The MySQLi class

简介

Represents a connection between PHP and a MySQL database.

Class synopsis

MySQLi

MySQLi {

/* Properties */

int $affected_rows;

string $connect_errno;

string $connect_error;

int $errno;

string $error;

int $field_count;

string $host_info;

string $protocol_version;

string $server_info;

int $server_version;

string $info;

int $insert_id;

string $sqlstate;

int $thread_id;

int $warning_count;

/* Methods */

int mysqli_affected_rows ( mysqli $link )

bool mysqli::autocommit ( bool $mode )

bool mysqli::change_user ( string $user , string $password , string $database )

string mysqli::character_set_name ( void )

bool mysqli::close ( void )

bool mysqli::commit ( void )

int mysqli_connect_errno ( void )

string mysqli_connect_error ( void )

mysqli mysqli_connect ([ string $host=ini_get("mysqli.default_host") [, string $username=ini_get("mysqli.default_user") [, string $passwd=ini_get("mysqli.default_pw") [, string $dbname="" [, int $port=ini_get("mysqli.default_port") [, string $socket=ini_get("mysqli.default_socket") ]]]]]] )

bool mysqli::debug ( string $message )

bool mysqli::dump_debug_info ( void )

int mysqli_errno ( mysqli $link )

string mysqli_error ( mysqli $link )

int mysqli_field_count ( mysqli $link )

bool mysqli::get_cache_stats ( void )

object mysqli::get_charset ( void )

string mysqli::get_client_info ( void )

bool mysqli::get_client_stats ( void )

int mysqli::get_client_version ( void )

bool mysqli::get_connection_stats ( void )

string mysqli_get_host_info ( mysqli $link )

int mysqli_get_proto_info ( mysqli $link )

string mysqli_get_server_info ( mysqli $link )

int mysqli_get_server_version ( mysqli $link )

object mysqli::get_warnings ( void )

string mysqli_info ( mysqli $link )

mysqli init ( void )

int mysqli_insert_id ( mysqli $link )

bool mysqli::kill ( int $processid )

bool mysqli::more_results ( void )

bool mysqli::multi_query ( string $query )

bool mysqli::next_result ( void )

bool mysqli::options ( int $option , mixed $value )

bool mysqli::ping ( void )

public int mysqli::poll ( array &$read , array &$error , array &$reject , int $sec [, int $usec ] )

mysqli_stmt prepare ( string $query )

mixed mysqli::query ( string $query [, int $resultmode ] )

bool mysqli::real_connect ([ string $host [, string $username [, string $passwd [, string $dbname [, int $port [, string $socket [, int $flags ]]]]]]] )

string mysqli::escape_string ( string $escapestr )

bool real_query ( string $query )

public mysqli_result mysqli::reap_async_query ( void )

bool mysqli::rollback ( void )

bool mysqli::select_db ( string $dbname )

bool mysqli::set_charset ( string $charset )

void mysqli_set_local_infile_default ( mysqli $link )

bool mysqli_set_local_infile_handler ( mysqli $link , callback $read_func )

string mysqli_sqlstate ( mysqli $link )

bool mysqli::ssl_set ( string $key , string $cert , string $ca , string $capath , string $cipher )

string mysqli::stat ( void )

mysqli_stmt stmt_init ( void )

mysqli_result store_result ( void )

int mysqli_thread_id ( mysqli $link )

bool mysqli_thread_safe ( void )

mysqli_result use_result ( void )

int mysqli_warning_count ( mysqli $link )

}

mysqli->affected_rows — Gets the number of affected rows in a previous MySQL operation
mysqli::autocommit — Turns on or off auto-commiting database modifications
mysqli::change_user — Changes the user of the specified database connection
mysqli::character_set_name — Returns the default character set for the database connection
mysqli::close — Closes a previously opened database connection
mysqli::commit — Commits the current transaction
mysqli->connect_errno — Returns the error code from last connect call
mysqli->connect_error — Returns a string description of the last connect error
mysqli::__construct — Open a new connection to the MySQL server
mysqli::debug — Performs debugging operations
mysqli::dump_debug_info — Dump debugging information into the log
mysqli->errno — Returns the error code for the most recent function call
mysqli->error — Returns a string description of the last error
mysqli->field_count — Returns the number of columns for the most recent query
mysqli::get_cache_stats — Returns client Zval cache statistics
mysqli::get_charset — Returns a character set object
mysqli::get_client_info — Returns the MySQL client version as a string
mysqli::get_client_stats — Returns client per-process statistics
mysqli::get_client_version — Get MySQL client info
mysqli::get_connection_stats — Returns statistics about the client connection
mysqli->host_info — Returns a string representing the type of connection used
mysqli->protocol_version — Returns the version of the MySQL protocol used
mysqli->server_info — Returns the version of the MySQL server
mysqli->server_version — Returns the version of the MySQL server as an integer
mysqli::get_warnings — 说明
mysqli->info — Retrieves information about the most recently executed query
mysqli::init — Initializes MySQLi and returns a resource for use with mysqli_real_connect()
mysqli->insert_id — Returns the auto generated id used in the last query
mysqli::kill — Asks the server to kill a MySQL thread
mysqli::more_results — Check if there are any more query results from a multi query
mysqli::multi_query — Performs a query on the database
mysqli::next_result — Prepare next result from multi_query
mysqli::options — Set options
mysqli::ping — Pings a server connection, or tries to reconnect if the connection has gone down
mysqli::poll — Poll connections
mysqli::prepare — Prepare a SQL statement for execution
mysqli::query — Performs a query on the database
mysqli::real_connect — Opens a connection to a mysql server
mysqli::real_escape_string — Escapes special characters in a string for use in a SQL statement, taking into account the current charset of the connection
mysqli::real_query — Execute an SQL query
mysqli::reap_async_query — Get result from async query
mysqli::rollback — Rolls back current transaction
mysqli::select_db — Selects the default database for database queries
mysqli::set_charset — Sets the default client character set
mysqli::set_local_infile_default — Unsets user defined handler for load local infile command
mysqli::set_local_infile_handler — Set callback function for LOAD DATA LOCAL INFILE command
mysqli->sqlstate — Returns the SQLSTATE error from previous MySQL operation
mysqli::ssl_set — Used for establishing secure connections using SSL
mysqli::stat — Gets the current system status
mysqli::stmt_init — Initializes a statement and returns an object for use with mysqli_stmt_prepare
mysqli::store_result — Transfers a result set from the last query
mysqli::thread_id — Returns the thread ID for the current connection
mysqli::thread_safe — Returns whether thread safety is given or not
mysqli::use_result — Initiate a result set retrieval
mysqli::warning_count — Returns the number of warnings from the last query for the given link

The MySQLi class

简介

Class synopsis

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