Struct ColumnDef 

pub struct ColumnDef {
    pub name: String,
    pub column_type: String,
    pub is_nullable: bool,
    pub default_value: Option<String>,
    pub is_auto_increment: bool,
    pub generation_expression: Option<String>,
    pub is_virtual: Option<bool>,
    pub is_invisible: bool,
    pub comment: Option<String>,
}

Column definition for output.

Fields

name: String

Column name.

column_type: String

SQL type string (e.g., “varchar(100)”).

is_nullable: bool

Whether the column allows NULL.

default_value: Option<String>

Default value expression (None if no default).

is_auto_increment: bool

Whether the column is AUTO_INCREMENT.

generation_expression: Option<String>

Generation expression for virtual/stored generated columns.

is_virtual: Option<bool>

Whether the generated column is virtual (true) or stored (false).

is_invisible: bool

Whether the column is INVISIBLE (MySQL 8.0.23+).

comment: Option<String>

Column comment.

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.

impl Serialize for ColumnDef

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

where __S: Serializer,

Serialize this value into the given Serde serializer.