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Distinguish between a relation and a relationship in database?
Relation is one record in the database or a tuple. Relationship is that how tables are connected to each other.
What is one to many relationship in database er diagram?
A one-to-many relationship means that one row in one of the tables will relate directly to many rows in the other table.
What is functional dependency in DBMS?
A key is a set of attributes that uniquely identifies an entire tuple, a function dependency allow us to express constraints that uniquely identify the values of certain attribute.
How are relationship between tables expressed in a relational database?
Tables are the basic building blocks of a relational database.
What is the transpose of a matrix?
Take each row and convert it into a column. The first row becomes the first column, the second row, the second column, etc.
A row of data in a database is called?
In database the data is stored in the form of a table. A table can be seen as some number of rows and columns. And the row of the database table is called a record .
What is a database row?
It would be known as a record or an older term is a tuple.
What is each row called in a database?
In database the data is stored in tables called database tables. These tables have rows and columns. Each row is called a tuple.
What is the row in a database?
In a database, a row is a single record or entry that contains information organized in fields or columns. Each row represents a unique set of data related to a specific entity or object in the database tables.
What is a term a developer uses for a record in a relational database?
A developer may refer to a record in a relational database as a "row" or a "tuple". This term is used to describe a single entry of data that contains information related to a specific entity in a database table.
What are the relationships that the relational database is named for?
In database theory, a relation is defined as a set of tuples that have the same attributes. A tuple is also known as a row or record.
What is tuple variables in dbms?
TUPLE : Is the "ROW" in a table
What would a developer of a relational database call a record?
They would call it a record, a row or a tuple.
Rows are called?
It depends on the context. On the periodic table, each row is called a period. When referring to a relational database, a row is sometimes called a record or tuple. Some synonyms for the word row are line, tier, file, rank, and column.
What is the most widely used database structure?
The table or tuple.
Eachrow of a database table is called a?
It is called a Record. An old term that is sometimes used is a tuple, but you will rarely hear that.
What is the difference between tuple and attribute?
TUPLE : Is the "ROW" in a table and ATTRIBUTE : Is the "COLUMN" and it can also be called as "ATTRIBUTE". Annapurna table is collection of attributes ..... attribute is nothing but property tuple is the collection of information abt the attributes of table for single instance
