Method expr_to_sql

datafusion/sql/src/unparser/expr.rs:96–102

(&self, expr: &Expr)

impl Unparser<'_> {
    pub fn expr_to_sql(&self, expr: &Expr) -> Result<ast::Expr> {
        let mut root_expr = self.expr_to_sql_inner(expr)?;
        if self.pretty {
            root_expr = self.remove_unnecessary_nesting(root_expr, LOWEST, LOWEST);
        }
        Ok(root_expr)
    }

    #[cfg_attr(feature = "recursive_protection", recursive::recursive)]
    fn expr_to_sql_inner(&self, expr: &Expr) -> Result<ast::Expr> {