Struct datafusion::sqltorel::SqlToRel

pub struct SqlToRel { /* fields omitted */ }

Methods

impl SqlToRel

fn new(schemas: HashMap<String, Schema>) -> Self

fn sql_to_rel(&self, sql: &ASTNode) -> Result<Box<Rel>, String>

fn sql_to_rex(&self, sql: &ASTNode, tt: &Schema) -> Result<Expr, String>