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How are relationship between tables expressed in a relational database?
Tables are the basic building blocks of a relational database.
What is the most common type of relationship between tables in a relational database?
one-to-many relationship
What is the difference between relation and table in data base?
Table is where the data is stored and in a well designed schema a table represents some real world object such as CUSTOMER, ORDER, etc., Now the real world objects have relationships. For example, a CUSTOMER has many ORDERS. To represent this relationship a database relationship was invented.
Differentiate a relation to a function?
A function is a special type of relation. So first let's see what a relation is. A relation is a diagram, equation, or list that defines a specific relationship between groups of elements. Now a function is a relation whose every input corresponds with a single output.
What is the Difference between relation schema and relation instance?
difference between relation sehema and relation instance in dbms
What is the difference between relation and relationship in database?
Relation: In Database a relation represents a table or an entity that contain diffrenet attributes.An Entity constructs a relation(table) in DBMS . Relationship: In Data base relationship is that how the two entities are connected to each other ,i.e what kind of relationship type they hold between them.Primary/Foreign key is used to specify or hold this relationship. By Tanzeel Ur Rahman Bhatti
What is the relationship between physical and biological?
distinguish the relationship between Biology and physical science?
What is relation in terms of database management system?
A relation is an assciation between two or more entities.
What is difference between primary key and foreign key?
A primary key is an attribute (or combination of attributes) that uniquely identifies each row in a relation. A primary key is designated by underlining the attribute name. The primary key of an entity set allows us to distinguish among the various entities of the set. A foreign key is an attribute in a relation of database that serves as the primary key of another relation in the same database.
What is the relationship between state and law?
Distinguish between a public law relationship and a private law relationship.
An association between entities is known as?
Database
Binary relationship in database?
A binary relationship is a type of relationship between the entities, which links to types of entities in it.
What is network relationship?
It is the relation between computers in network.
What is the relationship between chemical equation and mole?
There is no relation.
What is the relationship between the universe and spontaneous generation?
There is no relation.
How are relationship between tables expressed in a relational database?
Tables are the basic building blocks of a relational database.
What is the most common type of relationship between tables in a relational database?
one-to-many relationship
