施工実績

Access tend to admit complimentary sphere ranging from tables sometimes. In other affairs you’re going to have to let you know Access just what industries to complement and you will what kind of relationships it is: One-to-Of numerous, Of several-to-Many, or One-to-That.

Relationships Window

Supply provides a different sort of window having enjoying relationship. No dining tables are shown instantly. You must select those we need to come across.

Register lines hook up new coordinating areas anywhere between tables. A line with a 1 within you to stop plus the infinity symbol from the most other implies a-one-to-Of numerous matchmaking whereby Access usually enforce referential ethics . This means that Supply will guarantee that you don’t remove records which can be described by details an additional dining table.

Relationship Toolbar

The latest Relationship screen has its own toolbar, having around three the brand new keys: Let you know Dining table = reveals a dialogue where you can find and that dining tables and you may question to display throughout the Relationships screen. Let you know Direct Relationships = Shows brand new relationships which were discussed for the chosen desk. Tell you All the Matchmaking = Shows all of the relationships that happen to be defined from the database.

Step-by-Step: Matchmaking

to access a romance between one or two tables in order to delete a romance to produce a relationship between a couple dining tables in order to printing relationship in order to see a beneficial subdatasheet observe referential ethics in action

Have a look at Matchmaking

There clearly was a new screen for seeing Relationships. In the earlier training, the new Lookup Wizard said they wanted to do a romance. Let us look at you to relationship.

1. Regarding menu find Gadgets | Relationships. The brand new Dating windows reveals. It could be blank or it could inform you current dating created by the Look Wizard. or if perhaps the new windows try blank, you could tell Accessibility which dining tables to show on Matchmaking window. To possess practice, let’s evaluate how to make a love.
2. When your screen isn’t blank,simply click for each and every dining table from the Relationship windows and press the latest Erase trick. When you delete a desk regarding Relationship windows, that you do not erase the fresh new dining table alone. You do not erase one matchmaking either. You’ve got changed only what is shown about windows.
3. Click the Reveal Table button to the Relationship toolbar. A dialog appears at which you can prefer dining tables and you may requests to install the brand new Matchmaking windows.
4. Select the desk Travel companies and then click the brand new Include button. The connection windows today shows a summary of all the industries regarding desk. If necessary, pull the fresh Inform you Dining table dialog to help you a situation where you could comprehend the listing from the Relationship screen.
5. Find the dining table Travel on Tell you Tables dialog and then click the latest Put key. When the Vacation desk seems regarding Relationship screen, a column seems that links the two dining tables.

The field AgentID out-of Travel companies is actually connected to the community AgentID inside the Travel. This is basically the dating the Lookup Wizard created! Since the dining tables were shown, Access already understood concerning dating.

Erase a relationship

Why must we need to erase a relationship? If you need to make changes on dining table structure, Supply will most likely not let you because there is a link to various other table. Obviously, just be cautious that the dating often still work after you create your change Biracial dating site!

1. About Relationship window, click the range linking both tables. New line will get weightier.
2. Drive the new Erase secret or click the Erase option for the toolbar. A contact package seems asking when you find yourself sure.
3. ClickYes. The newest range disappears nevertheless the tables are still showed.

Perform a love Yourself

Drag the field AgentsID on the Travel companies dining table and you can miss it for the AgentsID community regarding the Vacation desk. (Be mindful to decrease with the best job!)

• Alternatives 1 will teach only agents that have travel and you may vacation having representatives. There must be a complement throughout the most other dining table!

Print Dating

The latest Print switch for the Relationship toolbar try grayed away. Abruptly, the fresh Document menu does include a demand to have print which windows, Printing Dating.

Click the Document eating plan to open they and choose Printing Matchmaking. It demand doesn’t show except if this new Dating windows try energetic. Access produces a report that reveal new tables and you will matches you to are in the brand new Matchmaking window.

View/Modify Subdatasheet

A table that’s from inside the a single-to-Of a lot or One to-to-You to matchmaking features a different element. For each and every listing with the “One” front enjoys a great subdatasheet that displays the newest associated info from the almost every other table.

How-to get a hold of otherwise cover up most of the subdatasheets at the same time: Structure | Subdatasheets Options are Grow Most of the, Collapse Most of the, Cure. The brand new Subdatasheet item may not be available in the event the focus try in the a good subdatasheet.