Struct fuel_indexer_database::types::Column

pub struct Column {
    pub id: i64,
    pub type_id: i64,
    pub name: String,
    pub graphql_type: String,
    pub coltype: ColumnType,
    pub position: i32,
    pub persistence: Persistence,
    pub unique: bool,
    pub nullable: bool,
    pub array_coltype: Option<ColumnType>,
}

Column on SQL database for a given Table the database.

Fields

id: i64

Database ID of the column.

type_id: i64

Database ID of the TypeId associated with this Column.

name: String

Name of the column.

graphql_type: String

GraphQL type of the column.

coltype: ColumnType

SQL type of the column.

position: i32

Position of the column.

Used when determing the order of columns when saving objects to DB and retrieving objects from DB.

persistence: Persistence

How this column is persisted to the database.

unique: bool

Whether this column is unique.

nullable: bool

Whether this column is nullable.

array_coltype: Option<ColumnType>

SQL type of the array’s contents

Only if this is a ColumnType::Array

Implementations

impl Column

pub fn from_field_def( f: &FieldDefinition, parsed: &ParsedGraphQLSchema, type_id: i64, position: i32, persistence: Persistence ) -> Column

Create a new Column from a given FieldDefinition.

Trait Implementations

impl Clone for Column

fn clone(&self) -> Column

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Column

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

Formats the value using the given formatter.

impl Default for Column

fn default() -> Column

Returns the “default value” for a type.

impl SqlFragment for Column

fn create(&self) -> String

Return the SQL create statement for a Column.

impl SqlNamed for Column

fn sql_name(&self) -> String

Return the SQL name of the column.