Struct ColumnAttribute 

pub struct ColumnAttribute(/* private fields */);

Implementations

impl ColumnAttribute

pub const UNSET: ColumnAttribute

pub const INDEXED: ColumnAttribute

Index no unique

pub const AUTO_INC: ColumnAttribute

Generate the next [Sequence]

pub const UNIQUE: ColumnAttribute

Index unique

pub const IDENTITY: ColumnAttribute

Unique + AutoInc

pub const PRIMARY_KEY: ColumnAttribute

Primary key column (implies Unique)

pub const PRIMARY_KEY_AUTO: ColumnAttribute

PrimaryKey + AutoInc

pub const PRIMARY_KEY_IDENTITY: ColumnAttribute

PrimaryKey + Identity

impl ColumnAttribute

pub const fn empty() -> ColumnAttribute

Get a flags value with all bits unset.

pub const fn all() -> ColumnAttribute

Get a flags value with all known bits set.

pub const fn bits(&self) -> u8

Get the underlying bits value.

The returned value is exactly the bits set in this flags value.

pub const fn from_bits(bits: u8) -> Option<ColumnAttribute>

Convert from a bits value.

This method will return None if any unknown bits are set.

pub const fn from_bits_truncate(bits: u8) -> ColumnAttribute

Convert from a bits value, unsetting any unknown bits.

pub const fn from_bits_retain(bits: u8) -> ColumnAttribute

Convert from a bits value exactly.

pub fn from_name(name: &str) -> Option<ColumnAttribute>

Get a flags value with the bits of a flag with the given name set.

This method will return None if name is empty or doesn’t correspond to any named flag.

pub const fn is_empty(&self) -> bool

Whether all bits in this flags value are unset.

pub const fn is_all(&self) -> bool

Whether all known bits in this flags value are set.

pub const fn intersects(&self, other: ColumnAttribute) -> bool

Whether any set bits in a source flags value are also set in a target flags value.

pub const fn contains(&self, other: ColumnAttribute) -> bool

Whether all set bits in a source flags value are also set in a target flags value.

pub fn insert(&mut self, other: ColumnAttribute)

The bitwise or (|) of the bits in two flags values.

pub fn remove(&mut self, other: ColumnAttribute)

The intersection of a source flags value with the complement of a target flags value (&!).

This method is not equivalent to self & !other when other has unknown bits set. remove won’t truncate other, but the ! operator will.

pub fn toggle(&mut self, other: ColumnAttribute)

The bitwise exclusive-or (^) of the bits in two flags values.

pub fn set(&mut self, other: ColumnAttribute, value: bool)

Call insert when value is true or remove when value is false.

pub const fn intersection(self, other: ColumnAttribute) -> ColumnAttribute

The bitwise and (&) of the bits in two flags values.

pub const fn union(self, other: ColumnAttribute) -> ColumnAttribute

The bitwise or (|) of the bits in two flags values.

pub const fn difference(self, other: ColumnAttribute) -> ColumnAttribute

The intersection of a source flags value with the complement of a target flags value (&!).

This method is not equivalent to self & !other when other has unknown bits set. difference won’t truncate other, but the ! operator will.

pub const fn symmetric_difference( self, other: ColumnAttribute, ) -> ColumnAttribute

The bitwise exclusive-or (^) of the bits in two flags values.

pub const fn complement(self) -> ColumnAttribute

The bitwise negation (!) of the bits in a flags value, truncating the result.

impl ColumnAttribute

pub const fn iter(&self) -> Iter<ColumnAttribute>

Yield a set of contained flags values.

Each yielded flags value will correspond to a defined named flag. Any unknown bits will be yielded together as a final flags value.

pub const fn iter_names(&self) -> IterNames<ColumnAttribute>

Yield a set of contained named flags values.

This method is like iter, except only yields bits in contained named flags. Any unknown bits, or bits not corresponding to a contained flag will not be yielded.

impl ColumnAttribute

pub const fn has_autoinc(&self) -> bool

Checks if either ‘IDENTITY’ or ‘PRIMARY_KEY_AUTO’ constraints are set because the imply the use of auto increment sequence.

pub const fn has_unique(&self) -> bool

Checks if the ‘UNIQUE’ constraint is set.

pub const fn has_indexed(&self) -> bool

Checks if the ‘INDEXED’ constraint is set.

pub const fn has_primary_key(&self) -> bool

Checks if the ‘PRIMARY_KEY’ constraint is set.

pub fn kind(&self) -> AttributeKind

Returns the ColumnAttribute of constraints as an enum variant.

NOTE: This represent the higher possible representation of a constraints, so for example IDENTITY imply that is INDEXED, UNIQUE

Trait Implementations

impl Binary for ColumnAttribute

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

Formats the value using the given formatter.

impl BitAnd for ColumnAttribute

fn bitand(self, other: ColumnAttribute) -> ColumnAttribute

The bitwise and (&) of the bits in two flags values.

type Output = ColumnAttribute

The resulting type after applying the & operator.

impl BitAndAssign for ColumnAttribute

fn bitand_assign(&mut self, other: ColumnAttribute)

The bitwise and (&) of the bits in two flags values.

impl BitOr for ColumnAttribute

fn bitor(self, other: ColumnAttribute) -> ColumnAttribute

The bitwise or (|) of the bits in two flags values.

type Output = ColumnAttribute

The resulting type after applying the | operator.

impl BitOrAssign for ColumnAttribute

fn bitor_assign(&mut self, other: ColumnAttribute)

The bitwise or (|) of the bits in two flags values.

impl BitXor for ColumnAttribute

fn bitxor(self, other: ColumnAttribute) -> ColumnAttribute

The bitwise exclusive-or (^) of the bits in two flags values.

type Output = ColumnAttribute

The resulting type after applying the ^ operator.

impl BitXorAssign for ColumnAttribute

fn bitxor_assign(&mut self, other: ColumnAttribute)

The bitwise exclusive-or (^) of the bits in two flags values.

impl Clone for ColumnAttribute

fn clone(&self) -> ColumnAttribute

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ColumnAttribute

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ColumnAttribute

fn deserialize<D>( de: D, ) -> Result<ColumnAttribute, <D as Deserializer<'de>>::Error>

where D: Deserializer<'de>,

Deserialize this value from the given deserializer.

impl Extend<ColumnAttribute> for ColumnAttribute

fn extend<T>(&mut self, iterator: T)

where T: IntoIterator<Item = ColumnAttribute>,

The bitwise or (|) of the bits in each flags value.

fn extend_one(&mut self, item: A)

🔬This is a nightly-only experimental API. (extend_one)

Extends a collection with exactly one element.

fn extend_reserve(&mut self, additional: usize)

🔬This is a nightly-only experimental API. (extend_one)

Reserves capacity in a collection for the given number of additional elements.

impl Flags for ColumnAttribute

const FLAGS: &'static [Flag<ColumnAttribute>]

The set of defined flags.

type Bits = u8

The underlying bits type.

fn bits(&self) -> u8

Get the underlying bits value.

fn from_bits_retain(bits: u8) -> ColumnAttribute

Convert from a bits value exactly.

fn empty() -> Self

Get a flags value with all bits unset.

fn all() -> Self

Get a flags value with all known bits set.

fn contains_unknown_bits(&self) -> bool

This method will return true if any unknown bits are set.

fn from_bits(bits: Self::Bits) -> Option<Self>

Convert from a bits value.

fn from_bits_truncate(bits: Self::Bits) -> Self

Convert from a bits value, unsetting any unknown bits.

fn from_name(name: &str) -> Option<Self>

Get a flags value with the bits of a flag with the given name set.

fn iter(&self) -> Iter<Self>

Yield a set of contained flags values.

fn iter_names(&self) -> IterNames<Self>

Yield a set of contained named flags values.

fn iter_defined_names() -> IterDefinedNames<Self>

Yield a set of all named flags defined by Self::FLAGS.

fn is_empty(&self) -> bool

Whether all bits in this flags value are unset.

fn is_all(&self) -> bool

Whether all known bits in this flags value are set.

fn intersects(&self, other: Self) -> bool

where Self: Sized,

Whether any set bits in a source flags value are also set in a target flags value.

fn contains(&self, other: Self) -> bool

where Self: Sized,

Whether all set bits in a source flags value are also set in a target flags value.

fn truncate(&mut self)

where Self: Sized,

Remove any unknown bits from the flags.

fn insert(&mut self, other: Self)

where Self: Sized,

The bitwise or (|) of the bits in two flags values.

fn remove(&mut self, other: Self)

where Self: Sized,

The intersection of a source flags value with the complement of a target flags value (&!).

fn toggle(&mut self, other: Self)

where Self: Sized,

The bitwise exclusive-or (^) of the bits in two flags values.

fn set(&mut self, other: Self, value: bool)

where Self: Sized,

Call Flags::insert when value is true or Flags::remove when value is false.

fn clear(&mut self)

where Self: Sized,

Unsets all bits in the flags.

fn intersection(self, other: Self) -> Self

The bitwise and (&) of the bits in two flags values.

fn union(self, other: Self) -> Self

The bitwise or (|) of the bits in two flags values.

fn difference(self, other: Self) -> Self

The intersection of a source flags value with the complement of a target flags value (&!).

fn symmetric_difference(self, other: Self) -> Self

The bitwise exclusive-or (^) of the bits in two flags values.

fn complement(self) -> Self

The bitwise negation (!) of the bits in a flags value, truncating the result.

impl FromIterator<ColumnAttribute> for ColumnAttribute

fn from_iter<T>(iterator: T) -> ColumnAttribute

where T: IntoIterator<Item = ColumnAttribute>,

The bitwise or (|) of the bits in each flags value.

impl GroundSpacetimeType for ColumnAttribute

fn get_type() -> AlgebraicType

Returns the AlgebraicType representation of Self.

impl Hash for ColumnAttribute

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 IntoIterator for ColumnAttribute

type Item = ColumnAttribute

The type of the elements being iterated over.

type IntoIter = Iter<ColumnAttribute>

Which kind of iterator are we turning this into?

fn into_iter(self) -> <ColumnAttribute as IntoIterator>::IntoIter

Creates an iterator from a value.

impl LowerHex for ColumnAttribute

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

Formats the value using the given formatter.

impl Not for ColumnAttribute

fn not(self) -> ColumnAttribute

The bitwise negation (!) of the bits in a flags value, truncating the result.

type Output = ColumnAttribute

The resulting type after applying the ! operator.

impl Octal for ColumnAttribute

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

Formats the value using the given formatter.

impl Ord for ColumnAttribute

fn cmp(&self, other: &ColumnAttribute) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for ColumnAttribute

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

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for ColumnAttribute

fn partial_cmp(&self, other: &ColumnAttribute) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for ColumnAttribute

fn serialize<S>( &self, ser: S, ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>

where S: Serializer,

Serialize self in the data format of S using the provided serializer.

impl SpacetimeType for ColumnAttribute

fn make_type<S>(_ts: &mut S) -> AlgebraicType

where S: TypespaceBuilder,

Returns an AlgebraicType representing the type for Self in SATS and in the typing context in typespace. This is used by the automatic type registration system in Rust modules.

impl Sub for ColumnAttribute

fn sub(self, other: ColumnAttribute) -> ColumnAttribute

The intersection of a source flags value with the complement of a target flags value (&!).

This method is not equivalent to self & !other when other has unknown bits set. difference won’t truncate other, but the ! operator will.

type Output = ColumnAttribute

The resulting type after applying the - operator.

impl SubAssign for ColumnAttribute

fn sub_assign(&mut self, other: ColumnAttribute)

The intersection of a source flags value with the complement of a target flags value (&!).

This method is not equivalent to self & !other when other has unknown bits set. difference won’t truncate other, but the ! operator will.

impl UpperHex for ColumnAttribute

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

Formats the value using the given formatter.

impl Copy for ColumnAttribute

impl Eq for ColumnAttribute

impl StructuralPartialEq for ColumnAttribute