Struct ColumnDef 

pub struct ColumnDef {
    pub name: String,
    pub col_type: ColumnType,
    pub nullable: bool,
    pub primary_key: bool,
    pub auto_increment: bool,
    pub default_value: Option<String>,
    pub unique: bool,
}

列定义

Fields

name: String

列名

col_type: ColumnType

列类型

nullable: bool

是否可空

primary_key: bool

是否主键

auto_increment: bool

是否自增

default_value: Option<String>

默认值

unique: bool

是否唯一

Trait Implementations

impl Clone for ColumnDef

fn clone(&self) -> ColumnDef

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ColumnDef

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

Formats the value using the given formatter.