sqlx_mysql

Struct MySqlConnection

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pub struct MySqlConnection { /* private fields */ }
Expand description

A connection to a MySQL database.

Trait Implementations§

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impl<'c> Acquire<'c> for &'c mut MySqlConnection

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impl AnyConnectionBackend for MySqlConnection

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fn name(&self) -> &str

The backend name.
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fn close(self: Box<Self>) -> BoxFuture<'static, Result<()>>

Explicitly close this database connection. Read more
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fn ping(&mut self) -> BoxFuture<'_, Result<()>>

Checks if a connection to the database is still valid.
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fn begin(&mut self) -> BoxFuture<'_, Result<()>>

Begin a new transaction or establish a savepoint within the active transaction.
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fn commit(&mut self) -> BoxFuture<'_, Result<()>>

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fn rollback(&mut self) -> BoxFuture<'_, Result<()>>

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fn start_rollback(&mut self)

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fn shrink_buffers(&mut self)

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fn as_migrate(&mut self) -> Result<&mut (dyn Migrate + Send + 'static)>

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fn fetch_many<'q>( &'q mut self, query: &'q str, persistent: bool, arguments: Option<AnyArguments<'q>>, ) -> BoxStream<'q, Result<Either<AnyQueryResult, AnyRow>>>

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fn fetch_optional<'q>( &'q mut self, query: &'q str, persistent: bool, arguments: Option<AnyArguments<'q>>, ) -> BoxFuture<'q, Result<Option<AnyRow>>>

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fn prepare_with<'c, 'q: 'c>( &'c mut self, sql: &'q str, _parameters: &[AnyTypeInfo], ) -> BoxFuture<'c, Result<AnyStatement<'q>>>

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fn describe<'q>( &'q mut self, sql: &'q str, ) -> BoxFuture<'q, Result<Describe<Any>>>

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fn cached_statements_size(&self) -> usize

The number of statements currently cached in the connection.
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fn clear_cached_statements( &mut self, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + '_>>

Removes all statements from the cache, closing them on the server if needed.
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impl Connection for MySqlConnection

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type Database = MySql

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type Options = MySqlConnectOptions

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fn close(self) -> BoxFuture<'static, Result<(), Error>>

Explicitly close this database connection. Read more
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fn ping(&mut self) -> BoxFuture<'_, Result<(), Error>>

Checks if a connection to the database is still valid.
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fn cached_statements_size(&self) -> usize

The number of statements currently cached in the connection.
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fn clear_cached_statements(&mut self) -> BoxFuture<'_, Result<(), Error>>

Removes all statements from the cache, closing them on the server if needed.
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fn begin( &mut self, ) -> BoxFuture<'_, Result<Transaction<'_, Self::Database>, Error>>
where Self: Sized,

Begin a new transaction or establish a savepoint within the active transaction. Read more
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fn shrink_buffers(&mut self)

Restore any buffers in the connection to their default capacity, if possible. Read more
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fn transaction<'a, F, R, E>( &'a mut self, callback: F, ) -> Pin<Box<dyn Future<Output = Result<R, E>> + Send + 'a>>
where F: for<'c> FnOnce(&'c mut Transaction<'_, Self::Database>) -> Pin<Box<dyn Future<Output = Result<R, E>> + Send + 'c>> + 'a + for<'c> Send + for<'c> Sync, Self: Sized, R: Send, E: From<Error> + Send,

Execute the function inside a transaction. Read more
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fn connect( url: &str, ) -> Pin<Box<dyn Future<Output = Result<Self, Error>> + Send>>
where Self: Sized,

Establish a new database connection. Read more
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fn connect_with( options: &Self::Options, ) -> Pin<Box<dyn Future<Output = Result<Self, Error>> + Send + '_>>
where Self: Sized,

Establish a new database connection with the provided options.
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impl Debug for MySqlConnection

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

Formats the value using the given formatter. Read more
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impl<'c> Executor<'c> for &'c mut MySqlConnection

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type Database = MySql

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fn fetch_many<'e, 'q, E>( self, query: E, ) -> BoxStream<'e, Result<Either<MySqlQueryResult, MySqlRow>, Error>>
where E: Execute<'q, Self::Database> + 'q, 'c: 'e, 'q: 'e,

Execute multiple queries and return the generated results as a stream from each query, in a stream.
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fn fetch_optional<'e, 'q, E>( self, query: E, ) -> BoxFuture<'e, Result<Option<MySqlRow>, Error>>
where E: Execute<'q, Self::Database> + 'q, 'c: 'e, 'q: 'e,

Execute the query and returns at most one row.
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fn prepare_with<'e, 'q: 'e>( self, sql: &'q str, _parameters: &'e [MySqlTypeInfo], ) -> BoxFuture<'e, Result<MySqlStatement<'q>, Error>>
where 'c: 'e,

Prepare the SQL query, with parameter type information, to inspect the type information about its parameters and results. Read more
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fn execute<'e, 'q, E>( self, query: E, ) -> Pin<Box<dyn Future<Output = Result<<Self::Database as Database>::QueryResult, Error>> + Send + 'e>>
where 'q: 'e, 'c: 'e, E: 'q + Execute<'q, Self::Database>,

Execute the query and return the total number of rows affected.
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fn execute_many<'e, 'q, E>( self, query: E, ) -> Pin<Box<dyn Stream<Item = Result<<Self::Database as Database>::QueryResult, Error>> + Send + 'e>>
where 'q: 'e, 'c: 'e, E: 'q + Execute<'q, Self::Database>,

Execute multiple queries and return the rows affected from each query, in a stream.
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fn fetch<'e, 'q, E>( self, query: E, ) -> Pin<Box<dyn Stream<Item = Result<<Self::Database as Database>::Row, Error>> + Send + 'e>>
where 'q: 'e, 'c: 'e, E: 'q + Execute<'q, Self::Database>,

Execute the query and return the generated results as a stream.
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fn fetch_all<'e, 'q, E>( self, query: E, ) -> Pin<Box<dyn Future<Output = Result<Vec<<Self::Database as Database>::Row>, Error>> + Send + 'e>>
where 'q: 'e, 'c: 'e, E: 'q + Execute<'q, Self::Database>,

Execute the query and return all the generated results, collected into a Vec.
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fn fetch_one<'e, 'q, E>( self, query: E, ) -> Pin<Box<dyn Future<Output = Result<<Self::Database as Database>::Row, Error>> + Send + 'e>>
where 'q: 'e, 'c: 'e, E: 'q + Execute<'q, Self::Database>,

Execute the query and returns exactly one row.
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fn prepare<'e, 'q>( self, query: &'q str, ) -> Pin<Box<dyn Future<Output = Result<<Self::Database as Database>::Statement<'q>, Error>> + Send + 'e>>
where 'q: 'e, 'c: 'e,

Prepare the SQL query to inspect the type information of its parameters and results. Read more
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impl Migrate for MySqlConnection

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fn ensure_migrations_table(&mut self) -> BoxFuture<'_, Result<(), MigrateError>>

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fn dirty_version(&mut self) -> BoxFuture<'_, Result<Option<i64>, MigrateError>>

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fn list_applied_migrations( &mut self, ) -> BoxFuture<'_, Result<Vec<AppliedMigration>, MigrateError>>

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fn lock(&mut self) -> BoxFuture<'_, Result<(), MigrateError>>

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fn unlock(&mut self) -> BoxFuture<'_, Result<(), MigrateError>>

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fn apply<'e: 'm, 'm>( &'e mut self, migration: &'m Migration, ) -> BoxFuture<'m, Result<Duration, MigrateError>>

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fn revert<'e: 'm, 'm>( &'e mut self, migration: &'m Migration, ) -> BoxFuture<'m, Result<Duration, MigrateError>>

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