Denormalization is the process of adding redundant data to a database to improve performance. It involves duplicating data in multiple tables to avoid the need for complex joins.When students learn normalization, they understand how important it is to organize data ...Read more
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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
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
If you accidentally added a file or files using git add that you didn’t intend to include in your commit, you can undo the add operation by using the following command: git reset <file> Replace <file> with the name of the file ...Read more
Yes, it is possible to force “git pull” to overwrite local files by using the “–force” or “-f” option with the “git pull” command. Here are the steps to force “git pull” to overwrite local files:First, ensure that you have committed ...Read more
No, JSON does not support comments. According to the official JSON specification, comments are not allowed in JSON files. Any comments included in a JSON file will result in a syntax error when the file is parsed. However, you can ...Read more