Enum ColumnDialect 

pub enum ColumnDialect {
    SQLite {
        autoincrement: bool,
        default: Option<&'static str>,
        generated_expression: Option<&'static str>,
        generated_stored: bool,
        collate: Option<&'static str>,
        enum_variants: Option<&'static [EnumVariantRef]>,
    },
    PostgreSQL {
        postgres_type: &'static str,
        dimensions: Option<i32>,
        is_serial: bool,
        is_bigserial: bool,
        is_generated_identity: bool,
        is_identity_always: bool,
        default: Option<&'static str>,
        generated_expression: Option<&'static str>,
        generated_stored: bool,
        collate: Option<&'static str>,
        comment: Option<&'static str>,
        enum_variants: Option<&'static [EnumVariantRef]>,
    },
    MySQL {
        auto_increment: bool,
        default: Option<&'static str>,
        generated_expression: Option<&'static str>,
        generated_stored: bool,
        charset: Option<&'static str>,
        collate: Option<&'static str>,
        on_update: Option<&'static str>,
    },
}

Column metadata that applies to one dialect only.

Generated by the table macros and read by migrations. The fields mirror the column attributes (default, generated, collate, …).

Variants

SQLite

Fields

autoincrement: bool

default: Option<&'static str>

generated_expression: Option<&'static str>

generated_stored: bool

collate: Option<&'static str>

enum_variants: Option<&'static [EnumVariantRef]>

The values of an enum column, None for other columns.

PostgreSQL

Fields

postgres_type: &'static str

dimensions: Option<i32>

is_serial: bool

is_bigserial: bool

is_generated_identity: bool

is_identity_always: bool

default: Option<&'static str>

generated_expression: Option<&'static str>

generated_stored: bool

collate: Option<&'static str>

comment: Option<&'static str>

enum_variants: Option<&'static [EnumVariantRef]>

The values of an enum column, None for other columns.

MySQL

Fields

auto_increment: bool

default: Option<&'static str>

generated_expression: Option<&'static str>

generated_stored: bool

charset: Option<&'static str>

collate: Option<&'static str>

on_update: Option<&'static str>

Trait Implementations

impl Clone for ColumnDialect

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for ColumnDialect

impl Debug for ColumnDialect

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

Formats the value using the given formatter.

impl Eq for ColumnDialect

impl PartialEq for ColumnDialect

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for ColumnDialect