Enum druid_io::query::DataSource

pub enum DataSource {
    Table {
        name: String,
    },
    Lookup {
        lookup: String,
    },
    Union {
        data_sources: Vec<String>,
    },
    Inline {
        column_names: Vec<String>,
        rows: Vec<Vec<String>>,
    },
    Query {
        query: Box<Query>,
    },
    Join {
        left: Box<DataSource>,
        right: Box<DataSource>,
        right_prefix: String,
        condition: String,
        join_type: JoinType,
    },
}

Variants

Table

Fields of Table

name: String

Lookup

Fields of Lookup

lookup: String

Union

Fields of Union

data_sources: Vec<String>

Inline

Fields of Inline

column_names: Vec<String>rows: Vec<Vec<String>>

Query

Fields of Query

query: Box<Query>

Join

Fields of Join

left: Box<DataSource>right: Box<DataSource>right_prefix: Stringcondition: Stringjoin_type: JoinType

Implementations

impl DataSource

pub fn table(name: &str) -> DataSource

pub fn lookup(name: &str) -> DataSource

pub fn union(sources: Vec<&str>) -> DataSource

pub fn query(query: Query) -> DataSource

pub fn join(join_type: JoinType) -> JoinBuilder

Trait Implementations

impl Debug for DataSource

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for DataSource

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.

impl Serialize for DataSource

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

Serialize this value into the given Serde serializer.