
      • In this example, the results show the titles that are written by one author (Wendy).
      • To return to the Design View , click on .
    • RENAME A QUERY
      • Click on Queries in the Database Window.
      • Click on the name of the query.
      • Click on the name of the query again. A black border appears around the name of the query.
    • DELETE A QUERY
      • Click on the Queries in the Database Window .
      • Click on the name of the query you wanted to delete.
      • Click on the to delete the query.
    • EXERCISE
      • 1. Create a query to list down the book that is written by author and title.
      • Bina Queries yg menyenaraikan buku yang ditulis oleh pengarang dan tajuk buku tersebut.