データベース
- Access denied for user 'root'@'localhost'
- ActiveRecord::RecordNotFound
- AWS RDS: Too many connections
- Can't reach database server
- could not connect to server: Connection refused
- DynamoDB: ProvisionedThroughputExceededException
- GraphQL N+1 Query Problem
- index_not_found_exception
- MongoDB: connect ECONNREFUSED
- MongooseServerSelectionError: connection refused
- OperationalError: no such table
- PDOException: SQLSTATE connection refused
- PrismaClientInitializationError: Unable to require prisma/client
- SQLSTATE[HY000] [2002] Connection refused
- Table 'database.table' doesn't exist
- There is not enough information to infer relation