A foreign key is a column or set of columns in a table that refers to the primary key of another table. It is used to establish a relationship between two tables.When we study databases, one important idea is how ...Read more
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Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity. It involves dividing larger tables into smaller, more manageable tables and creating relationships between them.When students first learn how to design databases, one ...Read more
To open a popup modal using Bootstrap, you’ll need to include the Bootstrap CDN and the necessary JavaScript code in your HTML file. Here are the steps:Include the Bootstrap CSS and JS files in the head section of your HTML ...Read more
A view is a virtual table that is created based on the result of a query, while a table is a physical object that stores data in a database. Views are used to provide a customized view of the data ...Read more
What is a primary key?When we work with databases, one of the first ideas we must understand is how to uniquely identify each record. Just like every student in a class has a unique roll number, every row in a ...Read more
To rename a local Git branch, follow these steps: 1. Switch to the branch you want to rename: git checkout <old-branch-name> 2. Rename the branch using the git branch command: git branch -m <new-branch-name> Alternatively, you can use the longer form of the command: git branch ...Read more