Struct sea_schema::mysql::def::ColumnInfo

source · [−]

pub struct ColumnInfo {
    pub name: String,
    pub col_type: ColumnType,
    pub null: bool,
    pub key: ColumnKey,
    pub default: Option<ColumnDefault>,
    pub extra: ColumnExtra,
    pub expression: Option<ColumnExpression>,
    pub comment: String,
}

Available on crate features mysql and def only.

Fields

name: String

The name of the column

col_type: ColumnType

The type of the column with additional definitions, e.g. precision, length

null: bool

Can this column contains null

key: ColumnKey

Is this column indexed

default: Option<ColumnDefault>

Default value expression for this column, if any

extra: ColumnExtra

Extra definitions for this column, e.g. auto_increment

expression: Option<ColumnExpression>

The generation expression if this is a generated column

comment: String

User comments

Implementations

impl ColumnInfo

pub fn write(&self) -> ColumnDef

Available on crate feature writer only.

pub fn write_col_type(&self, col_def: ColumnDef) -> ColumnDef

Available on crate feature writer only.

pub fn write_num_attr(
    &self,
    col_def: ColumnDef,
    num_attr: &NumericAttr
) -> ColumnDef

Available on crate feature writer only.

pub fn write_str_attr(
    &self,
    col_def: ColumnDef,
    str_attr: &StringAttr
) -> ColumnDef

Available on crate feature writer only.

Trait Implementations

impl Clone for ColumnInfo

fn clone(&self) -> ColumnInfo

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

impl Debug for ColumnInfo

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

Formats the value using the given formatter. Read more

impl PartialEq<ColumnInfo> for ColumnInfo

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

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

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

This method tests for !=.

impl StructuralPartialEq for ColumnInfo

Auto Trait Implementations

impl RefUnwindSafe for ColumnInfo

impl Send for ColumnInfo

impl Sync for ColumnInfo

impl Unpin for ColumnInfo

impl UnwindSafe for ColumnInfo

Blanket Implementations

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

fn into(self) -> U

Calls U::from(self).

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

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

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

Uses borrowed data to replace owned data, usually by cloning. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

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

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.