Table of Contents
This updated guide examines 1-n Relationship Between Tables in Access and organizes the essential facts, background, and practical takeaways in clear American English.
To establish a 1-n relationship, you do the same as a 1-1 relationship.
First, delete the old relationship by clicking the Clear Layout option on the Design tab .

Now you add a table about the work of each project including CongviecID, DuAnID, TenCongviec, DoUutien, TinhTrang, MoTa, RightBatdau, Hanchot, File :
Save the table as tblCongviec and go to Relationship in the Design tab .
Click the Show Table option to display the dialog box.
Select the tblDuAn and tblCongviec tables , click Add to add both tables to the desktop and close the Show Table dialog box .
To create a relationship between these two tables, use the mouse to click and hold the DuAnID field in the tblDuAn table , drag to the DuAnID field you want to connect to the tblCongviec table . When you release the mouse, Access will open the following window:
Click on the Create button and now these two tables are connected, establishing a relationship with each other.
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What is 1-n Relationship Between Tables in Access about?
It provides a structured overview of 1-n relationship, explains the main context, and highlights practical takeaways for readers.
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Understanding the main concepts helps readers evaluate the issue, avoid common mistakes, and make better-informed decisions.
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Use the guidance as a practical starting point, confirm details that may have changed, and follow current product, safety, or security recommendations.
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