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What are the example of field that contains subfield?
The set of complex numbers is a field which contains the set of real numbers as a proper subfield.
A relation in which every x-value has a unique y-value?
A Function
In a data set can there be two of the same z scores?
Every unique value has a unique distance from the mean, which leads to a unique z-score.
Contains the numerical value of zero?
blank cell
What is the value of gravitational field at infinity?
zero
A field or a combination of fields that has a unique value is a?
A unique value is a distinct data point that differentiates one record from another in a database. When a field or combination of fields in a database table has a unique value, it means that no other records can have the same value for that particular field or combination of fields, ensuring data integrity and preventing duplication.
What is a field that has a unique value for each record in a database?
Primary key
What allows a builder to positively indicate when a field is not unique meaning that the value in that field might be the same for more than one record?
The builder can indicate that a field is not unique by choosing to allow duplicate entries in that field. This means that multiple records can have the same value in that field without triggering an error. This setting is usually controlled in the database schema or data model during the design phase.
What are field can be used as primary key?
A field or set a of fields Êin a database tableÊwith unique values Êcan be used as a primary key.ÊPrimary key field cannot have a null value.
What type of field cannot hold duplicate value in ms access?
A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.A primary key field is always unique. Any other field that you have can be set to not allow duplicate values if necessary too.
What is a common field in database?
A common field in a database is the "primary key". It is a unique identifier for each record in a database table and is used to uniquely identify each row. It is typically a numerical value or a combination of values that ensures each record is distinct from all others.
What does it means not qualify a column in using clause?
Column names do not have to be unique within a database; they only have to be unique within a particular table. If a query joins two table where each contains a field with the same name and that field is specified in the SELECT or WHERE clause, not qualifying the column name with the table name results in ambiguity as to which field is desired.
What is difference between null value and not null value?
In databases: Null Value: Represents the absence of a value or an unknown value. It indicates that the data is missing or not applicable. Not Null Value: Indicates that a field contains a valid, defined value. It means the data is present and has been explicitly set.
Every chemical compound is unique and different from the it contains.?
Every chemical compound is unique and different from the ELEMENTS it contains
Which liquor contains a worm as a unique feature?
Mezcal is a type of liquor that sometimes contains a worm as a unique feature.
What is the definition of field value?
The data entered into a field is called the field value.
What are field property in database?
is where the properties in the field is unique
