relation

Types

ColumnPair

pub type ColumnPair {
  ColumnPair(local_column: String, related_column: String)
}

Constructors

ColumnPair(local_column: String, related_column: String)

Relation

</>

pub type Relation {
  Relation(
    name: String,
    foreign_key_name: String,
    kind: RelationKind,
    related_table: TableRef,
    column_pairs: List(ColumnPair),
  )
}

Constructors

Relation(
  name: String,
  foreign_key_name: String,
  kind: RelationKind,
  related_table: TableRef,
  column_pairs: List(ColumnPair),
)

RelationKind

</>

pub type RelationKind {
  BelongsTo
  HasMany
}

Constructors

```
BelongsTo
```
```
HasMany
```

TableRef

</>

pub type TableRef {
  TableRef(schema: String, name: String)
}

Constructors

```
TableRef(schema: String, name: String)
```

TableRelations

</>

pub type TableRelations {
  TableRelations(table: TableRef, relations: List(Relation))
}

Constructors

TableRelations(table: TableRef, relations: List(Relation))

Values

belongs_to

</>

pub fn belongs_to(
  name: String,
  foreign_key_name: String,
  related_table: TableRef,
  column_pairs: List(ColumnPair),
) -> Relation

for_table

</>

pub fn for_table(
  snapshot: model.SchemaSnapshot,
  schema_name: String,
  table_name: String,
) -> option.Option(TableRelations)

has_many

</>

pub fn has_many(
  name: String,
  foreign_key_name: String,
  related_table: TableRef,
  column_pairs: List(ColumnPair),
) -> Relation

infer

</>

pub fn infer(
  snapshot: model.SchemaSnapshot,
) -> List(TableRelations)

pair

</>

pub fn pair(
  local_column: String,
  related_column: String,
) -> ColumnPair

table_ref

</>

pub fn table_ref(schema: String, name: String) -> TableRef