In Laravel, you can use the Query Builder to perform update operations on database records. You can specify which records to update based on a condition. Here's how to write an update query in Laravel using the Query Builder:
php
use Illuminate\Support\Facades\DB;
// Update records based on a WHERE condition
DB::table('your_table_name')
->where('column_name', '=', 'value_to_match')
->update([
'column_to_update' => 'new_value',
// You can add more columns to update as needed
]);
Replace the following placeholders with your actual data:
'your_table_name'
: The name of the database table in which you want to update records.'column_name'
: The name of the column you want to use as a condition.'value_to_match'
: The value to match in the specified column to determine which records should be updated.'column_to_update'
: The name of the column you want to update.'new_value'
: The new value you want to set for the specified column.
You can also use other comparison operators in the where
clause, such as <
, <=
, >
, >=
, and <>
(not equal), depending on your specific needs.
Here's an example of updating records in a users
table where the status
column is equal to 'active'
and setting the role
column to 'admin'
for those records:
php
use Illuminate\Support\Facades\DB;
DB::table('users')
->where('status', '=', 'active')
->update([
'role' => 'admin',
]);
This code will update all records in the users
table where the status
column is equal to 'active'
and set their role
column to 'admin'
.
You can chain multiple where
conditions and update multiple columns as needed to perform more complex update operations on your database records.
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