Namespace Illuminate\Database

Classes
Connection
DatabaseTransactionRecord
DatabaseTransactionsManager
Grammar

Interfaces
ConnectionInterface
ConnectionResolverInterface

Traits
DetectsConcurrencyErrors
DetectsLostConnections

Exceptions
LostConnectionException
MultipleColumnsSelectedException
MultipleRecordsFoundException
QueryException
RecordNotFoundException
RecordsNotFoundException

Namespaces
Illuminate\Database\Concerns
Illuminate\Database\Console
Illuminate\Database\Eloquent
Illuminate\Database\Migrations
Illuminate\Database\Query
Illuminate\Database\Schema