pub struct ConnectionManager<T> { /* fields omitted */ }
An r2d2 connection manager for use with Diesel.
See the r2d2 documentation for usage examples.
Returns a new connection manager,
which establishes connections to the given database URL.
Performs copy-assignment from source
. Read more
Formats the value using the given formatter. Read more
The connection type this manager deals with.
The error type returned by Connection
s.
Attempts to create a new connection.
Determines if the connection is still connected to the database. Read more
Quickly determines if the connection is no longer usable. Read more
Convert self
to an expression for Diesel's query builder. Read more
Convert &self
to an expression for Diesel's query builder. Read more
Creates owned data from borrowed data, usually by cloning. Read more
🔬 This is a nightly-only experimental API. (toowned_clone_into
)
recently added
Uses borrowed data to replace owned data, usually by cloning. Read more
🔬 This is a nightly-only experimental API. (try_from
)
The type returned in the event of a conversion error.
🔬 This is a nightly-only experimental API. (try_from
)
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more
🔬 This is a nightly-only experimental API. (try_from
)
The type returned in the event of a conversion error.
🔬 This is a nightly-only experimental API. (try_from
)
🔬 This is a nightly-only experimental API. (get_type_id
)
this method will likely be replaced by an associated static