Forked from Razoxane/laravel_conditional_index_migration.php
Created
November 30, 2021 08:28
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Laravel - Create Index If Not Exists / Drop Index If Exists
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| <?php | |
| use Illuminate\Support\Facades\Schema; | |
| use Illuminate\Database\Schema\Blueprint; | |
| use Illuminate\Database\Migrations\Migration; | |
| class LaravelConditionalIndexMigration extends Migration | |
| { | |
| /** | |
| * Run the migrations. | |
| * | |
| * @return void | |
| */ | |
| public function up() | |
| { | |
| Schema::table('tablename', function (Blueprint $table) { | |
| $sm = Schema::getConnection()->getDoctrineSchemaManager(); | |
| $doctrineTable = $sm->listTableDetails('tablename'); | |
| if (! $doctrineTable->hasIndex('singlecolumnindexname')) { | |
| $table->index('column1', 'singlecolumnindexname'); | |
| } | |
| if (! $doctrineTable->hasIndex('multicolumnindexname')) { | |
| $table->index(['column2', 'column3'], 'multicolumnindexname'); | |
| } | |
| }); | |
| } | |
| /** | |
| * Reverse the migrations. | |
| * | |
| * @return void | |
| */ | |
| public function down() | |
| { | |
| Schema::table('tablename', function (Blueprint $table) { | |
| $sm = Schema::getConnection()->getDoctrineSchemaManager(); | |
| $doctrineTable = $sm->listTableDetails('tablename'); | |
| if ($doctrineTable->hasIndex('singlecolumnindexname')) { | |
| $table->dropIndex('singlecolumnindexname'); | |
| } | |
| if ($doctrineTable->hasIndex('multicolumnindexname')) { | |
| $table->dropIndex('multicolumnindexname'); | |
| } | |
| }); | |
| } | |
| } |
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