Access Chapter 2 Flashcards
Wildcard
A special character that can represent one or more characters in the criterion of a query.
Field Property
A characteristic of a field that determines how a field looks and behaves.
AND Logical Operator
Returns only records that meet all criteria.
Criteria Row
A row in the Query Design view that determines which records will be selected.
Data Type
Determines the type of data that can be entered and the operations that can be performed on that data.
Caption Property
Used to create a more readable label that displays in the top row in Datasheet view and in forms and reports.
Query
Enables you to ask questions about the data stored in a database.
Null
The term Access uses to describe a blank field.
AutoNumber
A data type that is a number that automatically increments each time a record is added.
Data Redundancy
The unnecessary storing of duplicate data in two or more tables.
Number Data Type
A data type that can store only numerical data.
One-to-many Relationship
A relationship established when the primary key value in the primary table can match many of the foreign key values in the related table.
Foreign Key
A field in one table that is also the primary key of another table.
Cascade Update Related Fields
An option that directs Access to automatically update all foreign key values in a related table when the primary key value is modified in a primary table.
Referential Integrity
Rules in a database that are used to preserve relationships between tables when records are changed.