MySQL
- Access denied for user 'root'@'localhost'
- Cannot add or update a child row: a foreign key constraint fails
- Duplicate entry 'x' for key 'PRIMARY'
- Duplicate entry for key
- Laravel: Error while sending STMT_PREPARE packet
- MySQL: Deadlock found when trying to get lock
- MySQL: Lock wait timeout exceeded
- PDOException: SQLSTATE connection refused
- Table 'database.table' doesn't exist
- Too many connections
- You have an error in your SQL syntax