Struct taos_query::Dsn

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pub struct Dsn {
    pub driver: String,
    pub protocol: Option<String>,
    pub username: Option<String>,
    pub password: Option<String>,
    pub addresses: Vec<Address>,
    pub path: Option<String>,
    pub subject: Option<String>,
    pub params: BTreeMap<String, String>,
}
Expand description

A DSN(Data Source Name) parser.

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§driver: String§protocol: Option<String>§username: Option<String>§password: Option<String>§addresses: Vec<Address>§path: Option<String>§subject: Option<String>§params: BTreeMap<String, String>

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impl Dsn

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pub fn from_regex(input: &str) -> Result<Dsn, DsnError>

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impl Dsn

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pub fn drain_params(&mut self) -> BTreeMap<String, String>

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pub fn set( &mut self, key: impl Into<String>, value: impl Into<String>, ) -> Option<String>

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pub fn get(&self, key: impl AsRef<str>) -> Option<&String>

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pub fn remove(&mut self, key: impl AsRef<str>) -> Option<String>

Trait Implementations§

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impl Clone for Dsn

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fn clone(&self) -> Dsn

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Dsn

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

Formats the value using the given formatter. Read more
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impl Default for Dsn

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fn default() -> Dsn

Returns the “default value” for a type. Read more
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impl Display for Dsn

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

Formats the value using the given formatter. Read more
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impl FromStr for Dsn

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type Err = DsnError

The associated error which can be returned from parsing.
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fn from_str(s: &str) -> Result<Dsn, <Dsn as FromStr>::Err>

Parses a string s to return a value of this type. Read more
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impl IntoDsn for &Dsn

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impl IntoDsn for Dsn

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impl PartialEq for Dsn

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fn eq(&self, other: &Dsn) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl TryFrom<&Dsn> for Dsn

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type Error = DsnError

The type returned in the event of a conversion error.
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fn try_from(value: &Dsn) -> Result<Dsn, <Dsn as TryFrom<&Dsn>>::Error>

Performs the conversion.
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impl TryFrom<&String> for Dsn

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type Error = DsnError

The type returned in the event of a conversion error.
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fn try_from(value: &String) -> Result<Dsn, <Dsn as TryFrom<&String>>::Error>

Performs the conversion.
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impl TryFrom<&str> for Dsn

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type Error = DsnError

The type returned in the event of a conversion error.
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fn try_from(value: &str) -> Result<Dsn, <Dsn as TryFrom<&str>>::Error>

Performs the conversion.
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impl TryFrom<String> for Dsn

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type Error = DsnError

The type returned in the event of a conversion error.
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fn try_from(value: String) -> Result<Dsn, <Dsn as TryFrom<String>>::Error>

Performs the conversion.
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impl Eq for Dsn

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impl StructuralPartialEq for Dsn

Auto Trait Implementations§

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impl Freeze for Dsn

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impl RefUnwindSafe for Dsn

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impl Send for Dsn

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impl Sync for Dsn

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impl Unpin for Dsn

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impl UnwindSafe for Dsn

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, U> Into<U> 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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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.