Struct MigrationMeta 

pub struct MigrationMeta {
    pub id: String,
    pub after: Option<String>,
    pub tables: Vec<TableSchema>,
    pub data_migration: Option<String>,
}

Migration metadata

Fields

id: String

Migration ID (matches filename without extension)

after: Option<String>

Migration this one depends on (for ordering)

tables: Vec<TableSchema>

Tables defined or modified in this migration

data_migration: Option<String>

Data migration function name (if any)

Implementations

impl MigrationMeta

pub fn new(id: impl Into<String>) -> Self

Create a new migration

pub fn after(self, after: impl Into<String>) -> Self

Set the dependency

pub fn add_table(&mut self, table: TableSchema)

Add a table schema

Trait Implementations

impl Clone for MigrationMeta

fn clone(&self) -> MigrationMeta

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MigrationMeta

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for MigrationMeta

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl PartialEq for MigrationMeta

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Serialize for MigrationMeta

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Eq for MigrationMeta

impl StructuralPartialEq for MigrationMeta