pub struct QueryRef<'a> { /* private fields */ }
Expand description
An immutable reference to a running query.
Gets information about the type and state of the query.
Gets execution statistics about the query.
For a multi-phase query such as put_record
, these are the
statistics of the current phase.
Immutably borrows from an owned value.
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Mutably borrows from an owned value.
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Returns the argument unchanged.
Calls U::from(self)
.
That is, this conversion is whatever the implementation of
From<T> for U
chooses to do.
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.