void rollBack() Rollback the active database transaction. Return Value void

Builder|Builder whereColumn(string|array $first, string|null $operator = null, string|null $second = null, string|null $boolean = 'and') Add a "where" clause comparing two columns to the query. Parameters string|array $first string|null $operator string|null $second string|null $boolean Return Value Builder|Builder

static void observe(object|string $class, int $priority) Register an observer with the Model. Parameters object|string $class int $priority Return Value void

mixed first(array $columns = array('*')) Execute the query and get the first result. Parameters array $columns Return Value mixed

void warn(string $string, null|int|string $verbosity = null) Write a string as warning output. Parameters string $string null|int|string $verbosity Return Value void

void error(string $string) Write a string as error output. Parameters string $string Return Value void

array when() Get the events that trigger this service provider to register. Return Value array

void __construct(Connection $connection) Create a new database Schema manager. Parameters Connection $connection Return Value void

mixed sum(string $column) Retrieve the sum of the values of a given column. Parameters string $column Return Value mixed

Fluent integer(string $column, bool $autoIncrement = false, bool $unsigned = false) Create a new integer (4-byte) column on the table. Parameters string $column bool $autoIncrement bool $unsigned Return Value Fluent