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What is a simple attribute in dbms?
database simple attritbute
What is key attribute and non key attribute?
A key attribute is a characteristic of an entity that uniquely identifies each instance of that entity in a database, such as a primary key in a table. For example, in a customer database, a customer ID serves as a key attribute. In contrast, a non-key attribute provides additional information about the entity but does not uniquely identify it; for instance, a customer's name or email address would be considered non-key attributes. Together, key and non-key attributes help structure and define the data within a database.
How are the simple coding of php with database?
Working with mySQL databases: <?php // Connects to the database mysql_connect(servername,username,password); // Inserts into a database mysql_query(INSERT INTO table(cat1, cat2, cat3) VALUES(one,two,three)); ?>
What is primary key constraint?
Primary Key is a Constraint Used to avoid Duplicate entries in database table and you define primary key the column doesn't allow NULL values.
What does a primary key do?
A primary key is a unique identifier for a record in a database table, ensuring that each entry is distinct and can be accurately referenced. It prevents duplicate records and enforces data integrity by establishing a reliable way to access and manipulate data. Additionally, a primary key can facilitate relationships between different tables in a relational database.
What is an artificial key?
An artificial key is a surrogate key, often an auto-incremented numeric value, used to uniquely identify records in a database when a natural key is not available or appropriate. Artificial keys are generated and managed by the database system, providing a simple and efficient way to uniquely identify records.
What is the primary key field of a database?
its a unique key use to identify data in database
Why is a Key important in a database?
a key is important in a database because using of that key only we can identify a unique attribute.
What is a simple attribute in dbms?
database simple attritbute
When was Simple Object Database Access created?
Simple Object Database Access was created on 2002-04-16.
When was Polymorphic simple sequence repeats database created?
Polymorphic simple sequence repeats database was created in 2010.
What is a key field in database?
i key field is a field with with a key in the middle :)
What software has the use of queries and reports as key functions?
database
Types of keys?
There are many keys in database each having particular use. Types of keys in database are : Primary key, candidate key, alternate key, foreign key, surrogate key.
What is Difference between real time database and simple database?
the difference is about the transactions. the normal database is not included deadline, but the real time database is.
Why does your MS Access icon look like a record?
Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.Access is a database. Records are what each set of data is, so they are a key aspect of Access and any database. So that is why the icon is like it is.
What is the different between an electronic database and manual database?
A manual database is MANUAL and an electronic is electronic LOL! Simple :P
