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How many relations may exist between two tables in a MS Access database?
only one relationship can exists between two tables in the MS ACCESS software
When establishing a relationship in access common fields do not necessarily need to have a?
When establishing a relationship in Access, common fields do not necessarily need to have the same name. However, they must have compatible data types to ensure proper linking and data integrity. This allows for effective querying and data manipulation across related tables. Ultimately, the key is to ensure that these fields can logically connect the records in both tables.
Why do I need to refresh linked tables in Access?
To ensure that the data being linked to is up to date.
What is referential?
Referential Integrity is a set of rules that a DBMS (Database management system) follows to ensure that there are matching values in the common field used to create the relationship between related tables and that protects the data in related tables to make sure that data is not accidentally deleted or changed.
What is the name of The rules that ensure that data in related tables is not accidentally deleted or changed?
Constraints.
What data sources can be linked to in Access?
You can link excel tables, text files, access tables, ODBC tables
Is a line that Access draws between matching fields in two tables?
Join Line
What is A line that Access draws between matching fields in two tables?
Join Line
What is a line that is drawn between matching fields in two related tables?
Join Line
What is referencial integrity in access?
Referential Integrity is a set of rules that a DBMS (Database management system) follows to ensure that there are matching values in the common field used to create the relationship between related tables and that protects the data in related tables to make sure that data is not accidentally deleted or changed.
In access to create a relationship between two tables the two connected fields must have the same what?
Primary key
An access report can be generated from?
Reports in Access can be generated directly from database tables or through queries that have got their data from tables.
