Struct mysql_async::Conn

pub struct Conn { /* fields omitted */ }

Mysql connection

Methods

impl Conn

fn new<O>(opts: O, handle: &Handle) -> NewConn where
    O: Into<Opts>, 

Returns future that resolves to Conn.

fn ping(self) -> Ping

Returns future that resolves to Conn if COM_PING executed successfully.

fn query<Q: AsRef<str>>(self, query: Q) -> Query

Returns future that executes query and resolves to TextQueryResult.

fn first<R, Q>(self, query: Q) -> First<R> where
    Q: AsRef<str>,
    R: FromRow, 

Returns future that resolves to a first row of result of a query execution (if any).

fn drop_query<Q: AsRef<str>>(self, query: Q) -> DropQuery

Returns future that performs query, drops result and resolves to Conn.

fn prepare<Q>(self, query: Q) -> Prepare where
    Q: AsRef<str>, 

Returns future that resolves to a Stmt.

fn prep_exec<Q, P>(self, query: Q, params: P) -> PrepExec where
    Q: AsRef<str>,
    P: Into<Params>, 

Returns future that prepares and executes statement in one pass and resolves to BinQueryResult.

fn first_exec<R, Q, P>(self, query: Q, params: P) -> FirstExec<R> where
    Q: AsRef<str>,
    P: Into<Params>,
    R: FromRow, 

Returns future that resolves to a first row of result of a statement execution (if any).

Returned future will call R::from_row(row) internally.

fn drop_exec<Q, P>(self, query: Q, params: P) -> DropExec where
    Q: AsRef<str>,
    P: Into<Params>, 

Returns future that prepares and executes statement, drops result and resolves to Conn.

fn batch_exec<Q, P>(self, query: Q, params_vec: Vec<P>) -> BatchExec where
    Q: AsRef<str>,
    P: Into<Params>, 

Returns future that prepares statement, performs batch execution and resolves to Conn.

All results will be dropped.

fn reset(self) -> Reset

Returns future that resolves to a Conn with COM_RESET_CONNECTION executed on it.

fn disconnect(self) -> Disconnect

Returns future that consumes Conn and disconnects it from a server.

fn start_transaction(
    self,
    consistent_snapshot: bool,
    isolation_level: Option<IsolationLevel>,
    readonly: Option<bool>
) -> StartTransaction

Returns future that starts transaction and resolves to Transaction.

Trait Implementations

impl Drop for Conn

fn drop(&mut self)

A method called when the value goes out of scope.

impl Debug for Conn

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.