Enum CreateTableConstraint 

pub enum CreateTableConstraint {
    PrimaryKey {
        columns: Vec<String>,
    },
    Unique {
        columns: Vec<String>,
    },
    ForeignKey {
        columns: Vec<String>,
        ref_table: String,
        ref_columns: Vec<String>,
    },
    Check {
        expression: PlanExpression,
    },
}

Table constraint for CREATE TABLE.

Variants

PrimaryKey

Fields

columns: Vec<String>

Unique

Fields

columns: Vec<String>

ForeignKey

Fields

columns: Vec<String>

ref_table: String

ref_columns: Vec<String>

Check

Fields

expression: PlanExpression

Trait Implementations

impl Clone for CreateTableConstraint

fn clone(&self) -> CreateTableConstraint

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CreateTableConstraint

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

Formats the value using the given formatter.