Optimize target type + ID index for more realistic use cases (#8923)

Per https://youtu.be/EOXgHH4-WX4?t=1378 or thereabouts
This commit is contained in:
Ian Littman 2021-01-26 14:08:25 -06:00 committed by GitHub
parent a48d09f37e
commit 1d7d31b9ae
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23

View file

@ -0,0 +1,40 @@
<?php
use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
class SwapTargetTypeIndexOrder extends Migration
{
/**
* Run the migrations.
*
* @return void
*/
public function up()
{
Schema::table('action_logs', function (Blueprint $table) {
$table->dropIndex(['target_id', 'target_type']);
});
Schema::table('action_logs', function (Blueprint $table) {
$table->index(['target_type', 'target_id']);
});
}
/**
* Reverse the migrations.
*
* @return void
*/
public function down()
{
Schema::table('action_logs', function (Blueprint $table) {
$table->dropIndex(['target_type', 'target_id']);
});
Schema::table('action_logs', function (Blueprint $table) {
$table->index(['target_id', 'target_type']);
});
}
}