Method limit

datafusion/expr/src/logical_plan/builder.rs:656–664

Limit the number of rows returned `skip` - Number of rows to skip before fetch any row. `fetch` - Maximum number of rows to fetch, after skipping `skip` rows, if specified.

(self, skip: usize, fetch: Option<usize>)

    /// `fetch` - Maximum number of rows to fetch, after skipping `skip` rows,
    ///          if specified.
    pub fn limit(self, skip: usize, fetch: Option<usize>) -> Result<Self> {
        let skip_expr = if skip == 0 {
            None
        } else {
            Some(lit(skip as i64))
        };
        let fetch_expr = fetch.map(|f| lit(f as i64));
        self.limit_by_expr(skip_expr, fetch_expr)
    }

    /// Limit the number of rows returned
    ///