Class MDatabaseConnection

description

Namespace: webfilesframework\core\datasystem\database
Author: Sebastian Monzel < mail@sebastianmonzel.de >
Since: 0.1.7
Located at core/datasystem/database/MDatabaseConnection.php

Methods summary
`public`	# `__construct( string $host = null, string $database = null, string $tablePrefix = null, string $username = null, string $password = null )` Parameters `$host` the host to connect to. `$database` the database to connect to. `$tablePrefix` the table prefix used for the actual connection to the database. `$username` the username for the connection. `$password` the password for the connection.
`public static object`	# `getInstance( String $instanceName )` multiton to administrate the instances of the connection and global accessing multiton to administrate the instances of the connection and global accessing Parameters `$instanceName` Returns object
`public`	# `connect( )` connects to the database server connects to the database server
`public`	# `close( )` closes the connection closes the connection
`public boolean\|mysqli_result`	# `query( $sqlCommand )` queries the database with the specified sql command queries the database with the specified sql command Parameters `$sqlCommand` Returns boolean\|mysqli_result Throws `webfilesframework\MWebfilesFrameworkException`
`public webfilesframework\core\datastore\types\database\resultHandler\MIResultHandler`	# `queryAndHandle( $sqlCommand )` Parameters `$sqlCommand` Returns `webfilesframework\core\datastore\types\database\resultHandler\MIResultHandler` Throws `webfilesframework\MWebfilesFrameworkException`
`public`	# `getError( )` prints last error of the connection prints last error of the connection
`public integer`	# `getInsertId( )` returns id of a last insert query returns id of a last insert query Returns integer
`public String`	# `getHost( )` returns the hostname of the databaseserver returns the hostname of the databaseserver Returns String
`public String`	# `getUsername( )` returns the name of the user connected to the database server returns the name of the user connected to the database server Returns String
`public null\|string`	# `getPassword( )` Returns null\|string
`public null\|string`	# `getDatabaseName( )` Returns null\|string
`public`	# `setDatabaseName( $databaseName )` Sets the database for the given connection Sets the database for the given connection Parameters `$databaseName`
`public`	# `getTablePrefix( )` Returns the table prefix used for the given connection. Returns the table prefix used for the given connection.