public function init_charset()

public function determine_charset( $charset, $collate )

public function set_charset( $dbh, $charset = null, $collate = null )

public function set_sql_mode( $modes = array() )

public function set_prefix( $prefix, $set_table_names = true )

public function set_blog_id( $blog_id, $network_id = 0 )

public function get_blog_prefix( $blog_id = null )

public function tables( $scope = ‘all’, $prefix = true, $blog_id = 0 )

public function select( $db, $dbh = null )

public function _escape( $data )

public function escape_by_ref( &$string )

public function prepare( $query, $args )

public function esc_like( $text )

public function print_error( $str = ” )

public function show_errors( $show = true )

public function hide_errors()

public function suppress_errors( $suppress = true )

public function flush()

public function db_connect( $allow_bail = true )

public function parse_db_host( $host )

public function check_connection( $allow_bail = true )

public function query( $query )

public function placeholder_escape()

public function add_placeholder_escape( $query )

public function remove_placeholder_escape( $query )

public function insert( $table, $data, $format = null ) {

public function replace( $table, $data, $format = null )

public function update( $table, $data, $where, $format = null, $where_format = null )

public function delete( $table, $where, $where_format = null )

public function get_var( $query = null, $x = 0, $y = 0 )

public function get_row( $query = null, $output = OBJECT, $y = 0 )

public function get_col( $query = null , $x = 0 )

public function get_results( $query = null, $output = OBJECT )

public function get_col_charset( $table, $column )

public function get_col_length( $table, $column )

public function strip_invalid_text_for_column( $table, $column, $value )

public function get_col_info( $info_type = ‘name’, $col_offset = -1 )

public function timer_start()

public function timer_stop()

public function bail( $message, $error_code = ‘500’ )

public function close()

public function check_database_version()

public function supports_collation()

public function get_charset_collate()

public function has_cap( $db_cap )

public function get_caller()

public function db_version()