From the documentation, my understanding is that when a ROLLBACK command is issued in a transaction, PostgreSQL typically employs the Write-Ahead Logging (WAL) mechanism to undo the changes made within that transaction. However, because changes made to UNLOGGED tables bypass…
I want to write down() function in migration and after run rollback command I'm getting error. Migration that i want to rollback looks like this: public function up(): void { Schema::table('posts', function (Blueprint $table) { $table->foreignId('competition_id')->after('content_id')->nullable()->constrained('competitions'); $table->unique(['account_id', 'competition_id']); }); }…
I am struggling like hell to make old python scripts work, and it is driving me crazy. I truly thought scripts from 4 years ago wouldn't be so hard to run today... So I am trying to run this project…
Is there anything one cannot do (and then rollback safely) in transaction? My transaction is a simple test of a major, disruptive change in a production database. The SQL code wrapped in a transaction consists of statements such as below.…
Transaction does not rollback when exception occurs outside controller The methods used inside the register function are implemented in a trait, and all side methods throw an exception in case of an error. But unfortunately, when an exception is thrown…