Struct PgResult

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pub struct PgResult { /* private fields */ }

Expand description

Safe wrapper for PostgreSQL result

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impl PgResult

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pub fn status(&self) -> ExecStatusType

Get the execution status

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pub fn is_ok(&self) -> bool

Check if the result is OK

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pub fn ntuples(&self) -> i32

Get number of tuples (rows)

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pub fn nfields(&self) -> i32

Get number of fields (columns)

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pub fn get_value(&self, row: i32, col: i32) -> Option<String>

Get a field value as string

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pub fn error_message(&self) -> Option<String>

Get error message if any

Trait Implementations§

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impl Drop for PgResult

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fn drop(&mut self)

Executes the destructor for this type. Read more

Auto Trait Implementations§

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impl UnwindSafe for PgResult

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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impl<T, U> Into for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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