Fiona Brown
Key Difference between Rows and Column A row is a series of data put out horizontally in a table or spreadsheet, while a column is a vertical series of cells in a chart, table, or spreadsheet. Rows go across from left to right. On the other hand, Columns are arranged from up to down. In…
Fiona Brown
Key Difference between Primary Key and Unique Key There can be one primary key in a table, while there can be multiple unique keys in the table. The purpose of the primary key is to enforce entity integrity; on the other hand, the purpose of the unique key is to enforce unique data. In primary…
Fiona Brown
Key Differences between Primary Key vs Foreign Key A primary key constraint is a column that uniquely identifies every row in the table of the relational database management system, while a foreign key is a column that creates a relationship between two tables. The primary key never accepts null values, whereas the foreign key may…
Fiona Brown
Key Difference between Clustered and Non-clustered Index A cluster index is a type of index that sorts the data rows in the table on their key values, whereas the Non-clustered index stores the data at one location and indices at another location. Clustered index stores data pages in the leaf nodes of the index, while…
Fiona Brown
Key Differences between SQL and NoSQL SQL pronounced as “S-Q-L” or as “See-Quel” is primarily called RDBMS or Relational Databases, whereas NoSQL is a Non-relational or Distributed Database. Comparing SQL vs NoSQL databases, SQL databases are table-based databases, whereas NoSQL databases can be document-based, key-value pairs, and graph databases. SQL databases are vertically scalable, while…
Fiona Brown
Key Difference Between File System and DBMS A file system is software that manages and organizes the files in a storage medium, whereas a DBMS is a software application that is used for accessing, creating, and managing databases. The file system doesn’t have a crash recovery mechanism; on the other hand, the DBMS provides a…
Fiona Brown
In this RDBMS vs DBMS tutorial, we will learn about main RDBMS and DBMS difference. But before that, let’s learn: What is DBMS? A DBMS is a software used to store and manage data. The DBMS was introduced during 1960’s to store any data. It also offers manipulation of the data like insertion, deletion, and…
Fiona Brown
What is Microsoft Access? Microsoft Access is a Database Management System offered by Microsoft. It uses the Microsoft Jet Database Engine and comes as a part of the Microsoft Office suite of application. Microsoft Access offers the functionality of a database and the programming capabilities to create easy to navigate screens (forms). It helps you…
Fiona Brown
What is Indexing? Indexing is a data structure technique which allows you to quickly retrieve records from a database file. An Index is a small table having only two columns. The first column comprises a copy of the primary or candidate key of a table. Its second column contains a set of pointers for holding…
Fiona Brown
What is Join in DBMS? Join in DBMS is a binary operation which allows you to combine join product and selection in one single statement. The goal of creating a join condition is that it helps you to combine the data from two or more DBMS tables. The tables in DBMS are associated using the…
End of content
End of content