Struct taos_query::prelude::Code

#[repr(transparent)]
pub struct Code(/* private fields */);

The error code.

Implementations

impl Code

pub fn success(&self) -> bool

Error code == 0. It should not raised in any real errors.

impl Code

Constants

pub const Failed: Code = _

👎Deprecated since 0.9.0: Use Code::FAILED instead

pub const Success: Code = _

👎Deprecated since 0.9.0: Use Code::SUCCESS instead

pub const FAILED: Code = _

pub const SUCCESS: Code = _

pub const COLUMN_EXISTS: Code = _

pub const COLUMN_NOT_EXIST: Code = _

pub const TAG_ALREADY_EXIST: Code = _

pub const TAG_NOT_EXIST: Code = _

pub const MODIFIED_ALREADY: Code = _

pub const INVALID_COLUMN_NAME: Code = _

pub const TABLE_NOT_EXIST: Code = _

pub const STABLE_NOT_EXIST: Code = _

pub const INVALID_ROW_BYTES: Code = _

pub const DUPLICATED_COLUMN_NAMES: Code = _

pub const NO_COLUMN_CAN_BE_DROPPED: Code = _

impl Code

pub const fn new(code: i32) -> Code

Code from raw primitive type.

Methods from Deref<Target = i32>

pub const MIN: i32 = -2_147_483_648i32

pub const MAX: i32 = 2_147_483_647i32

pub const BITS: u32 = 32u32

Trait Implementations

impl Clone for Code

fn clone(&self) -> Code

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Code

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

Formats the value using the given formatter.

impl Default for Code

fn default() -> Code

Returns the “default value” for a type.

impl Deref for Code

type Target = i32

The resulting type after dereferencing.

fn deref(&self) -> &<Code as Deref>::Target

Dereferences the value.

impl DerefMut for Code

fn deref_mut(&mut self) -> &mut <Code as Deref>::Target

Mutably dereferences the value.

impl<'de> Deserialize<'de> for Code

fn deserialize<__D>( __deserializer: __D ) -> Result<Code, <__D as Deserializer<'de>>::Error>where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for Code

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

Formats the value using the given formatter.

impl From<Code> for i32

fn from(c: Code) -> i32

Converts to this type from the input type.

impl From<Code> for i64

fn from(c: Code) -> i64

Converts to this type from the input type.

impl From<i16> for Code

fn from(c: i16) -> Code

Converts to this type from the input type.

impl From<i32> for Code

fn from(c: i32) -> Code

Converts to this type from the input type.

impl From<i64> for Code

fn from(c: i64) -> Code

Converts to this type from the input type.

impl From<i8> for Code

fn from(c: i8) -> Code

Converts to this type from the input type.

impl From<u16> for Code

fn from(c: u16) -> Code

Converts to this type from the input type.

impl From<u32> for Code

fn from(c: u32) -> Code

Converts to this type from the input type.

impl From<u64> for Code

fn from(c: u64) -> Code

Converts to this type from the input type.

impl From<u8> for Code

fn from(c: u8) -> Code

Converts to this type from the input type.

impl Hash for Code

fn hash<__H>(&self, state: &mut __H)where __H: Hasher,

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl LowerHex for Code

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

Formats the value using the given formatter.

impl PartialEq<Code> for Code

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

This method tests for self and other values to be equal, and is used by ==.

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.

impl PartialEq<i32> for Code

fn eq(&self, other: &i32) -> bool

This method tests for self and other values to be equal, and is used by ==.

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.

impl PartialEq<isize> for Code

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

This method tests for self and other values to be equal, and is used by ==.

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.

impl PartialEq<usize> for Code

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

This method tests for self and other values to be equal, and is used by ==.

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.

impl Serialize for Code

fn serialize<__S>( &self, __serializer: __S ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>where __S: Serializer,

Serialize this value into the given Serde serializer.

impl UpperHex for Code

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

Formats the value using the given formatter.

impl Copy for Code

impl Eq for Code

impl StructuralEq for Code

impl StructuralPartialEq for Code