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These modifications could involve building new tables, changing current tables, adding or changing columns, and seeding the database with starting data.
In a migration class, you will find two methods: up and down. To expand your database with new tables, columns, or indexes, you can use the up method, and to undo the changes made by the up method, you can use the down method.
Migration files are in the database/migrations directory.
This post is focused on laravel migration changes
Laravel has many data kinds and limitations. These data types and restrictions can simply define database table structure in migrations.
UNION and UNION ALL are SQL operators utilised to combine two or more result sets. This enables the execution of multiple SELECT statements, retrieval of the desired results, and subsequent combination into a final, unified dataset.
A set of functions in Angular called lifecycle hooks run at particular times throughout a component's lifecycle. These techniques let you run execute logic or tasks at particular times during the Angular component lifetime.
The root component of lifecycle hooks in angular is created and rendered when the angular application starts. It then produces and renders its offspring as well as the offspring of its offspring . Angular components are arranged in kind of a tree.