<?php
namespace Illuminate\Database;
use Closure;
interface ConnectionInterface
{
/**
* Begin a fluent query against a database table.
*
* @param \Closure|\Illuminate\Database\Query\Builder|string $table
* @param string|null $as
* @return \Illuminate\Database\Query\Builder
*/
public function table($table, $as = null);
/**
* Get a new raw query expression.
*
* @param mixed $value
* @return \Illuminate\Database\Query\Expression
*/
public function raw($value);
/**
* Run a select statement and return a single result.
*
* @param string $query
* @param array $bindings
* @param bool $useReadPdo
* @return mixed
*/
public function selectOne($query, $bindings = [], $useReadPdo = true);
/**
* Run a select statement against the database.
*
* @param string $query
* @param array $bindings
* @param bool $useReadPdo
* @return array
*/
public function select($query, $bindings = [], $useReadPdo = true);
/**
* Run a select statement against the database and returns a generator.
*
* @param string $query
* @param array $bindings
* @param bool $useReadPdo
* @return \Generator
*/
public function cursor($query, $bindings = [], $useReadPdo = true);
/**
* Run an insert statement against the database.
*
* @param string $query
* @param array $bindings
* @return bool
*/
public function insert($query, $bindings = []);
/**
* Run an update statement against the database.
*
* @param string $query
* @param array $bindings
* @return int
*/
public function update($query, $bindings = []);
/**
* Run a delete statement against the database.
*
* @param string $query
* @param array $bindings
* @return int
*/
public function delete($query, $bindings = []);
/**
* Execute an SQL statement and return the boolean result.
*
* @param string $query
* @param array $bindings
* @return bool
*/
public function statement($query, $bindings = []);
/**
* Run an SQL statement and get the number of rows affected.
*
* @param string $query
* @param array $bindings
* @return int
*/
public function affectingStatement($query, $bindings = []);
/**
* Run a raw, unprepared query against the PDO connection.
*
* @param string $query
* @return bool
*/
public function unprepared($query);
/**
* Prepare the query bindings for execution.
*
* @param array $bindings
* @return array
*/
public function prepareBindings(array $bindings);
/**
* Execute a Closure within a transaction.
*
* @param \Closure $callback
* @param int $attempts
* @return mixed
*
* @throws \Throwable
*/
public function transaction(Closure $callback, $attempts = 1);
/**
* Start a new database transaction.
*
* @return void
*/
public function beginTransaction();
/**
* Commit the active database transaction.
*
* @return void
*/
public function commit();
/**
* Rollback the active database transaction.
*
* @return void
*/
public function rollBack();
/**
* Get the number of active transactions.
*
* @return int
*/
public function transactionLevel();
/**
* Execute the given callback in "dry run" mode.
*
* @param \Closure $callback
* @return array
*/
public function pretend(Closure $callback);
/**
* Get the name of the connected database.
*
* @return string
*/
public function getDatabaseName();
}